DIAGNOSIS AND TESTING
- *CHECKING THE ACCELERATOR PEDAL POSITION SENSOR CALIBRATION
- *CHECKING THE ECM POWER AND GROUND CIRCUITS
- *CHECKING THE ENGINE COOLANT TEMPERATURE SENSOR CALIBRATION
- *CHECKING THE ENGINE MECHANICAL SYSTEMS
- *CHECKING THE FUEL PRESSURE SENSOR CIRCUITS
- *CHECKING THE FUEL PRESSURE SOLENOID CIRCUITS
- *CHECKING THE FUEL QUANTITY SOLENOID CIRCUITS
- *CHECKING THE SPEED CONTROL OPERATION
- CHECKING THE HIGH-SIDE FUEL SYSTEM
- *CHECKING THE VISCOUS/CABIN HEATER RELAY
- *ENGINE CRANKS BUT WILL NOT START
- *ENGINE WILL NOT CRANK
- *LACK OF ENGINE POWER
- B10B3-VISCOUS/CABIN HEATER RELAY CONTROL OPEN CIRCUIT
- P009A-INTAKE AIR TEMP/ AMBIENT AIR TEMP PLAUSIBILITY
- P0045-BOOST PRESSURE SOLENOID OPEN CIRCUIT
- P0045-BOOST PRESSURE SOLENOID EXCESSIVE CURRENT
- P0047-TURBOCHARGER BOOST PRESSURE SOLENOID SHORT TO GROUND
- P0048-TURBOCHARGER BOOST CONTROL CIRCUIT SHORT CIRCUIT
- P0070-AMBIENT AIR TEMPERATURE SIGNAL VOLTAGE TOO HIGH
- P0070-AMBIENT AIR TEMPERATURE SIGNAL VOLTAGE TOO LOW
- P0087-FUEL RAIL PRESSURE MALFUNCTION PRESSURE TOO LOW
- P0088-FUEL RAIL PRESSURE TOO HIGH
- P0089-FUEL PRESSURE 1 CONTROL PERFORMANCE
- P0090-FUEL QUANTITY SOLENOID OPEN CIRCUIT
- P0091-FUEL QUANTITY SOLENOID SHORT TO GROUND
- P0092-FUEL QUANTITY SOLENOID SHORT CIRCUIT
- P0093-FUEL RAIL PRESSURE MALFUNCTION LARGE LEAK DETECTED
- P0100-MAF SENSOR SIGNAL VOLTAGE TOO HIGH
- P0100-MAF SENSOR SIGNAL VOLTAGE TOO LOW
- P0101-MAF SENSOR SIGNAL NEGATIVE DEVIATION
- P0101-MAF SENSOR SIGNAL POSITIVE DEVIATION
- P0105-TURBOCHARGER INLET PRESSURE SENSOR PLAUSIBILITY
- P0105-TURBOCHARGER INLET PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH
- P0105-TURBOCHARGER INLET PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW
- P0110-INTAKE AIR TEMP SENSOR SIGNAL VOLTAGE TOO HIGH
- P0110-INTAKE AIR TEMP SENSOR SIGNAL VOLTAGE TOO LOW
- P0115-ENGINE COOLANT TEMP SENSOR SIGNAL VOLTAGE TOO HIGH
- P0115-ENGINE COOLANT TEMP SENSOR SIGNAL VOLTAGE TOO LOW
- P0128-ENGINE COOLANT TEMP SENSOR ENGINE IS COLD TOO LONG
- P0180-FUEL TEMPERATURE SENSOR SIGNAL VOLTAGE TOO HIGH
- P0180-FUEL TEMPERATURE SENSOR SIGNAL VOLTAGE TOO LOW
- P0190-FUEL PRESS SENSOR SIGNAL VOLTAGE TOO HIGH
- P0190-FUEL PRESS SENSOR SIGNAL VOLTAGE TOO LOW
- P0191-FUEL PRESS SENSOR AFTERRUN NEGATIVE PLAUSIBILITY
- P0191-FUEL PRESS SENSOR AFTERRUN POSITIVE PLAUSIBILITY
- P0201-CYLINDER 1-INJECTOR CIRCUIT LOAD DROP
- P0201-CYLINDER 1-INJECTOR CIRCUIT CURRENT DECREASE
- P0201-CYLINDER 1-INJECTOR OVERCURRENT LOW SIDE
