Scania TMS DTC 2789 Coupling sleeve (G3), not reaching the engaged position

TMS Transmission Management System · Scania

Code 2789 (decimal). Some diagnostic tools show it in hexadecimal as 0AE5.

In short

Coupling sleeve (G3) moves from the disengaged position but does not reach the engaged position, even though the solenoid valve is activated.

Applies to: TMS4 (TMS)

What does Scania TMS fault code 2789 mean?

What causes Scania DTC 2789?

How does the system react?

How to fix Scania TMS fault code 2789?

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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 2789 in other Scania systems