Applies to: CUV1
What does Scania CUV fault code 39 mean?
The control unit does not receive any CAN messages.
What causes Scania DTC 39?
Connection fault with CAN or open circuit in the wiring.
How does the system react?
If the starter key is in the drive position, the brake light comes on. If the light control is in the 0-position, the daytime running lights will come on.
How to fix Scania CUV fault code 39?
Check the CAN connections.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.