- P0201-CYLINDER 1-INJECTOR CIRCUIT OVERCURRENT HIGH SIDE
- P0202-CYLINDER 2-INJECTOR CIRCUIT CURRENT DECREASE
- P0202-CYLINDER 2-INJECTOR CIRCUIT OVERCURRENT HIGH SIDE
- P0202-CYLINDER 2-INJECTOR CIRCUIT OVERCURRENT LOW SIDE
- P0202-CYLINDER 2-INJECTOR CIRCUIT LOAD DROP
- P0201-CYLINDER 1-INJECTOR CIRCUIT CURRENT DECREASE
- P0203-CYLINDER 3-INJECTOR CIRCUIT OVERCURRENT LOW SIDE
- P0203-CYLINDER 3-INJECTOR CIRCUIT OVERCURRENT LOW SIDE
- P0203-CYLINDER 3-INJECTOR CIRCUIT OVERCURRENT HIGH SIDE
- P0204-CYLINDER 4-INJECTOR CIRCUIT CURRENT DECREASE
- P0204-CYLINDER 4-INJECTOR CIRCUIT LOAD DROP
- P0204-CYLINDER 4-INJECTOR CIRCUIT OVERCURRENT HIGH SIDE
- P0204-CYLINDER 4-INJECTOR CIRCUIT OVERCURRENT LOW SIDE
- P0234-BOOST PRESSURE SENSOR NEGATIVE DEVIATION
- P0235-BOOST PRESSURE SENSOR PLAUSIBILITY
- P0235-BOOST PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH
- P0235-BOOST PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW
- P0299-BOOST PRESSURE SENSOR POSITIVE DEVIATION
- P0300-MISFIRE DETECTED
- P0301-MISFIRE DETECTED CYLINDER #1
- P0302-MISFIRE DETECTED CYLINDER #2
- P0303-MISFIRE DETECTED CYLINDER #3
- P0304-MISFIRE DETECTED CYLINDER #4
- P0335-CRANKSHAFT POSITION SENSOR CIRCUIT INCORRECT OR MISSING SIGNAL
- P0339-CRANKSHAFT POSITION SENSOR CIRCUIT INTERMITTENT INCORRECT OR MISSING SIGNAL
- P0340-CAMSHAFT POSITION SENSOR CIRCUIT MISSING SIGNAL
- P0340-CAMSHAFT POSITION SENSOR CIRCUIT MISSING SIGNAL PLAUSIBILITY
- P0344-CAMSHAFT POSITION SENSOR INTERMITTENT OR MISSING SIGNAL
- P0344-CAMSHAFT POSITION SENSOR INTERMITTENT SIGNAL PLAUSIBILITY
- P0401-EGR SOLENOID CIRCUIT NEGATIVE DEVIATION
- P0402-EGR SOLENOID CIRCUIT POSITIVE DEVIATION
- P0403-EGR SOLENOID CIRCUIT EXCESSIVE CURRENT
- P0403-EGR SOLENOID CIRCUIT OPEN CIRCUIT
- P0460-FUEL LEVEL SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH
- P0460-FUEL LEVEL SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW
- P0480-FAN 1 CONTROL CIRCUIT EXCESSIVE CURRENT
- P0480-FAN 1 CONTROL CIRCUIT OPEN CIRCUIT
- P0480-FAN 1 CONTROL CIRCUIT SHORT TO GROUND
- P0480-FAN 1 CONTROL CIRCUIT SHORT CIRCUIT
- P0481-FAN 2 CONTROL CIRCUIT EXCESSIVE CURRENT
- P0481-FAN 2 CONTROL CIRCUIT OPEN CIRCUIT
- P0481-FAN 2 CONTROL CIRCUIT SHORT CIRCUIT
- P0481-FAN 2 CONTROL CIRCUIT SHORT CIRCUIT
- P0489-EGR SOLENOID CIRCUIT SHORT CIRCUIT
- P0490-EGR SOLENOID CIRCUIT SHORT CIRCUIT
- P0501-VEHICLE SPEED SENSOR PLAUSIBILITY
- P0504-BRAKE SWITCH SIGNAL CIRCUITS PLAUSIBILITY WITH REDUNDANT CONTACT
