Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty shifting solenoid valve– Shifting solenoid valve harness is open or shorted– Shifting solenoid valve circuit poor electrical connection When is the code detected? The P0780 codes is detected when

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty torque converter clutch solenoid valve– Torque converter clutch solenoid valve harness is open or shorted– Torque converter clutch solenoid valve circuit poor electrical connection When is the code detected?

Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech notes Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the code detected?

Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech notes Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the code detected?

Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech notes Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the code detected?

Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech notes Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the code detected?

Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech notes Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the code detected?

Possible causes – Low transmission fluid level– Shift solenoid mechanical fault– Hydraulic circuit fault– Transmission failure Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Transmission will not shift into 6th gear P0729 INFINITI Description This malfunction is

Possible causes – Misadjusted Park/Neutral Switch– Faulty Park/Neutral Switch– Park/Neutral Switch harness is open or shorted– Park/Neutral Switch circuit poor electrical connection When is the code detected? The signal of the park/neutral position (PNP) switch is not changed in the

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–

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 – 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– Evaporative Emission (EVAP) canister or fuel tank leaks– Evaporative Emission (EVAP)

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 – 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 – 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 – 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 – The circuit between ECM and A/T control unit is open or shorted– Faulty Engine control Module (ECM)– Engine control Module(ECM) harness is open or shorted– Engine control Module (ECM) cicuit poor electricl connection– Faulty Automatic Transmission Module

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