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 obd code mean? Diagnostic trouble code P0740 is detected when TCM detects an improper voltage drop when…
Tag: INFINITI
P0731 INFINITI 1st. Gear Malfunction
Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech description Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the obd code mean? P0731 is detected when A/T cannot be shifted to the 1st gear position even…
P0733 INFINITI 3rd. Gear Malfunction
Possible causes – Low transmission fluid level– Dirty transmission fluid– Shift solenoids– Transmission mechanical problems– Transmission hydraulic control circuit Tech description Start by inspecting the transmission fluid level and condition, and change fluid if necessary. When is the obd code mean? P0733 is detected when A/T cannot be shifted to the 3rd gear position even…
P0755 INFINITI Shift Control Solenoid B Malfunction
Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty shift solenoid ‘B’ valve– Shift solenoid ‘B’ valve harness is open or shorted– Shift solenoid ‘B’ valve circuit poor electrical connection Tech description When the a transmission solenoid is malfunction, in most cases the problem is not the electrical part of the solenoid; the…
P0125 INFINITI Engine Coolant Temperature Sensor
Possible causes – Low engine coolant level– Leaking or stuck open thermostat– Faulty Engine Coolant Temperature (ECT) sensor– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection When is the obd code mean? The voltage sent to Engine Control Module (ECM) from the Engine Coolant…
P0778 INFINITI Pressure Control Solenoid B Circuit
Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty line pressure solenoid ‘B’ valve– Line pressure solenoid ‘B’ valve harness is open or shorted– Line pressure solenoid ‘B’ valve circuit poor electrical connection When is the obd code mean? Engine Control Module (ECM) detectes an open or shorted condition on the solenoid circuit…
P0776 INFINITI Pressure Control Solenoid B Performance
Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty line pressure solenoid ‘B’ valve– Line pressure solenoid ‘B’ valve harness is open or shorted– Line pressure solenoid ‘B’ valve circuit poor electrical connection When is the obd code mean? The gear required by the Engine Control Module (ECM) does not match the actual…
P0775 INFINITI Pressure Control Solenoid Valve B
Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty line pressure solenoid ‘B’ valve– Line pressure solenoid ‘B’ valve harness is open or shorted– Line pressure solenoid ‘B’ valve circuit poor electrical connection When is the obd code mean? The P0775 is detected when TCM detects an improper voltage drop when it tries…
P0745 INFINITI Line Pressure Solenoid Valve Fault
Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty line pressure solenoid valve– Line pressure solenoid valve harness is open or shorted– Line pressure solenoid valve circuit poor electrical connection Tech description When the a transmission solenoid is malfunction, in most cases the problem is not the electrical part of the solenoid; the…
P0746 INFINITI Pressure Control Solenoid A Performance
Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty line pressure solenoid valve– Line pressure solenoid valve harness is open or shorted– Line pressure solenoid valve circuit poor electrical connection Tech description When the a transmission solenoid is stuck off, in most cases the problem is not the electrical part of the solenoid;…