AWD 17020 Scania Differential lock, transfer gearbox/front wheel drive

AWD All-Wheel Drive · Scania

Code 17020 (decimal). Some diagnostic tools show it in hexadecimal as 427C.

In short

Open circuit or short circuit to 30-supply in solenoid valve.

Applies to: AWD1

What does Scania AWD fault code 17020 mean?

What causes Scania DTC 17020?

How does the system react?

How to fix Scania AWD fault code 17020?

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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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