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ENGINE CONTROL SYSTEM
GI
SECTION EC MA
EM
LC
CONTENTS
FE
TROUBLE DIAGNOSIS - INDEX ....................................9 Idle Speed/Ignition Timing/Idle Mixture Ratio
Alphabetical Index .......................................................9 Adjustment .................................................................59 AT
DTC No. Index...........................................................13 Accelerator Pedal Released Position Learning.........71
PRECAUTIONS .............................................................18 Throttle Valve Closed Position Learning ...................71
Supplemental Restraint System (SRS) AIR Idle Air Volume Learning ...........................................71 AX
BAG and SEAT BELT PRE-TENSIONER.............18 ON BOARD DIAGNOSTIC SYSTEM
Precautions for On Board Diagnostic (OBD) DESCRIPTION ...............................................................75
SU
System of Engine and A/T.........................................18 Introduction ................................................................75
Engine Fuel & Emission Control System ..................19 Two Trip Detection Logic ...........................................75
Precautions ................................................................20 Emission-related Diagnostic Information ...................76 BR
Wiring Diagrams and Trouble Diagnosis...................21 Malfunction Indicator Lamp (MIL)..............................90
PREPARATION .............................................................22 OBD System Operation Chart ...................................94
Special Service Tools ................................................22 CONSULT-II ...............................................................99 ST
Commercial Service Tools .........................................22 Generic Scan Tool (GST) ........................................113
ENGINE AND EMISSION CONTROL OVERALL TROUBLE DIAGNOSIS - INTRODUCTION................115
SYSTEM.........................................................................24 Introduction ..............................................................115
RS
Engine Control Component Parts Location...............24 Work Flow................................................................117
Circuit Diagram ..........................................................28 TROUBLE DIAGNOSIS - BASIC INSPECTION .........119 BT
System Diagram ........................................................30 Basic Inspection.......................................................119
Vacuum Hose Drawing ..............................................31 TROUBLE DIAGNOSIS - GENERAL
System Chart .............................................................32 DESCRIPTION .............................................................124 HA
ENGINE AND EMISSION BASIC CONTROL DTC Inspection Priority Chart..................................124
SYSTEM DESCRIPTION ...............................................33 Fail-safe Chart .........................................................125
Multiport Fuel Injection (MFI) System .......................33 Symptom Matrix Chart.............................................126 SC
Electronic Ignition (EI) System ..................................35 CONSULT-II Reference Value in Data Monitor
Air Conditioning Cut Control......................................36 Mode ........................................................................130 EL
Fuel Cut Control (at no load & high engine Major Sensor Reference Graph in Data Monitor
speed) ........................................................................37 Mode ........................................................................133
Evaporative Emission System ...................................37 ECM Terminals and Reference Value .....................136 IDX
On Board Refueling Vapor Recovery (ORVR) ..........43 TROUBLE DIAGNOSIS - SPECIFICATION VALUE ..147
Positive Crankcase Ventilation ..................................52 Description ...............................................................147
CAN Communication .................................................53 Testing Condition .....................................................147
Automatic Speed Control Device (ASCD) System....54 Inspection Procedure...............................................147
BASIC SERVICE PROCEDURE ...................................56 Diagnostic Procedure ..............................................148
Fuel Pressure Release ..............................................56 TROUBLE DIAGNOSIS FOR INTERMITTENT
Fuel Pressure Check .................................................56 INCIDENT.....................................................................151
Injector .......................................................................57 Description ...............................................................151
How to Check Idle Speed and Ignition Timing..........58 Diagnostic Procedure ..............................................151
TROUBLE DIAGNOSIS FOR POWER SUPPLY........152
CONTENTS (Cont'd)
Main Power Supply and Ground Circuit..................152 DTC P0107, P0108 ABSOLUTE PRESSURE
DTC U1000, U1001 CAN COMMUNICATION LINE...159 SENSOR ......................................................................197
Description ...............................................................159 Component Description ...........................................197
On Board Diagnosis Logic.......................................159 On Board Diagnosis Logic.......................................197
DTC Confirmation Procedure ..................................159 DTC Confirmation Procedure ..................................197
Wiring Diagram ........................................................160 Diagnostic Procedure ..............................................198
Diagnostic Procedure ..............................................161 DTC P0112, P0113 IAT SENSOR ...............................199
DTC P0011, P0021 IVT CONTROL ............................162 Component Description ...........................................199
