Scania ALLISON DTC 1943 Solenoid PCS3 jammed in the ON position

ALLISON Allison automatic gearbox · Scania

Code 1943 (decimal). Some diagnostic tools show it in hexadecimal as 0797.

In short

PCS3 still supplies a clutch despite that the clutch should be shut off.

Applies to: A4

What does Scania ALLISON fault code 1943 mean?

What causes Scania DTC 1943?

How does the system react?

How to fix Scania ALLISON fault code 1943?

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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.