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
Fig. 2: CIC System Block Diagram
CIC SYSTEM EXPLANATION CHART
Central information display (CID)
Car Information Computer (CIC)
User interface (BO)
Application software
Hardware
Fig. 3: Bus Overview E9x And E8x (Not Including E83, E85, E86) Model Series,
CIC
BUS EXPLANATION CHART
ACSM - Adv
WARNING: Risk of scalding! Only perform this repair work after
engine has cooled down!
Necessary preliminary work
Remove ACOUSTIC COVER
Remove front UNDERBODY PROTECTION.
Remove FAN COWL.
Drain coolant for charge air cooler.
Release clamp (1).
Tightening torque 13 71 8AZ.
Release clamp (2).