Scania MBS DTC 889 #Not implemented. Short circuit on Auxiliary fuel valve request OPEN output

MBS MBS control unit · Scania

Code 889 (decimal). Some diagnostic tools show it in hexadecimal as 0379.

In short

Short to ground or battery detected on the pin for auxiliary fuel valve request open output.

Applies to: MBS3 (MBS)

What does Scania MBS fault code 889 mean?

What causes Scania DTC 889?

How does the system react?

What are the symptoms?

How to fix Scania MBS fault code 889?

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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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