Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Armada 2004-2009 Approved Nissan Armada 2006 AT
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C TRANSMISSION/TRANSAXLE
A
AUTOMATIC TRANSMISSION
SECTION AT B
AT
D
E
CONTENTS
INDEX FOR DTC ....................................................... 5 . Accurate Repair ..................................................... 44
. F
Alphabetical Index ................................................... 5
. A/T Electrical Parts Location ................................. 49 .
DTC No. Index ........................................................ 6
. Schematic .............................................................. 50
.
PRECAUTIONS ......................................................... 7 . Inspections Before Trouble Diagnosis ................... 51 . G
Precautions for Supplemental Restraint System Check Before Engine is Started ............................. 55 .
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN- Check at Idle .......................................................... 55
.
SIONER" ................................................................. 7
. Cruise Test - Part 1 ................................................ 56
.
H
Precautions for On Board Diagnostic (OBD) System Cruise Test - Part 2 ................................................ 58
.
of A/T and Engine ................................................... 7. Cruise Test - Part 3 ................................................ 59
.
Precautions ............................................................. 8
. Vehicle Speed When Shifting Gears ..................... 60 .
Service Notice or Precautions ................................. 9 . Vehicle Speed When Performing and Releasing I
PREPARATION ........................................................ 10 . Complete Lock-up ................................................. 60 .
Special Service Tools ............................................ 10 . Vehicle Speed When Performing and Releasing
Commercial Service Tools ......................................11 . Slip Lock-up ........................................................... 60
. J
A/T FLUID ................................................................ 12
. Symptom Chart ...................................................... 61
.
Changing the Automatic Transmission Fluid (ATF) 12 ... TCM Input/Output Signal Reference Values .......... 83 .
Checking the Automatic Transmission Fluid (ATF) 12 ... CONSULT-II Function (A/T) ................................... 84 .
K
A/T Fluid Cooler Cleaning ..................................... 14 . DTC U1000 CAN COMMUNICATION LINE ............. 96 .
A/T CONTROL SYSTEM ......................................... 17 . Description ............................................................. 96
.
Cross-Sectional View (2WD models) .................... 17 . On Board Diagnosis Logic ..................................... 96 .
Cross-Sectional View (4WD models) .................... 18 . Possible Cause ...................................................... 96
. L
Shift Mechanism .................................................... 19. DTC Confirmation Procedure ................................ 96 .
TCM Function ........................................................ 30
. Wiring Diagram -- AT -- CAN ............................... 97 .
CAN Communication ............................................. 31 . Diagnostic Procedure ............................................ 99 . M
Input/Output Signal of TCM ................................... 31 . DTC P0615 START SIGNAL CIRCUIT .................. 100 .
Line Pressure Control ........................................... 32 . Description ........................................................... 100
.
Shift Control .......................................................... 33
. CONSULT-II Reference Value ............................. 100 .
Lock-up Control ..................................................... 34
. On Board Diagnosis Logic ................................... 100 .
Engine Brake Control ............................................ 36 . Possible Cause .................................................... 100
.
Control Valve ......................................................... 36
. DTC Confirmation Procedure .............................. 100 .
ON BOARD DIAGNOSTIC (OBD) SYSTEM ........... 38 . Wiring Diagram -- AT -- STSIG ......................... 101 .
Introduction ........................................................... 38
. Diagnostic Procedure .......................................... 102 .
OBD-II Function for A/T System ............................ 38 . DTC P0700 TCM .................................................... 104 .
One or Two Trip Detection Logic of OBD-II ........... 38 . Description ........................................................... 104
.
OBD-II Diagnostic Trouble Code (DTC) ................ 38 . On Board Diagnosis Logic ................................... 104 .
Malfunction Indicator Lamp (MIL) .......................... 41 . Possible Cause .................................................... 104
.
TROUBLE DIAGNOSIS ........................................... 42 . DTC Confirmation Procedure .............................. 104 .
DTC Inspection Priority Chart ............................... 42 . Diagnostic Procedure .......................................... 104 .
Fail-Safe ................................................................ 42
. DTC P0705 PARK/NEUTRAL POSITION SWITCH. 105
How To Perform Trouble Diagnosis For Quick and Description ........................................................... 105
.
