Scania ALLISON DTC 1825 Rotational speed sensor for output shaft, signal interference

ALLISON Allison automatic gearbox · Scania

Code 1825 (decimal). Some diagnostic tools show it in hexadecimal as 0721.

In short

The control unit has detected a disturbance in the signal from the rotational speed sensor which is located on the output shaft.

Applies to: A4

What does Scania ALLISON fault code 1825 mean?

What causes Scania DTC 1825?

How does the system react?

How to fix Scania ALLISON fault code 1825?

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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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