Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description If the P0171 is combined with the P0174 code, it’s very likely that the problem…
Tag: DODGE
P2188 DODGE Fuel Quantity Solenoid Short To Ground
Possible causes – Fuel Quantity Solenoid harness is open or shorted– Fuel Quantity Solenoid circuit poor electrical connection– Faulty Fuel Quantity Solenoid When is the obd code mean? The ECM has detected a thermal overload on the Fuel Quantity Solenoid Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0093 DODGE Fuel Rail Pressure Malfunction Positive Pressure Deviation
Possible causes – Fuel Quantity Solenoid harness is open or shorted– Fuel Quantity Solenoid electrical circuit poor connection– Faulty Fuel Quantity Solenoid When is the obd code mean? The Engine Control Module (ECM) has determined that the actual fuel pressure is above the indicated fuel pressure specifications. Symptoms – Engine Light ON (or Service Engine…
P0500 DODGE No Vehicle Speed Sensor
Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? The almost 0 km/h (0 MPH) signal from vehicle speed sensor is sent to Engine Control Module (ECM) even when…
P1102 DODGE Viscous/Cabin Heater Relay Circuit Condition
Possible causes – Faulty Viscous/Cabin Heater Relay– Viscous/Cabin Heater Relay harness is open or shorted– Viscous/Cabin Heater Relay circuit poor electrical connection When is the obd code mean? The ECM has detected an excessive current condition on the Viscous/Cabin Heater Relay control circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0134 DODGE O2 Sensor 1/1 Circuit Open
Possible causes – Front Heated Oxygen Sensor Bank 1 harness is open or shorted– Front Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Faulty Front Heated Oxygen Sensor Bank 1– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Front Heated Oxygen Sensor Bank…
P1129 DODGE Closed Loop Fueling Not Achieved Bank 2
Possible causes – Fuel delivery system– Engine Coolant Temperature (ECT) sensor or wiring connectors– MAP sensor or wiring connectors– O2 sensor wiring or connectors– Engine mechanical system Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1129 DODGE OBD Code Description The Powertrain Control Module (PCM) detects a condition where the vehicle has…
P1128 DODGE Closed Loop Fueling Not Achieved Bank 1
Possible causes – Fuel delivery system– Manifold Absolute Pressure (MAP) sensor or wiring connectors– O2 sensor wiring or connectors– Engine mechanical system– Faulty Powertrain Control Module (PCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1128 DODGE OBD Code Description The Powertrain Control Module (PCM) detects a condition where the vehicle has…
P1287 DODGE Fuel Injection Pump Controller Supply Voltage Low Condition
Possible causes – Fuel injection pump ground circuit open– Battery defective Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0200 DODGE Fuel Injector Circuit
Possible causes – Fuel Injector harness is open or shorted– Fuel injector circuit poor electrical connection– Faulty fuel injector– Faulty Engine Control Module (ECM) When is the obd code mean? The P0200 is set if the Engine Control Module (ECM) is detects a low or high voltage drop or resistance at the injectors. Symptoms –…