34 52 121 Removing And Installing/Renewing ICM Control Unit
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IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE
(ESD protection).
WARNING:
The sensor system for triggering the airbag is installed in the ICM control unit!
The battery must be disconnected before removing the ICM control unit (ICM control unit de-energised)!
There is a risk of the airbag being triggered inadvertently if this requirement is disregarded!
The battery must be disconnected before removing the ICM control unit (ICM control unit de-energised)!
There is a risk of the airbag being triggered inadvertently if this requirement is disregarded!
Necessary preliminary tasks:
- Disconnect NEGATIVE BATTERY CABLE .
- Remove CENTRE CONSOLE ASSY .
WARNING:
Make sure that the negative battery lead is disconnected!
There is a risk of the airbag being triggered inadvertently!
There is a risk of the airbag being triggered inadvertently!
Undo nuts (1) and raise ICM control unit (2).
Release plug connection (3) and remove ICM control unit (2).
Installation note:
Replace self-locking nuts.
Tightening torque 34 51 2AZ .
IMPORTANT:
Do not trap any electrical wires when installing ICM control unit!
After removing and installing ICM control unit:
After the repair work has been completed with the diagnosis system:
- carry out ADJUSTMENT/START-UP OF ICM CONTROL UNIT
After replacement of the ICM control unit:
Vehicles built before 03/2012:
- Perform "Conversion replacement ICM" (vehicle order is changed)
- Accept action plan with the control units to be programmed/encoded and, if necessary, enabled.
- Note the reworking list:
Carry out ADJUSTMENT/START-UP OF ICM CONTROL UNIT .
Carry out RIDE HEIGHT ADJUSTMENT .
On vehicles form 03/2012:
After completing repairs, use BMW Diagnosis and Information System to
- Program/encode ICM control unit
- Carry out ADJUSTMENT/START-UP OF ICM CONTROL UNIT
- Carry out RIDE HEIGHT ADJUSTMENT .