Scania ALLISON DTC 9783 Engine torque limitation (SEM) not possible

ALLISON Allison automatic gearbox · Scania

Code 9783 (decimal). Some diagnostic tools show it in hexadecimal as 2637.

In short

The engine does not respond to the request for torque reduction from the control unit.

Applies to: A4

What does Scania ALLISON fault code 9783 mean?

What causes Scania DTC 9783?

How does the system react?

How to fix Scania ALLISON fault code 9783?

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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.

Code 9783 in other Scania systems