Description ...............................................................162 On Board Diagnosis Logic.......................................199
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................199
Mode ........................................................................163 Wiring Diagram ........................................................200
On Board Diagnosis Logic.......................................163 Diagnostic Procedure ..............................................201
DTC Confirmation Procedure ..................................163 DTC P0117, P0118 ECT SENSOR..............................203
Wiring Diagram ........................................................165 Component Description ...........................................203
Diagnostic Procedure ..............................................168 On Board Diagnosis Logic.......................................203
Component Inspection.............................................170 DTC Confirmation Procedure ..................................204
DTC P0031, P0032, P0051, P0052 HO2S1 Wiring Diagram ........................................................205
HEATER.......................................................................171 Diagnostic Procedure ..............................................206
Description ...............................................................171 DTC P0122, P0123 TP SENSOR................................208
CONSULT-II Reference Value in Data Monitor Component Description ...........................................208
Mode ........................................................................171 CONSULT-II Reference Value in Data Monitor
On Board Diagnosis Logic.......................................171 Mode ........................................................................208
DTC Confirmation Procedure ..................................172 On Board Diagnosis Logic.......................................208
Wiring Diagram ........................................................173 DTC Confirmation Procedure ..................................209
Diagnostic Procedure ..............................................176 Wiring Diagram ........................................................210
DTC P0037, P0038, P0057, P0058 HO2S2 Diagnostic Procedure ..............................................211
HEATER.......................................................................178 Component Inspection.............................................213
Description ...............................................................178 DTC P0125 ECT SENSOR..........................................214
CONSULT-II Reference Value in Data Monitor Description ...............................................................214
Mode ........................................................................178 On Board Diagnosis Logic.......................................214
On Board Diagnosis Logic.......................................178 DTC Confirmation Procedure ..................................215
DTC Confirmation Procedure ..................................179 Diagnostic Procedure ..............................................215
Wiring Diagram ........................................................180 DTC P0127 IAT SENSOR ...........................................217
Diagnostic Procedure ..............................................182 Component Description ...........................................217
DTC P0101 MAF SENSOR .........................................184 On Board Diagnosis Logic.......................................217
Component Description ...........................................184 DTC Confirmation Procedure ..................................217
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................218
Mode ........................................................................184 DTC P0128 THERMOSTAT FUNCTION.....................219
On Board Diagnosis Logic.......................................184 On Board Diagnosis Logic.......................................219
DTC Confirmation Procedure ..................................184 DTC Confirmation Procedure ..................................219
Overall Function Check ...........................................186 Diagnostic Procedure ..............................................220
Wiring Diagram ........................................................187 DTC P0132, P0152 HO2S1 .........................................221
Diagnostic Procedure ..............................................188 Component Description ...........................................221
DTC P0102, P0103 MAF SENSOR.............................191 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................191 Mode ........................................................................221
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................221
Mode ........................................................................191 DTC Confirmation Procedure ..................................222
On Board Diagnosis Logic.......................................191 Wiring Diagram ........................................................223
DTC Confirmation Procedure ..................................192 Diagnostic Procedure ..............................................225
Wiring Diagram ........................................................193 DTC P0133, P0153 HO2S1 .........................................229
Diagnostic Procedure ..............................................194 Component Description ...........................................229
EC-2
CONTENTS (Cont'd)
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................285
Mode ........................................................................229 DTC Confirmation Procedure ..................................285
On Board Diagnosis Logic.......................................229 Wiring Diagram ........................................................287 GI
