Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code information

Condition
If the control unit detects that the rear left reading lamp is on when the front 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
- The signal wire for the rear left reading lamp is short circuited to ground
- Intermittent open circuit on signal wire.

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