BCI 623 Scania Automatic fire alarm, passenger area

BCI BCI control unit · Scania · 3 variants

Code 623 (decimal). Some diagnostic tools show it in hexadecimal as 026F.

In short

The automatic fire alarm in the passenger area has been activated via a discrete ECU signal.

Variant 1

Applies to: BCI1 (BWE)BCI2 (BWE)

What does Scania BCI fault code 623 mean?

What causes Scania DTC 623?

How does the system react?

How to fix Scania BCI fault code 623?

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Variant 2

Applies to: BCI2 (BWE)

Variant 3: Automatic fire alarm system, passenger area

Applies to: BCI3 (BWE)

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

Code 623 in other Scania systems

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