Scania EMS DTC 18 The temperature in the exhaust gas aftertreatment system is too high

EMS Engine Management System · Scania

Code 18 (decimal). Some diagnostic tools show it in hexadecimal as 000012.

In short

The temperature in the exhaust gas aftertreatment system is too high.

Applies to: EMS10

What does Scania EMS fault code 18 mean?

What causes Scania DTC 18?

How to fix Scania EMS fault code 18?

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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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