Scania BCI DTC 706 Short circuit to earth, output for accessory mode (pin B1)

BCI BCI control unit · Scania · 2 variants

Code 706 (decimal). Some diagnostic tools show it in hexadecimal as 02C2.

In short

Excessively high voltage on inactive output for accessory mode.

Variant 1

Applies to: BCI2 (BWE)

What does Scania BCI fault code 706 mean?

What causes Scania DTC 706?

How does the system react?

What are the symptoms?

How to fix Scania BCI fault code 706?

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Variant 2

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.

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