Applies to: CMS1 (CMS)
What does Scania CMS fault code 775 mean?
The signal from the fuel pick-up unit is implausibly low. Short circuit to ground in the fuel pick-up unit.
What causes Scania DTC 775?
The fault may be due to: - Fault in the cable harness or harness-to-component connectors. - Fault in the fuel pick-up unit.
What are the symptoms?
The fuel level displayed is not reliable.
How to fix Scania CMS fault code 775?
- Check the cable harness and connections to the fuel pick-up unit.
- Check the fuel pick-up unit and its mechanical function.
- Check the fuel pick-up unit by measuring the voltage between signal and ground.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.
Code 775 in other Scania systems
- 775hex 0307 Coolant pump (M83), CAN communication fault
- 775hex 0307 Communication with the tachograph (TCO)
- 775hex 0307 Advanced emergency braking switch
- 775hex 0307 Door position sensor, front door leaf
- 775hex 000307 Retarder, no CAN communication
- 775hex 000307 Steering wheel switch for cruise control, CAN messages missing
- 775hex 0307 Communication with the retarder
- 775hex 0307 Sensor for rear right-hand luggage hatch, open circuit