REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
12 1 171
12 1 200
Necessary preliminary tasks:
Switch off ignition
Remove ignition coils.
Unscrew spark p
SEE MORE:
RELAY CARRIER
Place special tool 61 1 153 on relay carrier (1) and carefully pull in
direction of arrow until retaining lugs (2) on
relay carrier are raised.
Fig. 257: Pulling Relay Carrier
Pull relay carrier (2) in direction of arrow into first catch (3).
Fig. 258: Pulling Relay Carrier Into Fir
Principle
Intelligent Safety enables central operation of the
driver assistance systems.
General information
Depending on how the vehicle is equipped, Intelligent
Safety consists of one or more systems
that can help prevent an imminent collision.
Approach control warning with light braking
functi