DTC Confirmation Procedure ..................................230 Diagnostic Procedure ..............................................288
Overall Function Check ...........................................231 DTC P0222, P0223 TP SENSOR................................290 MA
Wiring Diagram ........................................................232 Component Description ...........................................290
Diagnostic Procedure ..............................................234 CONSULT-II Reference Value in Data Monitor
DTC P0134, P0154 HO2S1 .........................................241 Mode ........................................................................290 EM
Component Description ...........................................241 On Board Diagnosis Logic.......................................290
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................291
Mode ........................................................................241 Wiring Diagram ........................................................292 LC
On Board Diagnosis Logic.......................................241 Diagnostic Procedure ..............................................293
DTC Confirmation Procedure ..................................242 Component Inspection.............................................295
Overall Function Check ...........................................243 DTC P0300 - P0306 MULTIPLE CYLINDER
Wiring Diagram ........................................................244 MISFIRE, NO. 1 - 6 CYLINDER MISFIRE ..................296
Diagnostic Procedure ..............................................246 On Board Diagnosis Logic.......................................296 FE
DTC P0138, P0158 HO2S2 .........................................250 DTC Confirmation Procedure ..................................297
Component Description ...........................................250 Diagnostic Procedure ..............................................298
CONSULT-II Reference Value in Data Monitor DTC P0327, P0328 KS................................................305 AT
Mode ........................................................................250 Component Description ...........................................305
On Board Diagnosis Logic.......................................250 On Board Diagnosis Logic.......................................305
DTC Confirmation Procedure ..................................251 DTC Confirmation Procedure ..................................305
AX
Wiring Diagram ........................................................252 Wiring Diagram ........................................................306
Diagnostic Procedure ..............................................254 Diagnostic Procedure ..............................................307 SU
DTC P0139, P0159 HO2S2 .........................................258 DTC P0335 CKP SENSOR (POS) ..............................310
Component Description ...........................................258 Component Description ...........................................310
CONSULT-II Reference Value in Data Monitor CONSULT-II Reference Value in Data Monitor BR
Mode ........................................................................258 Mode ........................................................................310
On Board Diagnosis Logic.......................................258 On Board Diagnosis Logic.......................................310
DTC Confirmation Procedure ..................................259 DTC Confirmation Procedure ..................................311 ST
Overall Function Check ...........................................259 Wiring Diagram ........................................................312
Wiring Diagram ........................................................261 Diagnostic Procedure ..............................................313
RS
Diagnostic Procedure ..............................................263 Component Inspection.............................................316
DTC P0171, P0174 FUEL INJECTION SYSTEM DTC P0340, P0345 CMP SENSOR (PHASE) ............317
FUNCTION ...................................................................267 Component Description ...........................................317 BT
On Board Diagnosis Logic.......................................267 On Board Diagnosis Logic.......................................317
DTC Confirmation Procedure ..................................267 DTC Confirmation Procedure ..................................317
Wiring Diagram ........................................................269 Wiring Diagram ........................................................319 HA
Diagnostic Procedure ..............................................271 Diagnostic Procedure ..............................................321
DTC P0172, P0175 FUEL INJECTION SYSTEM Component Inspection.............................................325
FUNCTION ...................................................................275 DTC P0420, P0430 THREE WAY CATALYST
SC
On Board Diagnosis Logic.......................................275 FUNCTION ...................................................................326
DTC Confirmation Procedure ..................................275 On Board Diagnosis Logic.......................................326 EL
Wiring Diagram ........................................................277 DTC Confirmation Procedure ..................................326
Diagnostic Procedure ..............................................279 Overall Function Check ...........................................327
DTC P0181 FTT SENSOR ..........................................282 Diagnostic Procedure ..............................................328 IDX
Component Description ...........................................282 DTC P0441 EVAP CONTROL SYSTEM.....................331
On Board Diagnosis Logic.......................................282 System Description..................................................331
DTC Confirmation Procedure ..................................282 On Board Diagnosis Logic.......................................331
