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Switching between day/night mode does not take place automatically.

Read the instructions below then start the fault diagnostic procedure.

Symptom: The display does not change its light intensity automatically.

Switching between day/night mode does not take place automatically.


Fault symptoms

The display does not change its light intensity automatically.

Conditions

Ignition ON.

IHU activated.

Day/night mode activated

Diagnostic help

Finding a mechanical or electrical fault.

Checking the wiring harness

Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short circuits in the wiring harness. Check switches, connectors and crimp connections for oxidation, withdrawn pins and pin clamping force.