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71 60 100 Removing and installing/replacing control unit for trailer coupling release

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

Necessary preliminary tasks 

Unfasten plug connection (1) and disconnect.

Unlock equipment holder (2).

Pull out AHK control unit (3) upwards in direction of arrow.

Installation note: 

Make sure control unit AHK (3) is correctly seated.

Fig 1: Pulling Out AHK Control Unit From Equipment Carrier
G08423177Courtesy of BMW OF NORTH AMERICA, INC.