Possible causes – Engine Control Module (ECM) not programed– ECM program– Faulty ECM– Wrong ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0602 ISUZU OBD Code Description This diagnostic trouble code (DTC) indicates a programming error within the Engine Control Module (ECM).
Tag: ISUZU
P1639 ISUZU Reference Voltage 2 Circuit Fault
Possible causes – Engine Control Module (ECM) poor electrical connection– Shorted sensor – Faulty ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1128 ISUZU MAP Sensor Voltage Lower Than Expected
Possible causes – Engine mechanical condition– Faulty Manifold Absolute Pressure (MAP) sensor– Manifold Absolute Pressure (MAP) sensor harness is open or shorted– Manifold Absolute Pressure (MAP) sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1128 ISUZU OBD Code Description The Manifold Absolute Pressure (MAP) sensor senses manifold…
P0192 ISUZU Fuel Rail Pressure Sensor Circuit Low Voltage
Possible causes – Excessive resistance in the circuit– Low or no fuel– Wiring harness connector of the fuel pressure sensor– Fuel Rail Pressure Sensor– Fuel Pump Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine will not start P0192 ISUZU OBD Code Description The Fuel Rail Pressure (FRP) sensor is a diaphragm…
P1137 ISUZU HO2S 1 Rich Condition HO2S 2 Lean Condition
Possible causes – Exhaust leak– Fuel pressure low– Vacuum leak– Engine mechanical condition Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1295 ISUZU Electronic Throttle Control Power Management Mode
Possible causes – Faulty Accelerator Pedal Position (APP) Sensor– Faulty Throttle Position Sensor (TPS)– Faulty throttle control motor Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0412 ISUZU Secondary Air Injection Solenoid Control Circuit
Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0412 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…
P0418 ISUZU Secondary Air Injection Pump Control Circuit
Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0418 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…
P0719 ISUZU Brake Switch Circuit Fault
Possible causes – Faulty Brake Switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection When is the obd code mean? Vehicle speed over 35 MPH and down to 0 MPH 5 times-No change in brake switch input detected Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0719…
P0724 ISUZU Brake Switch Circuit Fault
Possible causes – Faulty Brake Switch– Brake Switch harness is open or shorted– Brake Switch circuit poor electrical connection– Misadjusted Brake Switch When is the obd code mean? The stop light switch does not turn off even once vehicle is driven. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Stop lights may…