Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Mitsubishi Eclipse & Spyder 2000-2006 Approved Mitsubishi Eclipse 2006 GR00000300-17
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>> Download GR00000300-17 documenatation <<Text preview - extract from the document 17-1
GROUP 17
ENGINE AND
EMISSION
CONTROL
CONTENTS
ENGINE CONTROL . . . . . . . . . . 17-3 DIAGNOSTIC TROUBLESHOOTING
STRATEGY . . . . . . . . . . . . . . . . . . . . . . 17-11
DIAGNOSTIC FUNCTION . . . . . . . . . . . 17-11
GENERAL DESCRIPTION . . . . . . 17-3 DIAGNOSTIC TROUBLE CODE CHART 17-15
DIAGNOSTIC TROUBLE CODE
ENGINE CONTROL SYSTEM PROCEDURES . . . . . . . . . . . . . . . . . . . 17-15
DIAGNOSIS . . . . . . . . . . . . . . . . . . 17-3 SYMPTOM CHART . . . . . . . . . . . . . . . . 17-53
SYMPTOM PROCEDURES . . . . . . . . . . 17-54
INTRODUCTION . . . . . . . . . . . . . . . . . . 17-3
DATA LIST REFERENCE TABLE . . . . . 17-79
TROUBLESHOOTING STRATEGY . . . 17-3
ECM OR PCM TERMINAL
SYMPTOM CHART . . . . . . . . . . . . . . . . 17-4
VOLTAGE REFERENCE CHART FOR
SYMPTOM PROCEDURES . . . . . . . . . 17-4
AUTO-CRUISE CONTROL SYSTEM
OPERATION . . . . . . . . . . . . . . . . . . . . . 17-81
SPECIAL TOOL . . . . . . . . . . . . . . . 17-8
SPECIAL TOOLS . . . . . . . . . . . . . . 17-83
ACCELERATOR PEDAL. . . . . . . . 17-9
REMOVAL AND INSTALLATION . . . . . 17-9
ON-VEHICLE SERVICE . . . . . . . . . 17-85
AUTO-CRUISE CONTROL SWITCH
AUTO-CRUISE CONTROL . . . . 17-9 CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . 17-85
AUTO-CRUISE CONTROL SYSTEM
COMPONENT CHECK. . . . . . . . . . . . . . 17-87
GENERAL DESCRIPTION . . . . . . 17-9
AUTO-CRUISE CONTROL SYSTEM
DIAGNOSIS . . . . . . . . . . . . . . . . . . . . . . 17-10 AUTO-CRUISE CONTROL. . . . . . . 17-89
INTRODUCTION TO AUTO-CRUISE REMOVAL AND INSTALLATION. . . . . . 17-89
CONTROL SYSTEM DIAGNOSIS. . . . . 17-10
Continued on next page
17-2
EMISSION CONTROL . . . . . . . . 17-90 FUEL TANK DIFFERENTIAL PRESSURE
SENSOR CHECK. . . . . . . . . . . . . . . . . . 17-103
EVAPORATIVE EMISSION VENTILATION
GENERAL DESCRIPTION . . . . . . 17-90 SOLENOID CHECK . . . . . . . . . . . . . . . . 17-103
DIAGNOSIS . . . . . . . . . . . . . . . . . . 17-90 EXHAUST GAS RECIRCULATION (EGR)
SYSTEM . . . . . . . . . . . . . . . . . . . . . 17-104
SPECIAL TOOLS. . . . . . . . . . . . . . 17-91 GENERAL DESCRIPTION (EXHAUST
GAS RECIRCULATION SYSTEM). . . . . 17-104
COMPONENT LOCATION. . . . . . . . . . . 17-105
VACUUM HOSES . . . . . . . . . . . . . 17-92
EGR VALVE (STEPPER MOTOR)
VACUUM HOSE ROUTING. . . . . . . . . . 17-92
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . 17-105
VACUUM CIRCUIT DIAGRAM . . . . . . . 17-94
EGR VALVE (STEPPER MOTOR)
VACUUM HOSE INSTALLATION . . . . . 17-95
CLEANING . . . . . . . . . . . . . . . . . . . . . . . 17-107
VACUUM HOSE CHECK. . . . . . . . . . . . 17-95
MASS AIRFLOW SENSOR CHECK . . . 17-107
ENGINE COOLANT TEMPERATURE
POSITIVE CRANKCASE VENTILATION SENSOR CHECK. . . . . . . . . . . . . . . . . . 17-107
SYSTEM. . . . . . . . . . . . . . . . . . . . . 17-96 CRANKSHAFT POSITION SENSOR
