Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code information

Condition
If the control unit detects that the front left reading lamp is on when the rear left reading lamp is off, a faulty control signal from the lamp circuit displays the diagnostic trouble code.

Substitute value
- The lamp goes off.

Possible source
- Faulty bulb.
- Open circuit in signal wire for front left reading lamp.
- Short circuit to voltage supply on signal wire for front left reading lamp.

Fault symptom[s]
- Interior lighting does not work.