V70 2.4 L5-2.4L VIN 61 B5244S (2001)
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Defective RTI switch unit
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Defective audio/telephone switch unit
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Defective cruise-control switch unit.
Fault symptom[s]
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RTI switch unit does not work.
Checking the RTI Switch
Checking the RTI switch
Checking components and wiring
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Ignition off
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Disconnect the RTI switch
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Ignition on.
Activate and read off the status of the buttons in the audio / carphone switch.
If the readings give a correct result, the fault is in the RTI switch.
Other information:
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To access the RTI switch, see the relevant service procedure.
