Scania TMS DTC 2822 The retarder is not activated

TMS Transmission Management System · Scania · 2 variants

Code 2822 (decimal). Some diagnostic tools show it in hexadecimal as 0B06.

In short

The freewheeling retarder operating arm is stationary despite an activation request.

Variant 1

Applies to: TMS3 (TMS)

What does Scania TMS fault code 2822 mean?

What causes Scania DTC 2822?

How does the system react?

How to fix Scania TMS fault code 2822?

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Variant 2: Not valid for TMS4 - Disengaged retarder does not move from disengaged to engaged position

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.