Scania TMS DTC 2593 First and third gear coupling sleeve

TMS Transmission Management System · Scania · 2 variants

Code 2593 (decimal). Some diagnostic tools show it in hexadecimal as 0A21.

In short

The first and third gear coupling sleeve do not move from the third gear position to their neutral position even though the first gear solenoid valve is activated.

Variant 1

Applies to: TMS3 (TMS)

What does Scania TMS fault code 2593 mean?

What causes Scania DTC 2593?

How does the system react?

What are the symptoms?

How to fix Scania TMS fault code 2593?

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Variant 2: First and second gear coupling sleeve, unsuccessful gear change

Applies to: TMS5 (TMS)

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

Code 2593 in other Scania systems

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