Scania EMS DTC 4138 EMS control unit, incorrect configuration

EMS Engine Management System · Scania

Code 4138 (decimal). Some diagnostic tools show it in hexadecimal as 00102A.

In short

The configuration differs between the EMS control unit and the EEC control unit.

Applies to: EMS10

What does Scania EMS fault code 4138 mean?

The configuration differs between the EMS control unit and the EEC control unit.

What causes Scania DTC 4138?

- Incorrect configuration in the EMS control unit or EEC control unit - Incorrect software in one of the control units.

How to fix Scania EMS fault code 4138?

  1. Check that the EMS control unit and the EEC control unit have the correct part number.
  2. Carry out spare part programming and available software updates for the control units.

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

Code 4138 in other Scania systems

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