Scania CUV DTC 601 Control unit

CUV Visibility system · Scania · 2 variants

Code 601 (decimal). Some diagnostic tools show it in hexadecimal as 0259.

In short

Internal fault in the control unit.

Variant 1

Applies to: CUV2

What does Scania CUV fault code 601 mean?

Internal fault in the control unit.

What causes Scania DTC 601?

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 601?

- Renew the control unit.

Variant 2: Rain and light sensor

Applies to: CUV3 (VIS)

Detection

No LIN communication with the rain and light sensor.

Possible cause

The cause can be one of the following: - Fault in voltage supply to the rain and light sensor. - The rain and light sensor is not connected to the LIN bus. - Fault in the rain and light sensor.

Symptoms

The following functions will have impaired functionality: - Automatic windscreen wiping - Automatic dipped beam

How to fix

  1. Check the voltage supply to the rain and light sensor.
  2. Check the rain and light sensor connection to the LIN bus.

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

Code 601 in other Scania systems

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