Replacing power distribution module (B48) (330i xDrive Wagon, 330i GT xDrive)

Necessary preliminary tasks: 

• Disconnect BATTERY EARTH LEAD .
• Remove ACOUSTIC COVER .

Removal: 

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Remove cover (1).

Unlock and disconnect plugs (1).

Unlock and disconnect plugs (2).

Loosen the wiring harness from the holder (3) and put to one side.

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Unlock and loosen all connectors (1).

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Unlock and loosen all connectors (1) in the direction of the arrow.

Unlock and disconnect plugs (1).

Unlock lock (2) and detach.

Feed out and remove power distribution box (3).

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Installation: 

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Thread in power distribution box (3) and install.

Lock (2) must snap audibly into place.

Attach and lock connector (1).

Connector (1) must engage audibly.

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Connect and lock all connectors (1) along the arrows.

All connectors (1) must engage audibly.

Connect and lock all connectors (1).

All connectors (1) must engage audibly.

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Connect connector (2) and lock.

Attach and lock connector (1).

All connectors must audibly engage.

Insert and secure the wiring harness to the holder (3).

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Install cover (1).

Required follow-up work: 

• Install ACOUSTIC COVER .
• Connect BATTERY EARTH LEAD .