Possible causes – Faulty Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1– HO2S Bank 1 Sensor 1 blown fuse– HO2S Bank 1 Sensor 1 harness is open or shorted– HO2S Bank 1 Sensor 1 circuit poor electrical connection Symptoms –
Possible causes – Faulty Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1– HO2S Bank 1 Sensor 1 blown fuse– HO2S Bank 1 Sensor 1 harness is open or shorted– HO2S Bank 1 Sensor 1 circuit poor electrical connection Symptoms –
Possible causes – Faulty Manifold Absolute Pressure– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1103 HYUNDAI Description Manifold Absolute Pressure (MAP)
Possible causes – Faulty Manifold Absolute Pressure– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1103 KIA Description Manifold Absolute Pressure (MAP)
Possible causes – Faulty Mass Air Flow (MAF) Sensor– MAF Sensor harness is open or shorted– MAF Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1103 MAZDA Description Mass Air Flow (MAF)
Possible causes – Faulty Mass Airflow Sensor (MAF)– Mass Airflow Sensor harness is open or shorted– Mass Airflow Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1103 Information for specific makes P1103
Possible causes – Faulty Mass Airflow Sensor (MAF)– Mass Airflow Sensor harness is open or shorted– Mass Airflow Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Mass Airflow Sensor (MAF)– Mass Airflow Sensor harness is open or shorted– Mass Airflow Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Pressure Sources Switching Solenoid– Pressure Sources Switching Solenoid harness is open or shorted– Pressure Sources Switching Solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Turbocharger Wastegate Actuator– Turbocharger Wastegate Actuator harness is open or shorted– Turbocharger Wastegate Actuator circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)