XC90 L5-2.5L Turbo VIN 59 B5254T2 (2004)
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Ignition off
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Disconnect the audio / carphone switch by disconnecting the lower connector on the audio / carphone switch
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Ignition on.
Activate the buttons. Read off the status of the buttons in the cruise control switch
If the readings give a correct result, the fault is in the audio / carphone switch.
Other information:
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To access the audio / carphone switch, see Keypad steering wheel, replacing, TF-80SC AWD, AW50/51 AWD, M66 AWD See: Sensors and
Switches - Accessories and Optional Equipment/Steering Mounted Controls Assembly/Service and Repair/Keypad Steering Wheel, Replacing.
Was the status of the cruise control switch OK?
Yes - Troubleshooting procedure complete
No - Checking components and wiring 4
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