P0118 CHRYSLER Engine Coolant Temperature Sensor Circuit High

Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– 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? An excessively high voltage from the sensor is sent to ECM. Symptoms –…

P0125 CHRYSLER Insufficient Coolant Temperature for Closed Loop Fuel Control

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…

P0520 CHRYSLER Engine Oil Pressure Sensor/Switch Circuit Malfunction

Possible causes – Low oil level or motor mechanical fault– Faulty oil pressure sensor– Oil Pressure Sensor harness is open or shorted– Oil Pressure Sensor circuit poor electrical connection When is the obd code mean? The P0520 is detected when the circuit from oil pressure sensor to PCM is malfunction Symptoms – Engine Light ON…

P1486 CHRYSLER EVAP System Pinched Hose Found

Possible causes – Leak Detection Pump (LDP) pressure hose obstructed – Faulty Leak Detection Pump (LDP) – Obstructed hose – EVAP canister obstructed When is the obd code mean? Malfunction is detected when during system monitor test the Powertrain Control Module (PCM) detected a pinched EVAP hose Symptoms – Engine Light ON (or Service Engine…

P0128 CHRYSLER Thermostat Rationality

Possible causes – Leaking or stuck open thermostat– Low engine coolant level– Insufficient warm up time– Faulty engine coolant temperature sensor– Engine coolant temperature sensor harness is open or shorted– Engine coolant temperature sensor circuit poor electrical connection Tech description If cooling system is not leaking and the fluid level is OK, replacing the thermostat…

P0562 CHRYSLER System Under Voltage

Possible causes – Low battery charge– Battery defective– Loose or missing alternator drive belt– Faulty alternator– Open or short system voltage circuit Tech description Start by recharging or replacing the battery. When is the obd code mean? System voltage falls below 8.5 volts with the engine RPM greater than 2000 RPM for 60 seconds Symptoms…

P0170 CHRYSLER Fuel Trim Malfunction Bank 1

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 Dirty air filter, air filter housing or Mass Air Flow (MAF) sensor, or faulty MAF…

P0174 CHRYSLER Fuel System 2/1 Lean

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…

P0171 CHRYSLER Fuel System 1/1 Lean

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…

P0792 CHRYSLER Compounder Speed Sensor Ratio Error

Possible causes – Intermittent gear ratio problems– Internal transmission problems When is the obd code mean? The P0792 code is detected if there is an excessive change in the output rpm in any gear. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)