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