Scania TMS DTC 2817 Retarder oil, oil pressure too high

TMS Transmission Management System · Scania · 2 variants

Code 2817 (decimal). Some diagnostic tools show it in hexadecimal as 0B01.

In short

The oil pressure of the retarder oil is too high, more than 1.35 bar, even though no brake torque has been requested.

Variant 1

Applies to: TMS3 (TMS)

What does Scania TMS fault code 2817 mean?

What causes Scania DTC 2817?

How does the system react?

How to fix Scania TMS fault code 2817?

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Variant 2: Not valid for TMS4 - Retarder oil pressure - Pressure too high

Applies to: TMS4 (TMS)

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