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
Wear the safety belt twist-free and tight to
your body over your lap and shoulders.
Wear the safety belt deep on your hips over
your lap. The safety belt may not press on
your stomach.
Do not rub the safety belt against sharp
edges, or guide it or jam it in across hard or
fragile objects.
IMPORTANT: Always check that the solenoid valves are clean during removal
and
installation.
Possible malfunctions if valves are contaminated:
Irregular operation
OBD incorrect entry
Poor exhaust gas values
Low engine performance
IMPORTANT: Risk of damage!
Do not clean solenoid valves with co