Possible causes – Low transmission fluid level– Transmission cooling system concerns– Blocked transmission cooler condition– Blocked fluid condition– Faulty sensor When is the code detected? When the Powertrain Control Module (PCM) detects a high transmission fluid temperature (TFT) for a

Possible causes – Missing Fuel cap– Incorrect fuel filler cap used– Fuel filler cap remains open or fails to close– Foreign matter caught in fuel filler cap– Vent control valve harness is open or shorted– Vent control valve circuit poor

Possible causes – Missing or loose fuel cap– Incorrect fuel filler cap used– Fuel filler cap remains open or fails to close– Foreign matter caught in fuel filler cap– EVAP canister or fuel tank leaks– EVAP system hose leaking– Fuel

Possible causes – Missing or loose fuel cap– Incorrect fuel filler cap used– Fuel filler cap remains open or fails to close– Foreign matter caught in fuel filler cap– EVAP canister or fuel tank leaks– EVAP system hose leaking– Fuel

Possible causes – Park/neutral position (PNP) relay (starter relay)– Park/neutral position (PNP) relay (starter relay) harness is open or shorted– Park/neutral position (PNP) relay (starter relay) circuit poor electrical connection– Faulty Transmission Control Module (TCM) When is the code detected?

Possible causes – Purge Control Valve harness is open or shorted– Purge Control Valve electrical circuit poor connection– Faulty canister vent control valve When is the code detected? The Engine Control Module (ECM) has determined that a malfunction exists in

Possible causes – Shorted or open circuit within Transmission Control Module (TCM)– Faulty Transmission Control Module (TCM) Tech notes Since the P0700 is just and informative code, check the TCM for more codes to resolve the problem. Symptoms – Engine

Possible causes – Sticking fuel rail pressure regulator– Faulty fuel rail pressure sensor– Blocked fuel line pickup When is the code detected? Engine Control Module (ECM) detects fuel rail pressure went high then decreased sharply Symptoms – Engine Light ON

Possible causes – Sticking fuel rail pressure regulator– Faulty fuel rail pressure sensor When is the code detected? Engine Control Module (ECM) detects fuel rail pressure too high Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0088

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– Engine Control Module (ECM) Tech notes As the code description

Possible causes – Throttle Position Sensor (TPS) harness is open or shorted– Throttle Position Sensor (TPS) circuit poor electrical connection– Faulty Throttle Position Sensor (TPS)– Fault Electric Throttle Control Actuator (or Throttle Body Motor)– Accelerator Pedal Position Sensor (APP) When

Possible causes – Weak battery – Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Tech notes Check all the ECM fuses, if

Possible causes – Weak battery – Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Tech notes Check all the ECM fuses, if

Possible causes – Weak battery- Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon

Possible causes – Weak battery- Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon

Possible causes – Wheel slippage (water, ice, mud, and snow)– Excessive engine RPM in NEUTRAL or operated in the wrong transmission gear Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0219 ISUZU Description Indicates the vehicle has

Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

Possible causes – Air pump fuse– Vacuum hose– Air pump assembly– Faulty Pressure Sensor– Air pump harness is open or shorted– Air pump circuit poor electrical connection– Pressure Sensor harness is open or shorted– Pressure Sensor circuit poor electrical connection

Possible causes – Check other codes first– Partial clutch application following start up Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1400 ISUZU Description As measured within the first 70 seconds of engine run time

Possible causes – Engine Control Module (ECM) poor electrical connection– Shorted sensor – Faulty ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light)