Revision: October 2006 AT-1 2006 Armada
CONSULT-II Reference Value ............................. 105 . CIRCUIT ................................................................. 127
.
On Board Diagnosis Logic ................................... 105 . Description ........................................................... 127
.
Possible Cause .................................................... 105
. CONSULT-II Reference Value .............................. 127 .
DTC Confirmation Procedure .............................. 105 . On Board Diagnosis Logic ................................... 127 .
Wiring Diagram -- AT -- PNP/SW ...................... 106 . Possible Cause .................................................... 127.
Diagnostic Procedure .......................................... 107 . DTC Confirmation Procedure ............................... 127 .
DTC P0717 TURBINE REVOLUTION SENSOR ... 109 . Wiring Diagram -- AT -- FTS .............................. 128 .
Description ........................................................... 109
. Diagnostic Procedure ........................................... 129 .
CONSULT-II Reference Value ............................. 109 . Component Inspection ......................................... 130 .
On Board Diagnosis Logic ................................... 109 . DTC P1721 VEHICLE SPEED SENSOR MTR ...... 132 .
Possible Cause .................................................... 109
. Description ........................................................... 132
.
DTC Confirmation Procedure .............................. 109 . CONSULT-II Reference Value .............................. 132 .
Diagnostic Procedure .......................................... 110 . On Board Diagnosis Logic ................................... 132 .
DTC P0720 VEHICLE SPEED SENSOR A/T (REV- Possible Cause .................................................... 132.
OLUTION SENSOR) .............................................. 111 . DTC Confirmation Procedure ............................... 132 .
Description ............................................................111
. Diagnostic Procedure ........................................... 133 .
CONSULT-II Reference Value ..............................111 . DTC P1730 A/T INTERLOCK ................................ 134 .
On Board Diagnosis Logic ....................................111 . Description ........................................................... 134
.
Possible Cause .....................................................111
. On Board Diagnosis Logic ................................... 134 .
DTC Confirmation Procedure ...............................111 . Possible Cause .................................................... 134.
Wiring Diagram -- AT -- VSSA/T ........................ 113 . DTC Confirmation Procedure ............................... 134 .
Diagnostic Procedure .......................................... 114 . Judgement of A/T Interlock .................................. 135 .
DTC P0725 ENGINE SPEED SIGNAL .................. 116 . Diagnostic Procedure ........................................... 135 .
Description ........................................................... 116
. DTC P1731 A/T 1ST ENGINE BRAKING .............. 137 .
CONSULT-II Reference Value ............................. 116 . Description ........................................................... 137
.
On Board Diagnosis Logic ................................... 116 . CONSULT-II Reference Value .............................. 137 .
Possible Cause .................................................... 116
. On Board Diagnosis Logic ................................... 137 .
DTC Confirmation Procedure .............................. 116 . Possible Cause .................................................... 137.
Diagnostic Procedure .......................................... 116 . DTC Confirmation Procedure ............................... 137 .
DTC P0740 TORQUE CONVERTER CLUTCH Diagnostic Procedure ........................................... 138 .
SOLENOID VALVE ................................................ 118 . DTC P1752 INPUT CLUTCH SOLENOID VALVE . 139
Description ........................................................... 118
. Description ........................................................... 139
.
CONSULT-II Reference Value ............................. 118 . CONSULT-II Reference Value .............................. 139 .
On Board Diagnosis Logic ................................... 118 . On Board Diagnosis Logic ................................... 139 .
Possible Cause .................................................... 118
. Possible Cause .................................................... 139.
DTC Confirmation Procedure .............................. 118 . DTC Confirmation Procedure ............................... 139 .
Diagnostic Procedure .......................................... 119 . Diagnostic Procedure ........................................... 140 .
DTC P0744 A/T TCC S/V FUNCTION (LOCK-UP). 120 DTC P1754 INPUT CLUTCH SOLENOID VALVE
Description ........................................................... 120
. FUNCTION ............................................................. 141
.
CONSULT-II Reference Value ............................. 120 . Description ........................................................... 141
.
On Board Diagnosis Logic ................................... 120 . CONSULT-II Reference Value .............................. 141 .
Possible Cause .................................................... 120
. On Board Diagnosis Logic ................................... 141 .
DTC Confirmation Procedure .............................. 120 . Possible Cause .................................................... 141.
