Possible causes – Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Faulty Mass Air Flow (MAF) sensor When is the obd code mean? – Fuel injection system does not operate properly.– The amount of mixture ratio compensation is too large. (The mixture ratio is too rich.) Symptoms…
Tag: DODGE
P0173 DODGE Fuel System 2/1 Rich Control Over Limit
Possible causes – Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Manifold Absolute Pressure (MAP) Sensor When is the obd code mean? – Fuel injection system does not operate properly.– The amount of mixture ratio compensation is not correct Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–…
P2A00 DODGE O2 Sensor 1/1 Circuit Performance
Possible causes – Faulty front O2 Sensor 1– Exhaust leak– Intake air leaks– Fualty Mass Air Flow (MAF) sensor– Fuel pressure– Fuel injector When is the obd code mean? The ECM will set the P2A00 code if it detects that the actual O2 measurements does not match the expected value. Symptoms – Engine Light ON…
P0480 DODGE Cooling Fan 1 Control Circuit
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 Tech description There is a factory service bulletin for the following Dodge models: 2004…
P0481 DODGE Cooling Fan 2 Control Circuit
Possible causes – Faulty fan control relay– Faulty cooling fan 2– Fan control relay harness is open or shorted– Fan control relay circuit poor electrical connection– Fan cooling fan harness is open or shorted– Fan cooling fan circuit poor electrical connection – Faulty Engine Control Module (ECM) When is the obd code mean? The P0481…
P0528 DODGE Fan Speed Sensor Circuit No Signal
Possible causes – Faulty Fan Speed Sensor– Fan Speed Sensor harness is open or shorted– Fan Speed Sensor circuit poor electrical connection– Faulty fan clutch– Faulty PCM Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine overheating P0528 DODGE OBD Code Description The PCM has detected an incorrect input from the Fan…
P0133 DODGE O2 Sensor Circuit Slow Response Bank 1 Sensor 1
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 Front Heated Oxygen Sensor Bank…
P0131 DODGE O2 Sensor Circuit Low Bank 1 Sensor 1
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…
P0443 DODGE EVAP Purge Control Circuit
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 When is the obd code mean? An improper voltage signal is sent to Engine Control Module (ECM) through the valve. Symptoms – Engine Light…
P0452 DODGE EVAP Pressure Switch Stuck Closed
Possible causes – Faulty Evaporative Emission System (EVAP) Pressure sensor– EVAP purge hose/tube obstruction– Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted– Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection Tech description There is a factory service bulletin for the following Dodge models: 2009 Dodge Journey2007-2009 Dodge Sebring2007-2009 Dodge Avenger2007-2009…