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Home >> Volvo >> 2004 >> XC90 Base, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Electronic Steering >> Steering Wheel Module (SWM) And Steering Angle Sensor (SAS) Diagnostic Trouble Codes >> SWM-0014: RTI Multi-Button. Invalid Combination. Permanent Fault (2003-2004) >> Invalid Combination. Permanent Fault >> Checking The Cable And Component
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Checking The Cable And Component

Disconnect the RTI switch from the audio and radio switch. This is so that the fault can be located.

Read off the status of the buttons in the audio and carphone switch.

If any of the buttons are activated without having been manually activated, the fault is in the RTI switch.

Disconnect the lower switch from the audio and radio switch. This is so that the fault can be located.

Read off the status of the buttons in the audio/carphone switch.

If any of the buttons are activated without having been manually activated, the fault is in the audio and carphone switch.

Disconnect the lower switch from the cruise control switch. This is so that the fault can be located.

Read off the status of the buttons in the audio/carphone switch.

If any of the buttons are activated without having been manually activated the fault is in the cruise control switch or in the cable between the cruise control switch and the radio and carphone switch.

Remedy as necessary.

Other information: 

Fig 1: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
GLL100563Courtesy of VOLVO CARS CORPORATION