V50 T5 AWD L5-2.5L Turbo VIN 67 B5254T7 (2008)
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.
Steering wheel control stalks
The steering wheel control stalks are directly connected to the steering wheel module (SWM).
The right-hand control stalk controls the following functions:
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windshield and tailgate wipers (5 door only)
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windshield, rear windshield and headlamp washers
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intermittent wiping
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rain sensor.
The left-hand control stalk controls the following functions:
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turn signal lamps
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high beam
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headlamp flash
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trip computer/timer start for the parking heater.
There are diagnostics for the functions of the steering wheel control stalks.