Applies to: EMU1 (ECS)
What does Scania EMU fault code 4117 mean?
The control unit states an implausibly high voltage, which indicates an open circuit.
What causes Scania DTC 4117?
- Fault in cable harness or connector. - Fault in pressure sensor. - Fault in control unit E159.
How does the system react?
A yellow warning indication is displayed. Heating and cooling of the propulsion batteries is limited.
What are the symptoms?
Impaired cab comfort as the heat pump functionality is limited. Impaired vehicle performance due to reduced heating or cooling of the propulsion batteries. Increased energy consumption.
How to fix Scania EMU fault code 4117?
- Check the pressure sensors, connectors and cable harness.
- Replace pressure sensor, contactor or cable harness to the sensor.
- 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.