Checking Components And Wiring

Check that fuse 18 the fusebox in the passenger compartment is intact.

Take readings between terminals #A6 and #A18 in the connector A. The voltage must be approximately 12 V.

Remedy as necessary.

Other information: 

• To access or replace the carphone module, see Phone Module (PHM), Replacing
• To connect the breakout box, see CONNECTING THE BREAKOUT BOX. CARPHONE MODULE .
• For information about signals and connectors, see Signal Description. Phone Module (PHM) .

Fig 1: Identifying Connector F Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Voltage Display

Courtesy of VOLVO CARS OF NORTH AMERICA.