Scania DCU DTC 785 Micro switch rear door leaf, open circuit in closed position

DCU DCU control unit · Scania

Code 785 (decimal). Some diagnostic tools show it in hexadecimal as 0311.

In short

The measured voltage on the 3-phase input indicates an open circuit.

Applies to: DCU3 (DCUA)DCU3 (DCUF)DCU3 (DCUM)DCU3 (DCUR)

What does Scania DCU fault code 785 mean?

What causes Scania DTC 785?

How does the system react?

What are the symptoms?

How to fix Scania DCU fault code 785?

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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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