Front light failure

Read the instructions below then start the fault diagnostic procedure.

Symptom: The SID unit gives a warning of front lamp failure despite no failure or does not give a warning despite a faulty lamp.

Front light failure

Fault symptoms

The SID unit gives a warning of front lamp failure despite no failure or does not give a warning despite a faulty lamp.

Diagnostic help

The front light failure input can be read using the diagnostics tool.

The message FRONT LIGHT FAILURE can be activated using the diagnostics tool.

Check wiring harness.

Jiggle the wiring harness at several points and in different directions to reveal intermittent breaks and short-circuits in the leads. Observe the multimeter, test lamp or diagnostic instrument during the test.