Scania OCS DTC 53025 Charge air pressure T166 sensor upstream of the throttle

OCS OCS control unit · Scania

Code 53025 (decimal). Some diagnostic tools show it in hexadecimal as 00CF21.

In short

Voltage in the charge air pressure sensor circuit is too high.

Applies to: OCS1

What does Scania OCS fault code 53025 mean?

What causes Scania DTC 53025?

How does the system react?

What are the symptoms?

How to fix Scania OCS fault code 53025?

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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 53025 in other Scania systems