Slip Ring (Rotary Coupler)
The slip ring is installed on the steering column, behind the steering wheel to provide the electrical interface between the fixed wiring harness and the moveable driver airbag module. The rotary coupler is attached to the steering column casting by three screws.
In addition to the wiring for the driver airbag, the slip ring also provides the wiring for other electrical functions built into the steering wheel area, these may include:
- Audio system remote control switches
- Cruise control system switches
- Horn switches
A rotating link harness is enclosed in a plastic cassette comprising outer and inner housings with integral connectors. The cassette contains a flat ribbon type flexible cable. The slip ring housing is part of the direction indicator and windshield wiper/washer housing. The complete assembly is attached to the steering column by three screws.