Scania CUV DTC 549 Trailer brake lights

CUV Visibility system · Scania

Code 549 (decimal). Some diagnostic tools show it in hexadecimal as 0225.

In short

Current consumption on the control unit output has exceeded 8 A for one second.

Applies to: CUV2CUV3 (VIS)

What does Scania CUV fault code 549 mean?

What causes Scania DTC 549?

What are the symptoms?

How to fix Scania CUV fault code 549?

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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.

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