Applies to: LAS2
What does Scania LAS fault code 546 mean?
Implausible values measured by the motion sensor.
What causes Scania DTC 546?
- Open circuit in cable harness or fault in component. (T78) - MMS is missing internal communication with sensor.
How does the system react?
The cab motion sensor is not used.
How to fix Scania LAS fault code 546?
- Check the connected sensors to MMS.
- Renew MMS.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.
Code 546 in other Scania systems
- 546hex 0222 Proportional valve
- 546hex 0222 Proportional valve
- 546hex 0222 Micro switch upper storage compartment passenger side (truck)/micro switch A8 (bus), short circuit
- 546hex 0222 Temperature sensor
- 546hex 0222 Configuration fault, Expansion unit E
- 546hex 0222 Unknown control unit
- 546hex 0222 Downhill speed control
- 546hex 000222 Post injection ontime too long, cylinder 2.
- 546hex 0222 Piston position sensor
- 546hex 0222 Piston position sensor
- 546hex 0222 #Not implemented. Electrical error on CAN bus 5
- 546hex 0222 Output signal