Operation CHARM: Car repair manuals for everyone.

FM Multiplex Receiver Missing. Internal Fault. Permanent Fault






FM multiplex receiver missing. Internal fault. Permanent fault

Replacing component
Replace the RTI control module because an internal fault has been found.

Caution! A new RTI control module is delivered without software. The head unit of the RTI control module must be programmed in order to function after replacement.

Other information:
- To program and access/replace the RTI control module, see Road traffic information module (RTI), replacing Road Traffic Information Module (RTI), Replacing.

Continue - Verification

-------------------------------------------------

Verification




Verification

Hint: After carrying out the repair, check that the fault has been remedied.








- Ignition off
- Reinstall the connectors, components etc.
- Ignition on
- Activate System test to test the functions of the FM multiplex receiver. See System Test System Test.
Check if the FM multiplex receiver functions.

Hint: Tell the customer that it may take 15 minutes of driving before the system is calibrated and functioning satisfactorily.





Is the FM multiplex receiver OK?

Yes - Verification completed

No - Fault-tracing information

-------------------------------------------------

Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit Fault-Tracing

No - Attempt New Test

------------------------

Attempt New Test - Replacing component

-------------------------------------------------