Thursday, August 29, 2019

2AB2 - P0604

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



none









(DME) Condition For Fault Memory Entry - 1



2AB2 - P0604







Information saved in



DME









Fault code



2AB2 - P0604









Fault text



DME, internal fault: RAM









Fault description



Internal Control Module Random Access Memory (RAM) Error









Condition for fault identification



Test condition:





RAM checksum test





This test is executed once, while the control module is booting.





Terminal condition: Immediately after wakeup in dormant control module





Voltage condition: none









Condition for fault memory entry



No debounce. Fault can be reset by clearing fault memory.









Action in service



Determine whether fault is stored again after carrying out the following procedure. If yes: Replace DME.





Clear fault memory



Ignition off, allow vehicle to assume complete dormant status



Ignition on



Read out stored fault codes from fault memory







Fault effect and breakdown warning







Driver information Warning light: none

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