Scania SC DTC 20484 Tachograph

SC SC control unit · Scania · 3 variants

Code 20484 (decimal). Some diagnostic tools show it in hexadecimal as 5004.

In short

The tachograph has detected an internal fault when a digital tachograph card is inserted.

Variant 1

Applies to: SC2 (TCO)

What does Scania SC fault code 20484 mean?

What causes Scania DTC 20484?

How to fix Scania SC fault code 20484?

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Variant 2: Digital tachograph card or time deviation

Applies to: SC4 (TCO)

Variant 3: Digital tachograph card or time deviation

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.