Scania BCI DTC 679 Short circuit, analogue input signal, expansion unit I (pin B8)

BCI BCI control unit · Scania · 2 variants

Code 679 (decimal). Some diagnostic tools show it in hexadecimal as 02A7.

In short

Short circuit to earth.

Variant 1

Applies to: BCI2 (BWE)BCI3 (BWE)

What does Scania BCI fault code 679 mean?

What causes Scania DTC 679?

How does the system react?

How to fix Scania BCI fault code 679?

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Variant 2: Short circuit, analogue input signal, expansion unit I (pin 20)

Applies to: BCI1 (BWE)

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

Code 679 in other Scania systems

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