Possible Causes (DTC P0103)
WARNING: This page is about a different car, the 2002 Nissan Pathfinder and 2002 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.
ECM will illuminates MIL and set DTC P0103 when it detects that an excessively high voltage from the sensor is sent to ECM. Possible causes are:
- MAF sensor circuit open or shorted.
- Poor, loose, corroded or damaged terminal connections.
- Defective MAF sensor.