Scania WTA DTC 203 No CAN message

WTA WTA control unit · Scania

Code 203 (decimal). Some diagnostic tools show it in hexadecimal as 00CB.

In short

Fault in CAN communication.

Applies to: WTA1

What does Scania WTA fault code 203 mean?

What causes Scania DTC 203?

What are the symptoms?

How to fix Scania WTA fault code 203?

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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.

Code 203 in other Scania systems