Fault-Tracing Information

Fault-tracing information

Condition
No diagnostic trouble codes (DTCs) are stored in the road traffic information (RTI) control module.

Possible source
- Open-circuit, short-circuit to ground or short-circuit to supply voltage in the cable.
- Defective CD-ROM player.
- Defective road traffic information (RTI) control module.

Fault symptom[s]
- The road map is not displayed or updated.