S60 2.4T L5-2.4L Turbo VIN 58 B5244T3 (2001)
Steering Column Control Module: Description and Operation
Steering Wheel Module
Design and Function
Design
Steering wheel buttons
The steering wheel buttons control functions and menu selection for:
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Traffic information (option)
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Audio (option)
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Carphone (option)
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Cruise control (option).
The signals from the steering wheel buttons are transmitted via serial communication.
The steering wheel buttons are connected in series to the steering wheel module (SWM) via contact reel in the steering wheel hub. The steering wheel
buttons are connected in the following order, counted from the contact reel:
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Cruise control
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Audio /carphone
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Traffic information.
There are diagnostics for the steering wheel buttons.
Function
Controlling functions and menu selection using the steering wheel buttons
See:
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Design and Function, audio module (AUM). Applies to S60, V70, V70XC/XC70 and S80
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Design and Function, audio module (AUD). Applies to XC90
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Design and Function, Road traffic information system (RTI). Applies to S60, V70, V70XC/XC70 and S80
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Design and Function, multimedia module (MMM). Applies to XC90
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Design and Function, engine management system
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Design and Function, phone module (PHM).
Controlling the headlamps and turn signal lamps
See Design and Function, central electronic module (CEM).
Horn
See Design and Function, central electronic module (CEM).
Windshield wiper and washer functions
See Design and Function, central electronic module (CEM).
Trip computer and displaying/erasing text messages