Scania BCI DTC 681 CAN communication, External CAN

BCI BCI control unit · Scania

Code 681 (decimal). Some diagnostic tools show it in hexadecimal as 02A9.

In short

The control unit has no CAN message from the external CAN.

Applies to: BCI1 (BWE)

What does Scania BCI fault code 681 mean?

What causes Scania DTC 681?

How does the system react?

How to fix Scania BCI fault code 681?

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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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