PRE-RELEASE
Brake lights
Read the instructions below then start the fault diagnostic procedure.
Symptom: Brake light not working on one or both sides.
| Brake lights |
Brake light malfunction
Fault symptoms
Brake light not working on one or both sides.Diagnostic help
Check fuse 1.The following values can be read with the diagnostic tool:
| - |
Brake light switch connector, ON/OFF
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Checking the wiring harness
Fault diagnosis concerns a break or short in the connected wiring harness.Jiggle the wiring harness at several points and in several directions to detect intermittent open circuits and short circuits. Note the reaction of the multimeter, test lamp or diagnostic tool during the check.
