12 63 586 Replacing power distribution module (N20, N26, N55)

Necessary preliminary work: 

• Switch off ignition.
• Disconnect BATTERY NEGATIVE LEAD .

Unlock and pull off all connectors (1) from power distribution module.

Remove cover (2).

Release nut beneath it and set positive battery cable aside.

Tightening torque 12 52 7AZ .

Release lock (3) in direction of arrow.

Feed out and remove power distribution module.

Fig 1: Removing Power Distribution Module

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Reassemble the vehicle.