12 36 005 Removing and Installing/Replacing Auxiliary Power Module (APM)

12 36 005 Removing And Installing/Replacing Auxiliary Power Module (APM)

Special tools required:







WARNING: High-voltage system - danger to life.







WARNING:
The following points must be strictly observed prior to starting work:
- De-energise the high-voltage system
- Observe safety instructions for working with hybrid vehicles.







Necessary preliminary tasks:
- Clamp off battery negative lead
- Remove power electronics box lid.
- Drain coolant







Release screws (1).
Tightening torque 12 36 8AZ.

IMPORTANT:
Earth connection.Clean the following components before reinstalling:
- Clean rear screws (thread/ contact surface on head)
- Surfaces on rear retaining tabs

Unlock and disconnect high-voltage plug connection (2).
Unlock plug connection (3) and disconnect.







Unlock cover (1) and remove.
Release underlying nut from positive lead (2).
Tightening torque 12 36 9AZ.







Unclip cable (1).
Open clamp (2) with special tool 17 2 050.
Detach coolant hose (3).







Raise Auxiliary Power Module (APM)1 Open clamp with special tool 17 2 050.
Detach coolant hose (2).
Remove Auxiliary Power Module (APM) (1)







Replacement:
Carry out vehicle programming and encoding.