Scania EMS DTC 4578 Cylinder 3

EMS Engine Management System · Scania · 3 variants

Code 4578 (decimal). Some diagnostic tools show it in hexadecimal as 11E2.

In short

Multiplicative fuel adaptation has reached its lower limit.

Variant 1: Multiplicative fuel adaptation, outside the permissible measuring range

Applies to: EMS10

What does Scania EMS fault code 4578 mean?

What causes Scania DTC 4578?

What are the symptoms?

How to fix Scania EMS fault code 4578?

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Variant 2

Applies to: EMS S8

Variant 3

Applies to: EMS S8 (S8PDE)

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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