Tag: PONTIAC

Possible causes – Reprogram TCM and recheck code– Replace Transmission Control Module (TCM) Sensor/body assembly one piece Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1684 PONTIAC OBD Code Description The Transmission Control Module (TCM) power up the temperature sensor is located inside of the control solenoid (w/body and TCM) valve assembly…

Possible causes – Reprogram TCM and recheck code– Replace Transmission Control Module (TCM) Sensor/body assembly one piece Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1685 PONTIAC OBD Code Description The Transmission Control Module (TCM) power up the temperature sensor is located inside of the control solenoid (w/body and TCM) valve assembly…

Possible causes – Reprogram TCM and recheck code– Replace Transmission Control Module (TCM) Sensor/body assembly one piece Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1686 PONTIAC OBD Code Description The Transmission Control Module (TCM) power up the temperature sensor is located inside of the control solenoid (w/body and TCM) valve assembly…

Possible causes – Shorted or open circuit within Transmission Control Module (TCM)– Faulty Transmission Control Module (TCM) Tech description Since the P0700 is just and informative code, check the TCM for more codes to resolve the problem. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Driveability problems– Transmission shifting problems P0700 PONTIAC…

Possible causes – Three way catalyst converter Bank 1– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Powertrain Control Module (PCM) Tech description As the code description implies the P0420 code means that the vehicle’s control module has detected that the three-way…

Possible causes – Three way catalyst converter Bank 2– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Powertrain Control Module (PCM) Tech description As the code description implies the P0430 code means that the vehicle’s control module has detected that the three-way…

Possible causes – Vacuum hoses damaged or pinched– Faulty Air Pump inoperative– Faulty Air Pump harness is open or shorted– Faulty Air Pump circuit poor electrical connection When is the obd code mean? The AIR system does not meet the expected flow rate during testing Symptoms – Engine Light ON (or Service Engine Soon Warning…

Possible causes – Vacuum leaks, damaged hoses or improper routing– EVAP system – Check fuel cap, canister, valves or components– Faulty purge or vent solenoids– Check connector and wiring– Fuel saturated vapor canister– Failed EVAP vent solenoid When is the obd code mean? The Engine Control Module (ECM) has determined that a malfunction exists in…

Possible causes – Repair other codes first Tech description If the P1381 code is set with other codes, repair other codes first and then clear the code. When is the obd code mean? If a loss of communication occurs which causes the Powertrain Control Module (PCM) not to receive rough road information while DTC P0300…

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty torque converter clutch solenoid valve– Torque converter clutch solenoid valve harness or connectors– Torque converter clutch solenoid valve circuit is open or shorted– Transmission internal mechanical problem When is the obd code mean? Lock-up does not occur when driving in lock-up range or lockup…