Applies to: CUV3 (VIS)
What does Scania CUV fault code 646 mean?
Internal fault in the control unit.
What causes Scania DTC 646?
Internal fault.
What are the symptoms?
The following lighting may stop working: - Spotlight in front grille panel - Spotlight on roof - Foglight, front and rear - Reversing light
How to fix Scania CUV fault code 646?
- Replace the control unit.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.