Scania EMD DTC 665 Turbocharger

EMD EMD control unit · Scania · 2 variants

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

In short

Actual charge air pressure is below the requested charge air pressure by more than the permitted tolerance.

Variant 1

Applies to: EMD0

What does Scania EMD fault code 665 mean?

What causes Scania DTC 665?

How does the system react?

What are the symptoms?

How to fix Scania EMD fault code 665?

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Variant 2

Applies to: EMD1

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

Code 665 in other Scania systems

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