Possible causes – Faulty Intake Air Heater Relay– Intake Air Heater Relay harness is open or shorted– Intake Air Heater Relay circuit poor electrical connection Tech description Dfuser P0541 AIH Code Eliminator When is the obd code mean? The Engine Control Module (ECM) sends a bias voltage on diagnostic circuits one and two. If this…
Tag: CHRYSLER
P0542 CHRYSLER Intake Air Heater Relay 1 High
Possible causes – Faulty Intake Air Heater Relay– Intake Air Heater Relay harness is open or shorted– Intake Air Heater Relay circuit poor electrical connection When is the obd code mean? The Engine Control Module (ECM) sends a bias voltage on diagnostic circuits one and two. If this voltage is high with the relay ON,…
P0113 CHRYSLER Intake Air Temperature Sensor 1 Circuit High
Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection When is the obd code mean? – An excessively high voltage from the sensor is sent to ECM. Symptoms – Engine Light ON (or…
P0111 CHRYSLER Intake Air Temperature Sensor 1 Performance
Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection When is the obd code mean? An excessively low or high voltage from the sensor is sent to ECM. Symptoms – Engine Light ON…
P0112 CHRYSLER Intake Air Temperature Sensor 1 Circuit Low
Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection When is the obd code mean? An excessively low voltage from the sensor is sent to ECM. Symptoms – Engine Light ON (or Service…
P0127 CHRYSLER Intake Air Temperature Too High
Possible causes – Faulty Intake Air Temperature (IAT) sensor– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor electrical circuit poor connection Tech description If the Intake Air Temperature (IAT) is part of the Mass Air Flow (MAF) the MAF assembly will need to be replaced to fix the…
P1112 CHRYSLER Intake Air Temperature Sensor Circuit Intermittent Low Voltage
Possible causes – Faulty Intake Air Temperature Sensor– Intake Air Temperature Sensor harness is open or shorted– Intake Air Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1112 CHRYSLER OBD Code Description The Intake Air Temperature (IAT) sensor is built into mass air flow sensor or…
P2098 CHRYSLER Downstream Fuel Trim System 2 Lean
Possible causes – Faulty Heated Oxygen Sensor– Heated Oxygen Sensor harness is open or shorted– Heated Oxygen Sensor circuit poor electrical connection– Exhaust leaks– Contaminated Heated Oxygen Sensor Tech description Before replacing the Heated Oxygen Sensor, inspect the sensor connector for signs of damage, water ingress, or corrosion Symptoms – Engine Light ON (or Service…
P2099 CHRYSLER Downstream Fuel Trim System 2 Rich
Possible causes – Faulty Heated Oxygen Sensor– Heated Oxygen Sensor harness is open or shorted– Heated Oxygen Sensor circuit poor electrical connection– Exhaust leaks– Contaminated Heated Oxygen Sensor Tech description Before replacing the Heated Oxygen Sensor, inspect the sensor connector for signs of damage, water ingress, or corrosion Symptoms – Engine Light ON (or Service…
P0508 CHRYSLER Idle Air Control Valve Sense Circuit Low
Possible causes – Faulty Idle Air Control (IAC) motor– Idle Air Control (IAC) motor harness is open or shorted– Idle Air Control (IAC) motor circuit poor electrical connection When is the obd code mean? The PCM senses a short to ground or battery voltage on any of the control circuits for 2.75 seconds while the…