- P0513-SKIM SYSTEM INVALID KEY CODE RECEIVED
- P0513-SKIM SYSTEM READ ACCESS TO EEPROM FAILURE
- P0513-SKIM SYSTEM SKIS ERROR
- P0513-SKIM SYSTEM READ ACCESS TO EEPROM ERROR
- P0520- OIL PRESS SENSOR CIRCUIT MALF PLAUSIBILITY
- P0520-OIL PRESS SENSOR CKT MALF SIGNAL VOLTAGE TOO HIGH
- P0520-OIL PRESS SENSOR CKT MALF SIGNAL VOLTAGE TOO LOW
- P0530- A/C PRESS SENSOR CIRCUIT MALF PLAUSIBILITY
- P0530- A/C PRESS SENSOR CIRCUIT VOLTAGE TOO LOW
- P0530- A/C PRESS SENSOR CIRCUIT VOLTAGE TOO HIGH
- P0560-ECM VOLTAGE TOO HIGH
- P0560-ECM VOLTAGE TOO LOW
- P0564-S/C SWITCH #1 SIGNAL CIRCUIT PLAUSIBILITY
- P0564-S/C SWITCH #1 SIGNAL CIRCUIT VOLTAGE TOO HIGH
- P0564-S/C SWITCH #1 SIGNAL CIRCUIT VOLTAGE TOO LOW
- P0564-S/C SWITCH #1 SIGNAL CIRCUIT STUCK SWITCH
- P0585-S/C SWITCH PLAUSIBILITY BETWEEN SWITCH #1 AND #2
- P0589-S/C SWITCH #2 SIGNAL CIRCUIT PLAUSIBILITY
- P0589-S/C SWITCH #2 SIGNAL CIRCUIT VOLTAGE TOO HIGH
- P0589-S/C SWITCH #2 SIGNAL CIRCUIT VOLTAGE TOO LOW
- P0589-S/C SWITCH #2 SIGNAL CIRCUIT STUCK SWITCH
- P0600-ECM COMMUNICATION ERROR
- P0602-ECM INVALID CODE WORD
- P0606-ECM INTERNAL FAULT
- P0606-ECM INTERNAL ERROR
- P0610-AUTOMATIC TRANSMISSION CODED AS MANUAL TRANSMISSION
- P0610-MANUAL TRANSMISSION CODED AS AUTOMATIC TRANSMISSION
- P0615-STARTER RELAY CIRCUIT EXCESSIVE CURRENT
- P0615-STARTER RELAY CIRCUIT OPEN CIRCUIT
- P0616-STARTER RELAY CIRCUIT SHORT TO GROUND
- P0617-STARTER RELAY CIRCUIT SHORT CIRCUIT
- P0641-SENSOR SUPPLY 1 VOLTAGE TOO HIGH
- P0641-SENSOR SUPPLY 1 VOLTAGE TOO LOW
- P0645-A/C CLUTCH RELAY CIRCUIT EXCESSIVE CURRENT
- P0645-A/C CLUTCH RELAY CIRCUIT OPEN CIRCUIT
- P0645-A/C CLUTCH RELAY CIRCUIT SHORT TO GROUND
- P0645-A/C CLUTCH RELAY SHORT CIRCUIT
- P0651-SENSOR SUPPLY 2 VOLTAGE TOO HIGH
- P0651-SENSOR SUPPLY 2 VOLTAGE TOO LOW
- P0670-GLOW PLUG CONTROLLER CIRCUIT MALFUNCTION
- P0671-GLOW PLUG 1 PLUG SHORT CIRCUIT
- P0671-GLOW PLUG 1 PLUG FAILURE
- P0672-GLOW PLUG 2 PLUG FAILURE
- P0672-GLOW PLUG 2 PLUG SHORT CIRCUIT
- P0673-GLOW PLUG 3 PLUG FAILURE
- P0673-GLOW PLUG 3 SHORT CIRCUIT
- P0674-GLOW PLUG 4 SHORT CIRCUIT
- P0674-GLOW PLUG 4 PLUG FAILURE
- P0683-GLOW PLUG MODULE SIGNAL CIRCUIT MALFUNCTION
- P0685-ASD RELAY CONTROL CIRCUIT SHUTS OFF TOO EARLY
- P0685-ASD RELAY CONTROL CIRCUIT SHUTS OFF TOO LATE
- P0686-ECM VOLTAGE ERROR LOW
- P0687-ECM VOLTAGE ERROR HIGH
- P0697-SENSOR SUPPLY 3 VOLTAGE TOO LOW
- P0697-SENSOR SUPPLY 3 VOLTAGE TOO HIGH
- P0700-TCM DTC
- P0836-TRANSFER CASE POSITION SENSOR PLAUSIBILITY
