Variant 1
Applies to: TMS5 (TMS)TMS6 (TMS)
What does Scania TMS fault code 674 mean?
The electronic control unit indicates a fault in the CAN signal from the wheel speed sensor.
What causes Scania DTC 674?
The coordinator indicates that the wheel speed sensor is giving incorrect values.
What are the symptoms?
AICC performance may be impaired.
How to fix Scania TMS fault code 674?
- Check the coordinator's fault codes.
- Rectify the fault codes.
Variant 2
Applies to: TMS3 (TMS)
Detection
The electronic control unit indicates a fault in the CAN signal from the wheel speed sensor.
Possible cause
The coordinator indicates that the wheel speed sensor is giving incorrect values.
Symptoms
AICC performance may be impaired.
How to fix
- Check the coordinator's fault codes.
- Rectify the fault codes.
Variant 3
Applies to: TMS4 (TMS)
Detection
The electronic control unit indicates a fault in the CAN signal from the wheel speed sensor.
Possible cause
The coordinator indicates that the wheel speed sensor is giving incorrect values.
System reaction
Cruise control is switched off.
How to fix
- Check the coordinator's fault codes.
- Rectify the fault codes.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.