Scania ALLISON DTC 557312 30 voltage control unit, interference

ALLISON Allison automatic gearbox · Scania · 2 variants

Code 557312 (decimal). Some diagnostic tools show it in hexadecimal as 088100.

In short

The control unit has detected that the 30 voltage varies widely.

Variant 1

Applies to: A5

What does Scania ALLISON fault code 557312 mean?

What causes Scania DTC 557312?

How to fix Scania ALLISON fault code 557312?

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Variant 2

Applies to: A6

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