Scania EMS DTC 4226 Charge air pressure sensor T122

EMS Engine Management System · Scania

Code 4226 (decimal). Some diagnostic tools show it in hexadecimal as 1082.

In short

Implausible signal from charge air pressure sensor compared to atmospheric pressure sensor in coordinator E30 or combined sensor T4000.

Applies to: EMS S8

What does Scania EMS fault code 4226 mean?

What causes Scania DTC 4226?

How does the system react?

How to fix Scania EMS fault code 4226?

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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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