2F7B - P0520

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



none









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.

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