Steering Wheel Buttons
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2013 Volvo C70, 2012 Volvo C70, 2011 Volvo C70, 2010 Volvo C70, and 2009 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
The steering wheel buttons control functions and menu selection for:
- traffic information (RTI) (option)
- audio (option)
- carphone (option)
- bluetooth (option)
- cruise control (option).
The signals from the steering wheel switch left (SWSL) and steering wheel switch right (SWSR) is transmitted via LIN communication.
The steering wheel buttons are connected to the steering wheel module (SWM) via contact reel in the steering wheel hub.
There are diagnostics for the steering wheel buttons.