Diagnostic Procedure .......................................... 121 . DTC Confirmation Procedure ............................... 141 .
DTC P0745 LINE PRESSURE SOLENOID VALVE. 122 Diagnostic Procedure ........................................... 142 .
Description ........................................................... 122
. DTC P1757 FRONT BRAKE SOLENOID VALVE .. 143 .
CONSULT-II Reference Value ............................. 122 . Description ........................................................... 143
.
On Board Diagnosis Logic ................................... 122 . CONSULT-II Reference Value .............................. 143 .
Possible Cause .................................................... 122
. On Board Diagnosis Logic ................................... 143 .
DTC Confirmation Procedure .............................. 122 . Possible Cause .................................................... 143.
Diagnostic Procedure .......................................... 123 . DTC Confirmation Procedure ............................... 143 .
DTC P1705 THROTTLE POSITION SENSOR ...... 124 . Diagnostic Procedure ........................................... 144 .
Description ........................................................... 124
. DTC P1759 FRONT BRAKE SOLENOID VALVE
CONSULT-II Reference Value ............................. 124 . FUNCTION ............................................................. 145
.
On Board Diagnosis Logic ................................... 124 . Description ........................................................... 145
.
Possible Cause .................................................... 124
. CONSULT-II Reference Value .............................. 145 .
DTC Confirmation Procedure .............................. 124 . On Board Diagnosis Logic ................................... 145 .
Diagnostic Procedure .......................................... 124 . Possible Cause .................................................... 145.
DTC P1710 A/T FLUID TEMPERATURE SENSOR
Revision: October 2006 AT-2 2006 Armada
DTC Confirmation Procedure .............................. 145 . On Board Diagnosis Logic ................................... 161 .
Diagnostic Procedure .......................................... 146 . Possible Cause .................................................... 161
. A
DTC P1762 DIRECT CLUTCH SOLENOID VALVE 147 . DTC Confirmation Procedure .............................. 161 .
Description .......................................................... 147
. Diagnostic Procedure .......................................... 162 .
CONSULT-II Reference Value ............................. 147 . DTC P1845 ATF PRESSURE SWITCH 5 .............. 163 . B
On Board Diagnosis Logic .................................. 147 . Description ........................................................... 163
.
Possible Cause ................................................... 147 . CONSULT-II Reference Value ............................. 163 .
DTC Confirmation Procedure .............................. 147 . On Board Diagnosis Logic ................................... 163 .
Diagnostic Procedure .......................................... 148 . Possible Cause .................................................... 163
. AT
DTC P1764 DIRECT CLUTCH SOLENOID VALVE DTC Confirmation Procedure .............................. 163 .
FUNCTION ............................................................. 149
. Diagnostic Procedure .......................................... 164 .
Description .......................................................... 149
. DTC P1846 ATF PRESSURE SWITCH 6 .............. 165 . D
CONSULT-II Reference Value ............................. 149 . Description ........................................................... 165
.
On Board Diagnosis Logic .................................. 149 . CONSULT-II Reference Value ............................. 165 .
Possible Cause ................................................... 149 . On Board Diagnosis Logic ................................... 165 . E
DTC Confirmation Procedure .............................. 149 . Possible Cause .................................................... 165
.
Diagnostic Procedure .......................................... 150 . DTC Confirmation Procedure .............................. 165 .
DTC P1767 HIGH AND LOW REVERSE CLUTCH Diagnostic Procedure .......................................... 166 .
SOLENOID VALVE ................................................ 151 . MAIN POWER SUPPLY AND GROUND CIRCUIT. 167 F
Description .......................................................... 151
. Wiring Diagram -- AT -- MAIN ........................... 167 .
CONSULT-II Reference Value ............................. 151 . Diagnostic Procedure .......................................... 168 .
On Board Diagnosis Logic .................................. 151 . CLOSED THROTTLE POSITION AND WIDE OPEN G
Possible Cause ................................................... 151 . THROTTLE POSITION CIRCUIT ........................... 171 .
DTC Confirmation Procedure .............................. 151 . CONSULT-II Reference Value ............................. 171 .
Diagnostic Procedure .......................................... 152 . Diagnostic Procedure .......................................... 171 . H
DTC P1769 HIGH AND LOW REVERSE CLUTCH BRAKE SIGNAL CIRCUIT ..................................... 172 .
