V40 L4-1.9L Turbo VIN 27 B4204T4 (2003)
Checking The Function Of The Rheostat, Audio HU1205
Checking the function of the rheostat, Audio HU1205
Checking rheostat function
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Ignition on
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Turn the light switch to the half strength setting.
Check that the lighting for the audio unit is working and that the luminance can be controlled with the rheostat control.
Hint: Check the function of the rheostat in other systems such as the climate control module and the combined instrument panel. There is a fault in the
central electronic module if the rheostat is not working in any of the systems.
