Scania EMS DTC 902 Temperature sensor 217, high temperature

EMS Engine Management System · Scania

Code 902 (decimal). Some diagnostic tools show it in hexadecimal as 000386.

In short

The control unit interprets that the exhaust gas temperature sensor value is above the permissible temperature.

Applies to: EMS10

What does Scania EMS fault code 902 mean?

The control unit interprets that the exhaust gas temperature sensor value is above the permissible temperature.

What causes Scania DTC 902?

- Fault in the temperature sensor. - Fault in ignition module E104. - Abnormally high misfiring. - The EGR valve is stuck in closed position.

How to fix Scania EMS fault code 902?

  1. Check the exhaust gas temperature sensor cable harness and harness-to-component connector T217.
  2. Check the exhaust gas temperature sensor T217.
  3. Renew the exhaust gas temperature sensor T217.
  4. Check the EGR valve in valve block V107.
  5. Check ignition module E104.

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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