Scania ALLISON DTC 12649216 Lost communication with drive mode selector 1

ALLISON Allison automatic gearbox · Scania

Code 12649216 (decimal). Some diagnostic tools show it in hexadecimal as C10300.

In short

The control unit has not received a message from the primary drive mode selector for a specific period of time.

Applies to: A5A6

What does Scania ALLISON fault code 12649216 mean?

What causes Scania DTC 12649216?

How to fix Scania ALLISON fault code 12649216?

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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.