Self-Study Program

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Control units
Inputs and outputs on the convenience system central control unit 2 J773
–Sidemarker, left
–Sidemarker, right
– Rear fog light, left
– Rear fog light, right
– Reversing light, left
– Reversing light, right
–Interior lights
– LIN bus line to panorama sunroof
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Installation location
The convenience system central control unit J393 is
located at the rear right in the vehicle.
It is installed in an upright position and attached to
a control unit bracket. The convenience system
central control unit 2 J773 is located adjacent the
convenience system central control unit on the left
and is attached to the same bracket.