Scania EMS DTC 4801 Particulate filter

EMS Engine Management System · Scania · 2 variants

Code 4801 (decimal). Some diagnostic tools show it in hexadecimal as 12C1.

In short

Control unit E67 for EEC3 has detected a fault in the monitoring of the particulate filter.

Variant 1

Applies to: EMS S8EMS S8 (S8PDE)

What does Scania EMS fault code 4801 mean?

What causes Scania DTC 4801?

How does the system react?

How to fix Scania EMS fault code 4801?

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Variant 2: Fuel supply to cylinders

Applies to: EMS S6

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

Code 4801 in other Scania systems

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