Scania EMO DTC 4803 Particulate filter

EMO EMO control unit · Scania

Code 4803 (decimal). Some diagnostic tools show it in hexadecimal as 12C3.

In short

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

Applies to: EMO2 (EMS)

What does Scania EMO fault code 4803 mean?

What causes Scania DTC 4803?

How does the system react?

How to fix Scania EMO fault code 4803?

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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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