Fault-tracing information

Condition 

No diagnostic trouble codes (DTCs) stored in the central electronic module (CEM).

Substitute Value 

None

Possible Source 

• Defective fuse.
• Defective bulbs in the instrument lighting
• Defective rheostat.
• Open-circuit in the cable to the fog lamp switch.
• Short-circuit to ground in one of the cables to or from the fog lamp switch.
• Open-circuit in the cable or the ground lead to or from the bulbs.
• Contact resistance and oxidation.

Fault symptom[s] 

• The instrument lighting does not operate.