2F7B - P0520

2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction

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2F7B

2F7B - P0520

Information saved in

DME

Fault code

2F7B - P0520

Fault text

Oil-pressure switch, plausibility

Fault description

Engine Oil Pressure Sensor/Switch Circuit

Condition for fault identification

Test condition:

Oil presure switch monitor

Terminal condition: Engine speed = 0

Control module in post-operational shutdown phase Voltage condition:

Voltage in onboard electrical system > 10 V

Condition for fault memory entry

Engine shutdown:

continues roughly 8 sec. after engine is switched off.

Action in service

Check wire from oil pressure switch.

If not OK --> Repair wire If OK -->

Replace switch

Switch should change position when

engine is started and then shut down (ground connection)

Fault effect and breakdown warning

Driver information

Warning light:

Possible display in the MMI will vary according to whether the switch seizes while open or closed.