Checking for contact resistance, oxidation and checking wiring

HINT: The phone module is connected to the telephone antenna via a connector in the right A-pillar. 

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.

  Check the antenna cable between phone module connector F (brown) and connector E (terminal 2) in the right A-pillar for open circuit, loose connection and short circuit to supply voltage.

  See Checking wiring and terminals, intermittent faults 

  Remedy as necessary.

  Other information 

  • See Phone module (PHM), replacing (-2004) 
  • See Antenna, carphone, replacing 
  • See Connecting the breakout box, carphone module 
  • See Signal description, Phone module (PHM) 
  Fig 2: Identifying Phone Module Connector E Terminals

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying 1-Bit Connector

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  If the fault is intermittent, do not verify fault-tracing if the fault does not recur.

  It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).

• NO 

  Refer to Checking the connectors and wiring