Scania AWD DTC 1 AWD control unit, built-in flash memory failure

AWD All-Wheel Drive · Scania · 2 variants

Code 1 (decimal). Some diagnostic tools show it in hexadecimal as 0001.

In short

Verification of the contents of the flash memory did not give the result the control unit had expected during the boot-up check.

Variant 1

Applies to: AWD2 (AWD)

What does Scania AWD fault code 1 mean?

What causes Scania DTC 1?

How does the system react?

What are the symptoms?

How to fix Scania AWD fault code 1?

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Variant 2: Control unit

Applies to: AWD1

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

Code 1 in other Scania systems

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