ADJUSTING ACC SENSOR (FRR SENSOR)
NOTE: This document applies to the entire F series with the new ACC sensor
(FRR -
Full Range Radar).
Special tool required:
Holder 36 1 100
Active Cruise Control
REMOVING AND INSTALLING/REPLACING SENSOR FOR LANE CHANGE WARNING
(HC2 SENSOR) ON LEFT OR RIGHT
Necessary preliminary work
Remove REAR BUMPER TRIM
Disconnect plug connection (1).
Unfasten screws (2
IMPORTANT: Steering box:
Check connection of steering box for corrosion, clean contacts if necessary.
The steering box must be replaced if the corrosion is too far advanced.
Connecting line:
In the event of moisture/corrosion inside the two plug connections, check the
insulation of the connecting
Button block for driving functions
The steering wheel contains a button block for the Dynamic Cruise Control (DCC)
or Active Cruise Control
(ACC) Stop&Go functions. The button block is located on the left-hand side of
the steering wheel.
Fig. 138: Identifying Steering Wheel Button Block For D