Scania ICL DTC 4 External instrument panel lighting

ICL Instrument Cluster · Scania

Code 4 (decimal). Some diagnostic tools show it in hexadecimal as 0004.

In short

The output for external instrument panel lighting on the instrument cluster is 90% or more, despite the set value being 10-90.

Applies to: ICL1

What does Scania ICL fault code 4 mean?

What causes Scania DTC 4?

How does the system react?

How to fix Scania ICL fault code 4?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

Code 4 in other Scania systems

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