Diagnostic Procedure ..............................................283 DTC Confirmation Procedure ..................................332
DTC P0182, P0183 FTT SENSOR..............................285 Overall Function Check ...........................................332
Component Description ...........................................285 Diagnostic Procedure ..............................................334
EC-3
CONTENTS (Cont'd)
DTC P0442 EVAP CONTROL SYSTEM.....................341 DTC Confirmation Procedure ..................................412
On Board Diagnosis Logic.......................................341 Wiring Diagram ........................................................413
DTC Confirmation Procedure ..................................342 Diagnostic Procedure ..............................................414
Diagnostic Procedure ..............................................343 DTC P0461 FUEL LEVEL SENSOR...........................416
DTC P0444, P0445 EVAP CANISTER PURGE Component Description ...........................................416
VOLUME CONTROL SOLENOID VALVE ..................356 On Board Diagnostic Logic......................................416
Description ...............................................................356 Overall Function Check ...........................................416
CONSULT-II Reference Value in Data Monitor DTC P0462, P0463 FUEL LEVEL SENSOR ..............418
Mode ........................................................................356 Component Description ...........................................418
On Board Diagnosis Logic.......................................357 On Board Diagnostic Logic......................................418
DTC Confirmation Procedure ..................................357 DTC Confirmation Procedure ..................................418
Wiring Diagram ........................................................358 Wiring Diagram ........................................................419
Diagnostic Procedure ..............................................360 Diagnostic Procedure ..............................................420
DTC P0447 EVAP CANISTER VENT CONTROL DTC P0500 VSS ..........................................................422
VALVE..........................................................................363 Component Description ...........................................422
Component Description ...........................................363 On Board Diagnosis Logic.......................................422
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................422
Mode ........................................................................363 Overall Function Check ...........................................423
On Board Diagnosis Logic.......................................363 Wiring Diagram ........................................................424
DTC Confirmation Procedure ..................................363 Diagnostic Procedure ..............................................425
Wiring Diagram ........................................................365 DTC P0506 ISC SYSTEM ...........................................426
Diagnostic Procedure ..............................................366 Description ...............................................................426
DTC P0452 EVAP SYSTEM PRESSURE SENSOR ..370 On Board Diagnosis Logic.......................................426
Component Description ...........................................370 DTC Confirmation Procedure ..................................426
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................427
Mode ........................................................................370 DTC P0507 ISC SYSTEM ...........................................428
On Board Diagnosis Logic.......................................370 Description ...............................................................428
DTC Confirmation Procedure ..................................370 On Board Diagnosis Logic.......................................428
Wiring Diagram ........................................................372 DTC Confirmation Procedure ..................................428
Diagnostic Procedure ..............................................373 Diagnostic Procedure ..............................................429
DTC P0453 EVAP SYSTEM PRESSURE SENSOR ..376 DTC P0550 PSP SENSOR..........................................430
Component Description ...........................................376 Component Description ...........................................430
CONSULT-II Reference Value in Data Monitor CONSULT-II Reference Value in Data Monitor
Mode ........................................................................376 Mode ........................................................................430
On Board Diagnosis Logic.......................................376 On Board Diagnosis Logic.......................................430
DTC Confirmation Procedure ..................................377 DTC Confirmation Procedure ..................................430
Wiring Diagram ........................................................378 Wiring Diagram ........................................................431
Diagnostic Procedure ..............................................379 Diagnostic Procedure ..............................................432
DTC P0455 EVAP CONTROL SYSTEM (GROSS Component Inspection.............................................434
LEAK)...........................................................................385 DTC P0605 ECM .........................................................435
On Board Diagnosis Logic.......................................385 Component Description ...........................................435
Possible Cause........................................................385 On Board Diagnosis Logic.......................................435
DTC Confirmation Procedure ..................................386 DTC Confirmation Procedure ..................................435
