UEM-0034

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.

Condition
- The lamp goes off.

Possible source
- The signal wire for the front left reading lamp is short circuited to ground
- Intermittent open circuit on signal wire.

Condition
- Courtesy lighting does not work.