Scania DCU DTC 1808 Control unit current is too high

DCU DCU control unit · Scania

Code 1808 (decimal). Some diagnostic tools show it in hexadecimal as 0710.

In short

The control unit has interpreted that the current strength from power supply pin group V1 has exceeded the limit of 20 A for longer than 5 seconds.

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

What does Scania DCU fault code 1808 mean?

What causes Scania DTC 1808?

What are the symptoms?

How to fix Scania DCU fault code 1808?

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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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