- P0836-TRANSFER CASE POSITION SIGNAL VOLTAGE TOO LOW
- P0836-TRANSFER CASE POSITION SENSOR PLAUSIBILITY
- P0836-TRANSFER CASE POSITION SENSOR SIGNAL VOLTAGE TOO HIGH
- P0864-TCM TORQUE REDUCTION SIGNAL ERROR
- P1001-IGNITION KEY OFF TIMER PERFORMANCE - TOO FAST
- P1002-IGNITION KEY OFF TIMER PERFORMANCE - TOO SLOW
- P1101-ACM CRASH SIGNAL RECIEVED
- P1102-VISCOUS/CABIN HEATER RELAY EXCESSIVE CURRENT
- P1102-VISCOUS/CABIN HEATER RELAY OPEN CIRCUIT
- P1102-VISCOUS/CABIN HEATER RELAY SHORT CIRCUIT
- P1102-VISCOUS/CABIN HEATER RELAY SHORT TO GROUND
- P1131-GLOW PLUG MODULE VOLTAGE SUPPLY
- P1140-EGR AIR FLOW CONTROL VALVE OPEN CKT
- P1160-IGN VOLTAGE
- P1186-INLET PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW
- P1186-INLET PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH
- P1202-FUEL SYSTEM OVER PRESSURE - STUCK REGULATOR
- P1250-VACUUM RESERVOIR SOLENOID OPEN CIRCUIT
- P1251-VACUUM RESERVOIR SOLENOID SHORT TO GROUND
- P1252-VACUUM RESERVOIR SOLENOID SHORT CIRCUIT
- P1614-ECM INTERNAL FAULT
- P1648-GLOW PLUG MODULE INTERNAL FAULT
- P2101-EGR AIR FLOW CONTROL VALVE EXCESSIVE CURRENT
- P2120-ACC PEDAL POSITION SENSOR 1 CKT PLAUSIBILITY
- P2120-ACC PEDAL POSITION SENSOR 1 CIRCUIT VOLTAGE TOO HIGH
- P2120-ACC PEDAL POSITION SENSOR 1 CIRCUIT VOLTAGE TOO LOW
- P2125-ACC PEDAL POSITION SENSOR 2 CKT PLAUSIBILITY
- P2125-ACC PEDAL POSITION SENSOR 2 SIGNAL VOLTAGE TOO HIGH
- P2125-ACC PEDAL POSITION SENSOR 2 SIGNAL VOLTAGE TOO LOW
- P2141-EGR AIR FLOW CONTROL VALVE SHORT TO GROUND
- P2142-EGR AIR FLOW CONTROL VALVE SHORT CIRCUIT
- P2146 INJECTOR BANK 1 OPEN CIRCUIT
- P2146-BANK 1-INJECTOR SHORT CIRCUIT
- P2149-BANK 2- OPEN CIRCUIT
- P2149-BANK 2 SHORT CIRCUIT
- P2226 BAROMETRIC PRESSURE CIRCUIT SIGNAL VOLTAGE TOO HIGH
- P2264-WATER IN FUEL VOLTAGE ABOVE UPPER LIMIT
- P2264-WATER IN FUEL VOLTAGE BELOW LOWER LIMIT
- P2280 - AIR FILTER RESTRICTION
- P2294-FUEL PRESSURE SOLENOID OPEN CIRCUIT
- P2295-FUEL PRESSURE SOLENOID SHORT TO GROUND
- P2296-FUEL PRESSURE SOLENOID SHORT CIRCUIT
- P2299- BRAKE PEDAL POSITION/ACCELERATOR PEDAL POSITION INCOMPATIBLE
- P2525-VACUUM RESERVOIR SOLENOID OPEN CIRCUIT
- P2527-VACUUM RESERVOIR SOLENOID SHORT TO GROUND
- P2528-VACUUM RESERVOIR SOLENOID SHORT CIRCUIT
- U0402-IMPLAUSIBLE DATA RECEIVED FROM TCM
- U0415-IMPLAUSIBLE DATA RECEIVED FROM ABS
- U0422-IMPLAUSIBLE DATA RECEIVED FROM BCM
- U0429-IMPLAUSIBLE DATA RECEIVED FROM SCM
- *INTERMITTENT DTC
- PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE