Checking wiring and components

Check cable between the antenna amplifier #C1 and head unit/audio control module #A9 for a short-circuit to supply voltage according to Short-circuit to supply voltage. Permanent faults .

Remedy as necessary.

If no fault is found replace the antenna amplifier.

Other information:

To access/replace head unit/audio control module:
- For -2004, see:Radio cassette player, replacing .
- For 2005-, see:Audio unit, replacing .
To access/replace the antenna amplifier, see Windshield antenna and amplifier .
To connect the breakout box, see Connecting the breakout box, Audio control module .
For information about signals and connectors, see The audio control module, green connector and Audio control module (to aerial) .

Fig 1: Identifying Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Voltage Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Continue when the fault has been remedied.