Index Ford Isuzu D-Max / Isuzu Rodeo TFR/TFS series - service repair manual 1997-2003 year
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Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 190
ENGINE DRIVEABILITY AND EMISSIONS
6E–1
ENGINE
CONTENTS
C24SE ENGINE DRIVEABILITY AND EMISSIONS
ABBREVIATIONS CHARTS ......................
6E-6
ECM CIRCUIT DIAGRAM .........................
6E-12
GROUND POINT CHART (1/4) .................
6E-13
LOCATION ................................................
6E-17
CABLE HARNESS & CONNECTOR
LOCATION ..............................................
6E-19
CONNECTOR LIST ...................................
6E-22
RELAY AND FUSE ....................................
6E-24
RELAY AND FUSE BOX LOCATION ........
6E-25
FUSE AND RELAY LOCATION ................
6E-26
ECM WIRING DIAGRAM (1/9) ..................
6E-27
ECM WIRING DIAGRAM (2/9) ..................
6E-28
ECM WIRING DIAGRAM (3/9) ..................
6E-29
ECM WIRING DIAGRAM (4/9) ..................
6E-30
ECM WIRING DIAGRAM (5/9) ..................
6E-31
ECM WIRING DIAGRAM (6/9) ..................
6E-32
ECM WIRING DIAGRAM (7/9) ..................
6E-33
ECM WIRING DIAGRAM (8/9) ..................
6E-34
ECM WIRING DIAGRAM (9/9) ..................
6E-35
ECM CONNECTOR PIN ASSIGNMENT &
OUTPUT SIGNAL ....................................
6E-36
GENERAL DESCRIPTION FOR ECM AND
SENSORS ...............................................
6E-40
Engine Control Module (ECM) ...................
Manifold Absolute Pressure (MAP) Sensor
Throttle Position Sensor (TPS) ..................
6E-41
Idle Air Control (IAC) Valve .......................
Crankshaft Position (CKP) Sensor ............
6E-42
Engine Coolant Temperature (ECT) Sensor
Intake Air Temperature (IAT) Sensor ........
6E-43
Vehicle Speed Sensor (VSS) ....................
Heated Oxygen (O
2
) Sensor .....................
GENERAL DESCRIPTION FOR FUEL
METERING ..............................................
6E-44
Battery Voltage Correction Mode ..............
Clear Flood Mode ......................................
Deceleration Fuel Cutoff (DFCO) Mode ....
Engine Speed/ Vehicle Speed/ Fuel Disable
Mode ........................................................
Acceleration Mode .....................................
Fuel Cutoff Mode .......................................
Starting Mode ............................................
Run Mode ..................................................
Fuel Metering System Components ..........
6E-45
Fuel Injector ...............................................
Fuel Pressure Regulator ............................
Fuel Rail .....................................................
Fuel Pump Electrical Circuit .......................
Thottle Body Unit .......................................
GENERAL DESCRIPTION FOR ELECTRIC
IGNITION SYSTEM .................................
6E-46
Spark Plug .................................................
GENERAL DESCRIPTION FOR EVAPORATIVE
EMISSION SYSTEM ...............................
6E-49
EVAP Emission Control System Purpose ..
EVAP Emission Control System Operation
System Fault Detection ..............................
POSITIVE CRANKCASE VENTILATION (PCV)
SYSTEM ..................................................
6E-51
Crankcase Ventilation System Purpose ....
A/C CLUTCH DIAGNOSIS ........................
6E-52
A/C Clutch Circuit Operation ......................
A/C Clutch Circuit Purpose ........................
A/C Request Signal ...................................
ISUZU STRATEGY BASED DIAGNOSTICS
6E-53
Overview ....................................................
STRATEGY BASED DIAGNOSTICS CHART 6E-53
Diagnostic Thought Process ......................
6E-54
1. Verify the Complaint ..............................
2. Perform Preliminary Checks ..................
3. Check Bulletins and Troubleshooting
Hints ........................................................
6E-55
4. Perform Service Manual Diagnostic
Checks .....................................................
5a and 5b. Perform Service Manual Diagnostic
Procedures ..............................................
5c. Technician Self Diagnoses ..................
5d. Intermittent Diagnosis ..........................
6E-56
5e. Vehicle Operates as Designed ............
6E-57
6. Re-examine the complaint .....................
6E-58
7. Repair and Verify Fix .............................
GENERAL SERVICE INFORMATION .......
6E-59
On-Board Diagnostic (OBD) ......................
6E-60