Scania MBS DTC 853 Auxiliary heater, overvoltage

MBS MBS control unit · Scania

Code 853 (decimal). Some diagnostic tools show it in hexadecimal as 0355.

In short

The auxiliary heater has detected overvoltage.

Applies to: MBS3 (MBS)

What does Scania MBS fault code 853 mean?

What causes Scania DTC 853?

How does the system react?

What are the symptoms?

How to fix Scania MBS fault code 853?

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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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