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
Notes
SPECIAL TOOLS DESCRIPTION CHART
IMPORTANT: The contacts can be changed on ultrasonically welded plugs (1).
Ultrasonically welded plugs (1) must be replaced completely.
Ultrasonic-welded connectors (1) can be identified by the welds (2) on their
longitudinal side.
Fig. 3: Identifying Ultra
Normal tires
Identify the damaged tire.
Check the tire inflation pressure in all four
tires, for instance using the tire pressure gage
of a flat tire kit.
For tires with special approval: when the tire
inflation pressure in all four tires is correct, the
Tire Pressure Monitor may not have b