Scania SC DTC 4 Voltage supply

SC SC control unit · Scania · 6 variants

Code 4 (decimal). Some diagnostic tools show it in hexadecimal as 0004.

In short

The voltage supply to the tachograph has been missing.

Variant 1

Applies to: SC1 (TCO)

What does Scania SC fault code 4 mean?

What causes Scania DTC 4?

How to fix Scania SC fault code 4?

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Variant 2: Voltage supply to the tachograph

Applies to: SC2 (TCO)

Variant 3

Applies to: SC3 (TCO)

Variant 4: Voltage supply to the tachograph

Applies to: SC4 (TCO)

Variant 5: Voltage feed

Applies to: SC5 (TCO)

Variant 6: Voltage supply to the 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 4 in other Scania systems

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