Scania EMU DTC 37138 U/I Ignition and ePTO enable supply, data erratic, intermittent or incorrect in ECU

EMU EMU control unit · Scania

Code 37138 (decimal). Some diagnostic tools show it in hexadecimal as 009112.

In short

ECU internal circuit detects a fault in the driver HW in the ECU

Applies to: EMU1 (ECS)

What does Scania EMU fault code 37138 mean?

What causes Scania DTC 37138?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 37138?

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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.