Scania EMU DTC 4167 Refrigerant compressor E157, supply voltage, short circuit to battery

EMU EMU control unit · Scania

Code 4167 (decimal). Some diagnostic tools show it in hexadecimal as 001047.

In short

The control unit indicates too high a voltage.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 4167 mean?

The control unit indicates too high a voltage.

What causes Scania DTC 4167?

- Fault in cable harness, connector or refrigerant compressor E157. - Fault in control unit E159.

How does the system react?

A yellow warning indication is displayed.

What are the symptoms?

- Refrigerant compressor E157 will be under constant cooling. - High energy consumption.

How to fix Scania EMU fault code 4167?

  1. Check the cable harnesses and connectors between control unit E159 and refrigerant compressor E157.
  2. Renew refrigerant compressor E157.
  3. Replace control unit E159.

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

Code 4167 in other Scania systems