SC 3840 Scania Tachograph button panel

SC SC control unit · Scania · 3 variants

Code 3840 (decimal). Some diagnostic tools show it in hexadecimal as 0F00.

In short

The tachograph button panel has given a constant signal.

Variant 1

Applies to: SC2 (TCO)

What does Scania SC fault code 3840 mean?

What causes Scania DTC 3840?

How to fix Scania SC fault code 3840?

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Variant 2

Applies to: SC4 (TCO)

Variant 3: Tachograph

Applies to: SC6 (TCO)

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

Code 3840 in other Scania systems