Scania TMS DTC 16978 Solenoid valve in solenoid valve block V111

TMS Transmission Management System · Scania

Code 16978 (decimal). Some diagnostic tools show it in hexadecimal as 4252.

In short

Electrical fault in the gear shift servo solenoid valve.

Applies to: TMS2 (TMS)

What does Scania TMS fault code 16978 mean?

What causes Scania DTC 16978?

What are the symptoms?

How to fix Scania TMS fault code 16978?

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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.