Checking connectors and cables

Check the RTI control module and TMC/FM receiver connectors for contact resistance and oxidation according to Contact resistance and oxidation .

Check cable between the control module #B15 and TMC/FM receiver terminal 4 for an open-circuit according to Open-circuit, permanent faults , a short-circuit to ground according to Short-circuit to ground, permanent faults and a short-circuit to supply voltage according to Short-circuit to supply voltage. Permanent faults .

Remedy as necessary.

Other information:

To access/replace the control module, see Replacing the control module, old system .
To access/replace the TMC receiver, see Replacing TMC receiver .
To access/replace the FM receiver, see Replacing the FM receiver .
For connecting breakout box, see Connecting the breakout box .

Fig 1: Identifying Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying TMC/FM Receiver

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected?