bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

2 RA Removing And Installing Or Replacing Control Unit Of Digital Motor Electronics ( > < 5 RA Replacing Ignition Coil (M52, M52TU, S52, S50US, M54)|Page 550
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Relay assignment, engine wiring harness
(M40,M42,M43, M43TU,M44,M50,
M52,M52TU,S52,S50US)

Before removing the relays:

Read fault memory of DME control unit.

Switch off ignition.

Unfasten and remove cover.

Installation location:

1. 

Relay for oxygen-sensor heating

2. 

Master relay for Digital Motor Electronics (DME)

3. 

Relay for electric fuel pump (EKP)

Installation:

Read fault memory of DME control unit, check faults in
memory, then cancel fault memory.

RA  Relay assignment, engine wiring harness (M40,M42,M43, M43TU,M44,M50, M52,M52TU,S

BMW AG - TIS

09.02.2013  14:11

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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2 RA Removing And Installing Or Replacing Control Unit Of Digital Motor Electronics ( > < 5 RA Replacing Ignition Coil (M52, M52TU, S52, S50US, M54)|Page 550