Tag: SUBARU

Possible causes – Missing fuel filler cap– Incorrect fuel filler cap used– Fuel filler cap remains open or fails to close– Foreign matter caught in fuel filler cap When is the obd code mean? EVAP control system has a very large leak such as fuel filler cap fell off Symptoms – Engine Light ON (or…

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 tank leaking Tech description The P0442 code means that the control module has detected a…

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) system hose leaking– Fuel tank leaking When is the obd code mean? Evaporative Emission (EVAP)…

Possible causes – Open or short circuit condition betwen Transmission Control Module (TCM) and Engine Control Module (ECM).– Poor electrical connection at the TCM or ECM connector.– Faulty TCM Tech description This problem is usually and electrical problem, open or short circuit between TCM and ECM. Symptoms – Engine Light ON (or Service Engine Soon…

Possible causes – Open or short circuit condition betwen Transmission Control Module (TCM) and Engine Control Module (ECM).– Poor electrical connection at the TCM or ECM connector.– Faulty TCM Tech description This problem is usually and electrical problem, open or short circuit between TCM and ECM. Symptoms – Engine Light ON (or Service Engine Soon…

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty shift solenoid ‘E’ valve– Shift solenoid ‘E’ valve harness is open or shorted– Shift solenoid ‘E’ valve circuit poor electrical connection When is the obd code mean? The P0773 code is detected when the gear required by the ECM does not match the actual…

Possible causes – Low transmission fluid level– Dirty transmission fluid– Faulty Shift Solenoids– Shift Solenoids harness is open or shorted– Shift Solenoids circuit poot electrical connection– 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?…

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 Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Transmission may not shift to the next gear

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…

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…