Diagnostic Procedure ..............................................387 Diagnostic Procedure ..............................................436
DTC P0456 EVAP CONTROL SYSTEM.....................397 DTC P0650 MIL (CIRCUIT) .........................................437
On Board Diagnosis Logic.......................................397 Component Description ...........................................437
DTC Confirmation Procedure ..................................398 On Board Diagnosis Logic.......................................437
Overall Function Check ...........................................399 DTC Confirmation Procedure ..................................437
Diagnostic Procedure ..............................................399 Wiring Diagram ........................................................438
DTC P0460 FUEL LEVEL SENSOR...........................412 Diagnostic Procedure ..............................................439
Component Description ...........................................412 DTC P1065 ECM POWER SUPPLY (BACK UP).......441
On Board Diagnostic Logic......................................412 Component Description ...........................................441
EC-4
CONTENTS (Cont'd)
On Board Diagnosis Logic.......................................441 Component Description ...........................................479
DTC Confirmation Procedure ..................................441 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................442 Mode ........................................................................479 GI
Diagnostic Procedure ..............................................443 On Board Diagnosis Logic.......................................479
DTC P1102 MAF SENSOR .........................................445 DTC Confirmation Procedure ..................................480 MA
Component Description ...........................................445 Overall Function Check ...........................................481
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................481
Mode ........................................................................445 DTC P1146, P1166 HO2S2 .........................................486 EM
On Board Diagnosis Logic.......................................445 Component Description ...........................................486
DTC Confirmation Procedure ..................................445 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................447 Mode ........................................................................486 LC
Diagnostic Procedure ..............................................448 On Board Diagnosis Logic.......................................486
DTC P1121 ELECTRIC THROTTLE CONTROL DTC Confirmation Procedure ..................................487
ACTUATOR .................................................................451 Overall Function Check ...........................................487
Component Description ...........................................451 Wiring Diagram ........................................................489
On Board Diagnosis Logic.......................................451 Diagnostic Procedure ..............................................491 FE
DTC Confirmation Procedure ..................................451 DTC P1147, P1167 HO2S2 .........................................495
Diagnostic Procedure ..............................................452 Component Description ...........................................495
DTC P1122 ELECTRIC THROTTLE CONTROL CONSULT-II Reference Value in Data Monitor AT
FUNCTION ...................................................................453 Mode ........................................................................495
Description ...............................................................453 On Board Diagnosis Logic.......................................495
On Board Diagnosis Logic.......................................453 DTC Confirmation Procedure ..................................496
AX
DTC Confirmation Procedure ..................................453 Overall Function Check ...........................................496
Wiring Diagram ........................................................455 Wiring Diagram ........................................................498 SU
Diagnostic Procedure ..............................................456 Diagnostic Procedure ..............................................500
Component Inspection.............................................460 DTC P1148, P1168 CLOSED LOOP CONTROL........504
DTC P1124, P1126 THROTTLE CONTROL On Board Diagnosis Logic.......................................504 BR
MOTOR RELAY...........................................................461 DTC Confirmation Procedure ..................................504
Component Description ...........................................461 Overall Function Check ...........................................505
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................505 ST
Mode ........................................................................461 DTC P1211 VDC/TCS/ABS CONTROL UNIT.............506
On Board Diagnosis Logic.......................................461 Description ...............................................................506
RS
DTC Confirmation Procedure ..................................461 On Board Diagnosis Logic.......................................506
Wiring Diagram ........................................................463 DTC Confirmation Procedure ..................................506
Diagnostic Procedure ..............................................464 Diagnostic Procedure ..............................................507 BT
Component Inspection.............................................466 DTC P1212 VDC/TCS/ABS COMMUNICATION
DTC P1128 THROTTLE CONTROL MOTOR.............467 LINE .............................................................................508
Component Description ...........................................467 Description ...............................................................508 HA
