12 90 100 Replacing fan for electronics box

Necessary preliminary tasks:

Switch off ignition.
Follow instructions for disconnecting and connecting battery
Disconnect battery ground terminal.
Detach fuse box in passenger compartment and pull back; to do so, refer to Removing fuse box

IMPORTANT: Follow instructions for removing and installing electronic control units.

Pull back carpet.

Release lower nut on fuse carrier holder.

Pull holder slightly towards front.

Fig 1: Identifying Fuse Carrier Holder Lower Retaining Nut

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Disconnect plug connections for fan motor (1).

Release screws (2). Remove fan.

Fig 2: Identifying Fan Motor, Plug Connector And Retaining Screws

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Add final details to vehicle.

Read fault memory.