Ford P1103 OBD-II Trouble Code Definition: P1103 Mass Air Flow Sensor In Range But Higher Than Expected P1103 Ford OBD-II Trouble CodeDescription: 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 […]