On Board Diagnosis Logic.......................................467 On Board Diagnosis Logic.......................................508
DTC Confirmation Procedure ..................................467 DTC Confirmation Procedure ..................................508
Wiring Diagram ........................................................468 Diagnostic Procedure ..............................................509
SC
Diagnostic Procedure ..............................................469 DTC P1217 ENGINE OVER TEMPERATURE............510
Component Inspection.............................................471 System Description..................................................510 EL
DTC P1143, P1163 HO2S1 .........................................472 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................472 Mode ........................................................................510
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................511 IDX
Mode ........................................................................472 Overall Function Check ...........................................512
On Board Diagnosis Logic.......................................472 Wiring Diagram ........................................................514
DTC Confirmation Procedure ..................................473 Diagnostic Procedure ..............................................516
Overall Function Check ...........................................474 Main 12 Causes of Overheating..............................527
Diagnostic Procedure ..............................................474 DTC P1225 TP SENSOR ............................................528
DTC P1144, P1164 HO2S1 .........................................479 Component Description ...........................................528
EC-5
CONTENTS (Cont'd)
On Board Diagnosis Logic.......................................528 DTC P1490 VACUUM CUT VALVE BYPASS
DTC Confirmation Procedure ..................................528 VALVE..........................................................................587
Diagnostic Procedure ..............................................529 Description ...............................................................587
DTC P1226 TP SENSOR ............................................530 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................530 Mode ........................................................................587
On Board Diagnosis Logic.......................................530 On Board Diagnosis Logic.......................................587
DTC Confirmation Procedure ..................................530 DTC Confirmation Procedure ..................................588
Diagnostic Procedure ..............................................531 Wiring Diagram ........................................................589
DTC P1229 SENSOR POWER SUPPLY....................532 Diagnostic Procedure ..............................................590
On Board Diagnosis Logic.......................................532 DTC P1491 VACUUM CUT VALVE BYPASS
DTC Confirmation Procedure ..................................532 VALVE..........................................................................593
Wiring Diagram ........................................................534 Description ...............................................................593
Diagnostic Procedure ..............................................535 CONSULT-II Reference Value in Data Monitor
DTC P1444 EVAP CANISTER PURGE VOLUME Mode ........................................................................593
CONTROL SOLENOID VALVE...................................538 On Board Diagnosis Logic.......................................594
Description ...............................................................538 DTC Confirmation Procedure ..................................594
CONSULT-II Reference Value in Data Monitor Overall Function Check ...........................................595
Mode ........................................................................538 Wiring Diagram ........................................................596
On Board Diagnosis Logic.......................................539 Diagnostic Procedure ..............................................597
DTC Confirmation Procedure ..................................539 DTC P1564 ASCD STEERING SWITCH ....................605
Wiring Diagram ........................................................541 Component Description ...........................................605
Diagnostic Procedure ..............................................543 CONSULT-II Reference Value in Data Monitor
DTC P1446 EVAP CANISTER VENT CONTROL Mode ........................................................................605
VALVE..........................................................................551 On Board Diagnosis Procedure...............................605
Component Description ...........................................551 DTC Confirmation Procedure ..................................606
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................607
Mode ........................................................................551 Diagnostic Procedure ..............................................609
On Board Diagnosis Logic.......................................551 Component Inspection.............................................611
DTC Confirmation Procedure ..................................551 DTC P1572 ASCD BRAKE SWITCH..........................612
Wiring Diagram ........................................................553 Component Description ...........................................612
Diagnostic Procedure ..............................................554 CONSULT-II Reference Value in Data Monitor
DTC P1448 EVAP CANISTER VENT CONTROL Mode ........................................................................612
VALVE..........................................................................559 On Board Diagnosis Procedure...............................612
Component Description ...........................................559 DTC Confirmation Procedure ..................................613
