|P0103 – Mass or Volume Air Flow A Circuit High|
|Description: The mass air flow (MAF) sensor circuit is monitored by the powertrain control module (PCM). This DTC sets if during key ON engine running (KOER) the sensor output changes above a maximum calibrated limit.
Possible Causes: • MAF circuit open or short to voltage
• Damaged MAF sensor
Diagnostic Aids: Make sure the MAF sensor connector is locked and seated correctly.