SOLENOID VALVE FUNCTION ............................ 153 . CONSULT-II Reference Value ............................. 172 .
Description .......................................................... 153
. Diagnostic Procedure .......................................... 172 .
I
CONSULT-II Reference Value ............................. 153 . TOW MODE SWITCH ............................................ 173 .
On Board Diagnosis Logic .................................. 153 . Description ........................................................... 173
.
Possible Cause ................................................... 153 . Wiring Diagram -- AT -- TMSW ......................... 174 .
DTC Confirmation Procedure .............................. 153 . Diagnostic Procedure .......................................... 175 . J
Diagnostic Procedure .......................................... 154 . TROUBLE DIAGNOSIS FOR SYMPTOMS ........... 176 .
DTC P1772 LOW COAST BRAKE SOLENOID Wiring Diagram -- AT -- NONDTC ..................... 176 .
VALVE .................................................................... 155
. A/T CHECK Indicator Lamp Does Not Come On . 179 K
Description .......................................................... 155
. Engine Cannot Be Started In "P" or "N" Position . 179
CONSULT-II Reference Value ............................. 155 . In "P" Position, Vehicle Moves When Pushed ..... 180 .
On Board Diagnosis Logic .................................. 155 . In "N" Position, Vehicle Moves ............................. 181 .
L
Possible Cause ................................................... 155 . Large Shock ("N" to "D" Position) ........................ 182 .
DTC Confirmation Procedure .............................. 155 . Vehicle Does Not Creep Backward In "R" Position 186 .
Diagnostic Procedure .......................................... 156 . Vehicle Does Not Creep Forward In "D" Position . 189
DTC P1774 LOW COAST BRAKE SOLENOID Vehicle Cannot Be Started From D1 .................... 191 . M
VALVE FUNCTION ................................................ 157 . A/T Does Not Shift: D1 D 2 ............................... 194 .
Description .......................................................... 157
. A/T Does Not Shift: D2 D 3 ............................... 196 .
CONSULT-II Reference Value ............................. 157 . A/T Does Not Shift: D3 D 4 ............................... 198 .
On Board Diagnosis Logic .................................. 157 . A/T Does Not Shift: D4 D 5 ............................... 201 .
Possible Cause ................................................... 157 . A/T Does Not Perform Lock-up ........................... 203 .
DTC Confirmation Procedure .............................. 157 . A/T Does Not Hold Lock-up Condition ................. 205 .
Diagnostic Procedure .......................................... 158 . Lock-up Is Not Released ..................................... 207 .
DTC P1841 ATF PRESSURE SWITCH 1 .............. 159 . Engine Speed Does Not Return to Idle ............... 208 .
Description .......................................................... 159
. A/T Does Not Shift: 5th gear 4th gear ............. 209 .
CONSULT-II Reference Value ............................. 159 . A/T Does Not Shift: 4th gear 3rd gear ............. 212 .
On Board Diagnosis Logic .................................. 159 . A/T Does Not Shift: 3rd gear 2nd gear ............ 213 .
Possible Cause ................................................... 159 . A/T Does Not Shift: 2nd gear 1st gear ............ 215 .
DTC Confirmation Procedure .............................. 159 . Vehicle Does Not Decelerate By Engine Brake ... 218 .
Diagnostic Procedure .......................................... 160 . A/T SHIFT LOCK SYSTEM ................................... 221 .
DTC P1843 ATF PRESSURE SWITCH 3 .............. 161 . Description ........................................................... 221
.
Description .......................................................... 161
. Shift Lock System Electrical Parts Location ........ 221 .
CONSULT-II Reference Value ............................. 161 . Wiring Diagram -- A/T -- SHIFT ......................... 222 .
Revision: October 2006 AT-3 2006 Armada
Shift Lock Control Unit Reference Values ............ 223 . Front Sun Gear, 3rd One-Way Clutch .................. 284 .
Component Inspection ......................................... 224 . Front Carrier, Input Clutch, Rear Internal Gear .... 286 .
SHIFT CONTROL SYSTEM ................................... 226 . Mid Sun Gear, Rear Sun Gear, High and Low
Control Device Removal and Installation ............. 226 . Reverse Clutch Hub ............................................. 291 .
Adjustment of A/T Position .................................. 227 . High and Low Reverse Clutch ............................. 296 .
