DTC P0103 BMW
MAF Sensor Circuit High Input
MAF Sensor Circuit High Input
Description
Key on, engine started, and the DME detected the MAF sensor signal was more than the minimum calibrated value. The engine temperature must beat least 185-degrees (F) and all electrical equipment (A C, lights, etc) must be off. The DME has detected that th
Cause and Solution
Check for leaks between MAF sensor and throttle valve control module
Voltage supply faulty.
Sensor power circuit open from fuel pump relay to MAF sensor
Sensor signal circuit open (may be disconnected) from DME and MAF
Video Guide
Diagnostic Info
- DTC Code: P0103
- Brand: BMW