Scania EMS DTC 4224 Safety valve

EMS Engine Management System · Scania · 2 variants

Code 4224 (decimal). Some diagnostic tools show it in hexadecimal as 1080.

In short

A decreasing fuel pressure was detected during the fuel pressure sensor diagnostic test.

Variant 1: The safety valve opened prematurely

Applies to: EMS10

What does Scania EMS fault code 4224 mean?

What causes Scania DTC 4224?

What are the symptoms?

How to fix Scania EMS fault code 4224?

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Variant 2

Applies to: EMS S8

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

Code 4224 in other Scania systems

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