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MODEL SELECTION INDEX
MY 2003 VY & V2 II SERIES - SERVICE INFORMATION
SECTION 6C3-1 - GENERAL INFORMATION –GEN III V8 ENGINE
1. GENERAL DESCRIPTION
1.1 POWERTRAIN CONTROL MODULE (PCM)
PCM POWER SUPPLIES
PCM FIVE VOLT REFERENCE CIRCUITS
SERIAL DATA COMMUNICATION
DIAGNOSTIC INFORMATION
RECORDING TEST RESULTS (DIAGNOSTIC EXECUTIVE)
PCM PROGRAMMING
PCM/PIM/BCM SECURITY LINK
PCM MEMORY FUNCTIONS
1.2 POWERTRAIN INTERFACE MODULE (PIM)
PIM DIAGNOSTIC TROUBLE CODES
STARTER RELAY
1.3 ENGINE INFORMATION SENSORS AND SIGNALS
ENGINE COOLANT TEMPERATURE (ECT) SENSOR
ENGINE COOLANT LEVEL SWITCH
MASS AIR FLOW (MAF) SENSOR
INTAKE AIR TEMPERATURE (IAT) SENSOR
MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
SPEED DENSITY SYSTEM
HEATED OXYGEN SENSORS (HO2S)
THROTTLE POSITION (TP) SENSOR
KNOCK SENSORS (KS)
PARK, REVERSE, NEUTRAL, DRIVE, LOW (PRNDL) SWITCH
A/C REQUEST SIGNAL AND A/C CLUTCH CONTROL WITH OCC
A/C REQUEST SIGNAL AND A/C CLUTCH CONTROL WITHOUT OCC
A/C REFRIGERANT PRESSURE SENSOR
VEHICLE SPEED SENSOR (VSS)
CRANKSHAFT POSITION (CKP) SENSOR
CAMSHAFT POSITION (CMP) SENSOR
BATTERY VOLTAGE
TRANSMISSION POWER/ECONOMY SWITCH
THEFT DETERRENT SYSTEM
ENGINE OIL PRESSURE SENSOR
MANUAL TRANSMISSION REVERSE INHIBIT SOLENOID
BRAKE PEDAL SWITCHES
1.4 FUEL CONTROL SYSTEM
SYSTEM OVERVIEW
COMPONENTS
FUEL METERING MODES OF OPERATION
FUEL METERING SYSTEM COMPONENT DESCRIPTION
FUEL PUMP ELECTRICAL CIRCUITS FOR UTILITY WITH GEN III V8 ENGINE
1.5 IDLE AIR CONTROL (IAC) VALVE
IDLE AIR VALVE POSITION RESET
1.6 ELECTRONIC IGNITION SYSTEM
IGNITION SYSTEM OVERVIEW
COMPONENTS
CIRCUITS AFFECTING IGNITION CONTROL
RESULTS OF INCORRECT OPERATION
NOTEWORTHY IGNITION INFORMATION
1.7 CRANKCASE VENTILATION SYSTEM
RESULTS OF INCORRECT OPERATION
1.8 EVAPORATIVE EMISSION CONTROL SYSTEM
RESULTS OF INCORRECT OPERATION
1.9 ELECTRIC COOLING FANS
OPERATION
1.10 A/C CLUTCH CONTROL
OCC SYSTEM
STANDARD A/C SYSTEM
1.11 ELECTRONIC TRACTION CONTROL
ENGINE SPARK AND THROTTLE POSITION INTERVENTION
1.12 AIR INTAKE SYSTEM
1.13 AUTOMATIC TRANSMISSION SENSORS & SIGNALS
1-2 (A) AND 2-3 (B) SHIFT SOLENOID VALVES
3-2 SHIFT SOLENOID VALVE ASSEMBLY
TRANSMISSION PRESSURE CONTROL SOLENOID
TORQUE CONVERTER CLUTCH SOLENOID VALVE
TORQUE CONVERTER CLUTCH PWM SOLENOID VALVE
TRANSMISSION FLUID PRESSURE MANUAL VALVE POSITION SWITCH ASSEMBLY
VEHICLE SPEED SENSOR
AUTOMATIC TRANSMISSION FLUID TEMPERATURE SENSOR
ELECTRICAL CONNECTOR
1.14 ABBREVIATIONS AND GLOSSARY OF TERMS