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................614
Mode ........................................................................559 Diagnostic Procedure ..............................................616
On Board Diagnosis Logic.......................................559 Component Inspection.............................................621
DTC Confirmation Procedure ..................................559 DTC P1574 ASCD VEHICLE SPEED SENSOR.........622
Overall Function Check ...........................................561 Component Description ...........................................622
Wiring Diagram ........................................................562 On Board Diagnosis Procedure...............................622
Diagnostic Procedure ..............................................563 DTC Confirmation Procedure ..................................622
DTC P1456 EVAP CONTROL SYSTEM.....................568 Wiring Diagram ........................................................624
On Board Diagnosis Logic.......................................568 Diagnostic Procedure ..............................................625
DTC Confirmation Procedure ..................................569 DTC P1706 PNP SWITCH...........................................627
Overall Function Check ...........................................570 Component Description ...........................................627
Diagnostic Procedure ..............................................571 CONSULT-II Reference Value in Data Monitor
DTC P1464 FUEL LEVEL SENSOR...........................584 Mode ........................................................................627
Component Description ...........................................584 On Board Diagnosis Logic.......................................627
On Board Diagnostic Logic......................................584 DTC Confirmation Procedure ..................................627
DTC Confirmation Procedure ..................................584 Overall Function Check ...........................................628
Wiring Diagram ........................................................585 Wiring Diagram ........................................................629
Diagnostic Procedure ..............................................586 Diagnostic Procedure ..............................................630
EC-6
CONTENTS (Cont'd)
DTC P1800 VIAS CONTROL SOLENOID VALVE .....632 Component Inspection.............................................667
Component Description ...........................................632 VARIABLE INDUCTION AIR CONTROL SYSTEM
CONSULT-II Reference Value in Data Monitor (VIAS)...........................................................................669 GI
Mode ........................................................................632 Description ...............................................................669
On Board Diagnosis Logic.......................................632 Wiring Diagram ........................................................671 MA
DTC Confirmation Procedure ..................................632 Diagnostic Procedure ..............................................672
Wiring Diagram ........................................................634 IGNITION SIGNAL.......................................................677
Diagnostic Procedure ..............................................635 Component Description ...........................................677 EM
DTC P1805 BRAKE SWITCH .....................................637 Wiring Diagram ........................................................678
Description ...............................................................637 Diagnostic Procedure ..............................................681
CONSULT-II Reference Value in Data Monitor INJECTOR ...................................................................688 LC
Mode ........................................................................637 Component Description ...........................................688
On Board Diagnosis Logic.......................................637 CONSULT-II Reference Value in Data Monitor
DTC Confirmation Procedure ..................................637 Mode ........................................................................688
Wiring Diagram ........................................................638 Wiring Diagram ........................................................689
Diagnostic Procedure ..............................................639 Diagnostic Procedure ..............................................690 FE
Component Inspection.............................................642 START SIGNAL...........................................................694
DTC P2122, P2123 APP SENSOR .............................643 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................643 Mode ........................................................................694 AT
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................695
Mode ........................................................................643 Diagnostic Procedure ..............................................696
On Board Diagnosis Logic.......................................643 FUEL PUMP.................................................................698
AX
DTC Confirmation Procedure ..................................644 System Description..................................................698
Wiring Diagram ........................................................645 Component Description ...........................................698 SU
Diagnostic Procedure ..............................................646 CONSULT-II Reference Value in Data Monitor
Component Inspection.............................................649 Mode ........................................................................698
DTC P2127, P2128 APP SENSOR .............................650 Wiring Diagram ........................................................699 BR
