65 12 072 Removing and installing (replacing) amplifier (Top HiFi system)

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with NOTES on protection against electrostatic damage (ESD protection).

NOTE: Comply with notes and instructions on HANDLING OPTICAL FIBRES .

Necessary preliminary work:

Disconnect NEGATIVE BATTERY CABLE .

Remove lid of left luggage compartment trim panel (1).

Remove luggage compartment flap (2).

Installation note:

Make sure lid (1) and flap (2) are correctly seated.

Fig 1: Identifying Luggage Compartment Flap And Left Luggage Compartment Trim Panel

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Unscrew nuts (1).

Lift out expanding rivets (2).

Remove left shelf support (3).

Fig 2: Identifying Left Shelf Support, Expanding Rivets And Nut

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Release screw (1).

Remove amplifier (2) in direction of arrow from holder (3).

Unlock plug connections and disconnect.

Fig 3: Removing Amplifier From Holder

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NOTE: Until 09/2009 a Top Hifi amplifier with a different pin assignment is installed!

Install cable jumper consisting of socket (1) (BMW Parts Service 6901844) and wire jumper (2) in connector (3).

Create wire jumper (2) from wire (cross-section 0.75 mm² ) and two stops (BMW Parts Department 1393724). Then connect pins 1 and 2 in the socket (1) with wire jumper (2).

Fig 4: Identifying Cable Jumper, Wire Jumper, Connector And Connector Chamber

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NOTE: Connector chamber (4) is not included in current version and remains unused in new replacement Top HiFi amplifier!

NOTE: Picture for example purposes.

Installation note:

Tabs (1) must be correctly slid into guide (2).

Check that amplifier (3) is securely seated.

Fig 5: Identifying Tabs, Guide And Amplifier

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Replacement

Carry out VEHICLE PROGRAMMING AND ENCODING .