Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 usually takes…
Tag: SUBARU
P0131 SUBARU HO2S11 Circuit Low Voltage
Possible causes – Faulty Front Heated Oxygen Sensor Bank 1– Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 1 usually takes…
P0154 SUBARU HO2S21 No Activity Detected
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank…
P0151 SUBARU HO2S21 Circuit Low Voltage
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank…
P0153 SUBARU HO2S21 Circuit Slow Response
Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank 2 usually takes…
P1312 SUBARU Exhaust Temperature Sensor Malfunction
Possible causes – Faulty Exhaust Temperature Sensor– Exhaust Temperature Sensor harness is open or shorted– Exhaust Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0480 SUBARU Cooling Fan 1 Control Circuit Malfunction
Possible causes – Faulty fan control relay– Fan control relay harness is open or shorted– Fan control relay circuit poor electrical connection– Faulty cooling fan 1– Fan cooling fan harness is open or shorted– Fan cooling fan circuit poor electrical connection When is the obd code mean? The P0480 code is detected when the Powertrain…
P0196 SUBARU Engine Oil Temperature Sensor A Circuit Range/Performance
Possible causes – Faulty Engine Oil Temperature sensor– Engine Oil Temperature sensor harness is open or shorted– Engine Oil Temperature sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0196 SUBARU OBD Code Description The engine oil temperature sensor is used to detect the engine oil temperature. The…
P1104 SUBARU Engine Torque Control Signal Circuit Malfunction
Possible causes – Faulty Engine Torque Control– Engine Torque Control harness is open or shorted– Engine Torque Control circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0458 SUBARU EVAP System Purge Control Valve Circuit Low
Possible causes – Faulty Evaporative Emission (EVAP) Purge Solenoid Control– Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted– Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection Tech description On some Subaru model replacing the PCV valve takes care of the P0458. If the problem persist the Engine Control Module (ECM)…