Component Description ...........................................650 Diagnostic Procedure ..............................................700
CONSULT-II Reference Value in Data Monitor ELECTRONIC CONTROLLED ENGINE MOUNT.......705
Mode ........................................................................650 System Description..................................................705 ST
On Board Diagnosis Logic.......................................650 CONSULT-II Reference Value in Data Monitor
DTC Confirmation Procedure ..................................651 Mode ........................................................................705
RS
Wiring Diagram ........................................................652 Wiring Diagram ........................................................706
Diagnostic Procedure ..............................................653 Diagnostic Procedure ..............................................707
Component Inspection.............................................655 REFRIGERANT PRESSURE SENSOR ......................709 BT
DTC P2135 TP SENSOR ............................................656 Description ...............................................................709
Component Description ...........................................656 Wiring Diagram ........................................................710
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................711 HA
Mode ........................................................................656 ASCD BRAKE SWITCH ..............................................713
On Board Diagnosis Logic.......................................656 Component Description ...........................................713
DTC Confirmation Procedure ..................................657 CONSULT-II Reference Value in Data Monitor
SC
Wiring Diagram ........................................................658 Mode ........................................................................713
Diagnostic Procedure ..............................................659 Wiring Diagram ........................................................714 EL
Component Inspection.............................................661 Diagnostic Procedure ..............................................716
DTC P2138 APP SENSOR..........................................662 ASCD INDICATOR LAMP...........................................721
Component Description ...........................................662 Component Description ...........................................721 IDX
CONSULT-II Reference Value in Data Monitor CONSULT-II Reference Value in Data Monitor
Mode ........................................................................662 Mode ........................................................................721
On Board Diagnosis Logic.......................................662 Wiring Diagram ........................................................722
DTC Confirmation Procedure ..................................663 Diagnostic Procedure ..............................................723
Wiring Diagram ........................................................664 ELECTRICAL LOAD SIGNAL.....................................724
Diagnostic Procedure ..............................................665 Wiring Diagram ........................................................724
EC-7
CONTENTS (Cont'd)
Diagnostic Procedure ..............................................726 Fuel Pump ...............................................................730
DATA LINK CONNECTORS .......................................729 Injector .....................................................................730
Wiring Diagram ........................................................729 Calculated Load Value.............................................730
SERVICE DATA AND SPECIFICATIONS (SDS) .......730 Intake Air Temperature Sensor................................730
Fuel Pressure Regulator..........................................730 Heated Oxygen Sensor 2 Heater ............................730
Idle Speed and Ignition Timing................................730 Fuel Tank Temperature Sensor ...............................731
Mass Air Flow Sensor..............................................730 Throttle Control Motor..............................................731
Engine Coolant Temperature Sensor ......................730 Crankshaft Position Sensor (POS)..........................731
Heated Oxygen Sensor 1 Heater ............................730 Camshaft Position Sensor (PHASE) .......................731
EC-8
TROUBLE DIAGNOSIS -- INDEX
Alphabetical Index
Alphabetical Index NHEC0001
NOTE:
If DTC U1000 or U1001 is displayed with other DTC, first perform the trouble diagnosis for DTC U1000,
U1001. Refer to EC-159. GI
X: Applicable --: Not applicable
DTC*1
Items (CONSULT-II screen terms) Trip MIL lighting up Reference page MA
CONSULT-II
ECM*3
GST*2
A/T 1ST GR FNCTN P0731 0731 2 X AT-137 EM
A/T 2ND GR FNCTN P0732 0732 2 X AT-143
A/T 3RD GR FNCTN P0733 0733 2 X AT-149 LC
A/T 4TH GR FNCTN P0734 0734 2 X AT-163
A/T TCC S/V FNCTN P0744 0744 2 X AT-163
ABSL PRES SEN/CIRC P0107 0107 2 X EC-197
FE
ABSL PRES SEN/CIRC P0108 0108 2 X EC-197
APP SEN 1/CIRC P2122 2122 1 X EC-643
AT
APP SEN 1/CIRC P2123 2123 1 X EC-643
APP SEN 2/CIRC P2127 2127 1 X EC-650
AX
APP SEN 2/CIRC P2128 2128 1 X EC-650
APP SENSOR P2138 2138 1 X EC-662
SU
ASCD BRAKE SW P1572 1572 1 -- EC-612
ASCD SW P1564 1564 1 -- EC-605 BR
ASCD VHL SPD SEN P1574 1574 1 -- EC-622
ATF TEMP SEN/CIRC P0710 0710 2 -- AT-115 ST
BRAKE SW/CIRCUIT P1805 1805 2 -- EC-637
CAN COMM CIRCUIT U1000 1000*5 1 X or -- EC-159 RS
CAN COMM CIRCUIT U1001 1001*5 2 -- EC-159
CKP SEN/CIRCUIT P0335 0335 2 X EC-310 BT
CLOSED LOOP-B1 P1148 1148 1 X EC-504
CLOSED LOOP-B2 P1168 1168 1 X EC-504 HA
CMP SEN/CIRC-B1 P0340 0340 2 X EC-317
CMP SEN/CIRC-B2 P0345 0345 2 X EC-317
SC
CTP LEARNING P1225 1225 2 -- EC-528
CTP LEARNING P1226 1226 2 -- EC-530
EL
CYL 1 MISFIRE P0301 0301 2 X EC-296
IDX
CYL 2 MISFIRE P0302 0302 2 X EC-296
CYL 3 MISFIRE P0303 0303 2 X EC-296
CYL 4 MISFIRE P0304 0304 2 X EC-296
CYL 5 MIS◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo