Scania ZF DTC 6523 Retarder oil temperature

ZF ZF gearbox · Scania

Code 6523 (decimal). Some diagnostic tools show it in hexadecimal as 197B.

In short

Incorrect signal from the retarder oil temperature sensor.

Applies to: ZF1

What does Scania ZF fault code 6523 mean?

What causes Scania DTC 6523?

How does the system react?

How to fix Scania ZF fault code 6523?

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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.

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