Scania EMS DTC 1159 EGR valve position sensor T124

EMS Engine Management System · Scania

Code 1159 (decimal). Some diagnostic tools show it in hexadecimal as 0487.

In short

The measured value from the EGR valve position sensor differs from the calculated value.

Applies to: EMS S7

What does Scania EMS fault code 1159 mean?

What causes Scania DTC 1159?

How does the system react?

How to fix Scania EMS fault code 1159?

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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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