The Steering Column Switch Cluster - An Interface
The steering column switch cluster is a "mechanical and electrical interface"
from the steering wheel to the
vehicle; it is firmly connected mechanic
Signal Detection
The functions of the steering column switch cluster are:
Detecting the switching signals of the steering-column switches
Detecting the controls in the multifunction steering wheel
WARNING: Risk of scalding!
Carry out work on the vehicle only when wearing oil- and heat-resistant
protective gloves incl. forearm protection, face guard and protective
apron.
IMPORTANT: Carry out the engine oil service only when the engine is at
operating
temperature.
Observe the exact engine oil
WARNING: Risk of burning!
Only perform this repair work on an engine that has cooled down.
Necessary preliminary work
Remove ACOUSTIC COVER.
REMOVE BOTH INTAKE SILENCER HOUSINGS.
Remove EXHAUST SYSTEM.
Remove both control sensors.
Remove both monitoring sensors.
Picture shows the left side,