Scania RET DTC 29185 Long disengagement time for freewheeling retarder

RET Retarder · Scania

Code 29185 (decimal). Some diagnostic tools show it in hexadecimal as 7201.

In short

It takes a long time for the freewheeling retarder to disengage.

Applies to: OPC5 (RET2)

What does Scania RET fault code 29185 mean?

What causes Scania DTC 29185?

How does the system react?

How to fix Scania RET fault code 29185?

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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 29185 in other Scania systems