Scania BCI DTC 688 Programmable switch

BCI BCI control unit · Scania · 3 variants

Code 688 (decimal). Some diagnostic tools show it in hexadecimal as 02B0.

In short

One or more programmable switches are sending an incorrect signal in relation to the expected signal to the coordinator.

Variant 1

Applies to: BCI2 (BWE)

What does Scania BCI fault code 688 mean?

What causes Scania DTC 688?

How to fix Scania BCI fault code 688?

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Variant 2

Applies to: BCI3 (BWE)

Variant 3

Applies to: BCI2 (BWE)

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

Code 688 in other Scania systems

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