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