GENERAL DESCRIPTION (POSITIVE CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . 17-107
CRANKCASE VENTILATION SYSTEM) 17-96 REMOVAL AND INSTALLATION
COMPONENT LOCATION . . . . . . . . . . 17-97 <2.4L ENGINE> . . . . . . . . . . . . . . . . . . . 17-108
POSITIVE CRANKCASE VENTILATION REMOVAL AND INSTALLATION
SYSTEM CHECK. . . . . . . . . . . . . . . . . . 17-97 <3.8L ENGINE> . . . . . . . . . . . . . . . . . . . 17-109
POSITIVE CRANKCASE VENTILATION
VALVE CHECK . . . . . . . . . . . . . . . . . . . 17-98 EVAPORATIVE EMISSION CANISTER
AND FUEL TANK PRESSURE RELIEF
EVAPORATIVE EMISSION CONTROL VALVE . . . . . . . . . . . . . . . . . . . . . . 17-110
SYSTEM. . . . . . . . . . . . . . . . . . . . . 17-98 REMOVAL AND INSTALLATION. . . . . . 17-110
GENERAL DESCRIPTION (EVAPORATIVE INSPECTION . . . . . . . . . . . . . . . . . . . . . 17-111
EMISSION SYSTEM) . . . . . . . . . . . . . . 17-98
COMPONENT LOCATION . . . . . . . . . . 17-100
CATALYTIC CONVERTER . . . . . . 17-111
PURGE CONTROL SYSTEM CHECK
GENERAL DESCRIPTION
(PURGE FLOW CHECK). . . . . . . . . . . . 17-101
(CATALYTIC CONVERTER) . . . . . . . . . 17-111
EVAPORATIVE EMISSION PURGE
SOLENOID CHECK. . . . . . . . . . . . . . . . 17-102
MASS AIRFLOW SENSOR CHECK . . . 17-102 SPECIFICATIONS . . . . . . . . . . 17-112
BAROMETRIC PRESSURE SENSOR
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . 17-102
ENGINE COOLANT TEMPERATURE FASTENER TIGHTENING
SENSOR CHECK . . . . . . . . . . . . . . . . . 17-103 SPECIFICATIONS . . . . . . . . . . . . . 17-112
INTAKE AIR TEMPERATURE SENSOR
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . 17-103 SERVICE SPECIFICATIONS . . . . . 17-112
ENGINE AND EMISSION CONTROL
ENGINE CONTROL
17-3
ENGINE CONTROL
GENERAL DESCRIPTION
M1171000100471
For the accelerator system, an electronic throttle
actuator control system is utilized, eliminating the
accelerator cable.
CONSTRUCTION DIAGRAM
ACCELERATOR PEDAL
ASSEMBLY
[BUILT-IN ACCELERATOR PEDAL
POSITION SENSOR]
AC406079
AC305917
STOPPER AC406210 AB
ENGINE CONTROL SYSTEM DIAGNOSIS
INTRODUCTION
M1171002000306
If there is a malfunction in the engine control system,
the accelerator pedal or throttle body may be faulty.
TROUBLESHOOTING STRATEGY
M1171002100336
Use these steps to plan your diagnostic strategy. 2. Verify that the condition described by the
If you follow them carefully, you will be sure that you customer exists.
have exhausted most of the possible ways to find an 3. Find the malfunction by following the Symptom
engine control system fault. Chart.
1. Gather information from the customer. 4. Verify that the malfunction is eliminated.
TSB Revision
17-4 ENGINE AND EMISSION CONTROL
ENGINE CONTROL
SYMPTOM CHART
M1171002200355
SYMPTOM INSPECTION PROCEDURE REFERENCE PAGE
Throttle valve will not fully open or close 1 P.17-4
Accelerator pedal operation not smooth (over 2 P.17-6
acceleration)
SYMPTOM PROCEDURES
INSPECTION PROCEDURE 1: Throttle Valve will not Fully Open or Close
TROUBLESHOOTING HINTS (THE MOST
.
COMMENT
The throttle body or accelerator pedal position sen- LIKELY CAUSES FOR THIS CASE:)
sor is suspected.
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