Checking of A/T Position ..................................... 227 . Direct Clutch ........................................................ 298
.
ON-VEHICLE SERVICE ......................................... 228 . ASSEMBLY ............................................................ 300
.
Oil Pan ................................................................. 228
. Assembly (1) ........................................................ 300
.
Control Valve With TCM and A/T Fluid Temperature Adjustment ........................................................... 313
.
Sensor 2 .............................................................. 230
. Assembly (2) ........................................................ 316
.
Rear Oil Seal ....................................................... 240
. SERVICE DATA AND SPECIFICATIONS (SDS) ... 323 .
AIR BREATHER HOSE .......................................... 241 . General Specifications ......................................... 323 .
Removal and Installation ..................................... 241 . Vehicle Speed When Shifting Gears .................... 323 .
TRANSMISSION ASSEMBLY ............................... 243 . Vehicle Speed When Performing and Releasing
Removal and Installation (2WD) .......................... 243 . Complete Lock-up ................................................ 324 .
Removal and Installation (4WD) .......................... 246 . Vehicle Speed When Performing and Releasing
OVERHAUL ............................................................ 250. Slip Lock-up ......................................................... 324
.
Components ........................................................ 250 . Stall Speed ........................................................... 324
.
Oil Channel .......................................................... 258
. Line Pressure ....................................................... 324
.
Locations of Adjusting Shims, Needle Bearings, A/T Fluid Temperature Sensor ............................. 324 .
Thrust Washers and Snap Rings ......................... 260 . Turbine Revolution Sensor ................................... 324 .
DISASSEMBLY ...................................................... 264 . Vehicle Speed Sensor A/T (Revolution Sensor) .. 324 .
Disassembly ........................................................ 264. Reverse brake ...................................................... 325
.
REPAIR FOR COMPONENT PARTS ..................... 282 . Total End Play ...................................................... 325
.
Oil Pump .............................................................. 282
.
Revision: October 2006 AT-4 2006 Armada
INDEX FOR DTC
INDEX FOR DTC PFP:00024
A
Alphabetical Index ECS00B47
NOTE:
If DTC U1000 is displayed with other DTC, first perform the trouble diagnosis for DTC U1000. Refer to B
AT-96, "DTC U1000 CAN COMMUNICATION LINE" .
DTC
Items AT
OBD- II Except OBD- II Reference page
(CONSULT- II screen terms)
CONSULT- II GST (*1) CONSULT- II only "A/T"
A/T 1ST E/BRAKING -- P1731 AT-137
D
ATF PRES SW 1/CIRC -- P1841 AT-159
ATF PRES SW 3/CIRC -- P1843 AT-161
ATF PRES SW 5/CIRC -- P1845 AT-163 E
ATF PRES SW 6/CIRC -- P1846 AT-165
A/T INTERLOCK P1730 P1730 AT-134
F
A/T TCC S/V FNCTN P0744 P0744 AT-120
ATF TEMP SEN/CIRC P0710 P1710 AT-127
CAN COMM CIRCUIT U1000 U1000 AT-96 G
D/C SOLENOID/CIRC P1762 P1762 AT-147
D/C SOLENOID FNCTN P1764 (*2 ) P1764 AT-149
ENGINE SPEED SIG -- P0725 AT-116
H
FR/B SOLENOID/CIRC P1757 P1757 AT-143
FR/B SOLENOID FNCT P1759 P1759 AT-145
I
HLR/C SOL/CIRC P1767 P1767 AT-151
HLR/C SOL FNCTN P1769 (*2 ) P1769 AT-153
I/C SOLENOID/CIRC P1752 P1752 AT-139 J
I/C SOLENOID FNCTN P1754 (*2 ) P1754 AT-141
L/PRESS SOL/CIRC P0745 P0745 AT-122
K
LC/B SOLENOID/CIRC P1772 P1772 AT-155
LC/B SOLENOID FNCT P1774 P1774 AT-157
PNP SW/CIRC P0705 P0705 AT-105 L
STARTER RELAY/CIRC -- P0615 AT-100
TCC SOLENOID/CIRC P0740 P0740 AT-118
M
TCM P0700 P0700 AT-104
TP SEN/CIRC A/T -- P1705 AT-124
TURBINE REV S/CIRC P0717 P0717 AT-109
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