Scania CMS DTC 665 Differential lock switch, double-drive bogie

CMS CMS control unit · Scania

Code 665 (decimal). Some diagnostic tools show it in hexadecimal as 0299.

In short

The differential lock switch for the double-drive bogie (B13), connected to pins B10 and B12 on the control unit, is short circuited to voltage.

Applies to: CMS1 (CMS)

What does Scania CMS fault code 665 mean?

What causes Scania DTC 665?

What are the symptoms?

How to fix Scania CMS fault code 665?

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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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