Vehicle speed plausibility fault
â–¶ How to fix
While driving, compare the speed signals from TCO and BMS to find the incorrect sensor value. Fix the sensor and drive again to verify that the fault has been fixed.
What you'll see
No driver-visible symptom recorded.
System reaction
Amber ACS warning lamp Speed Limitation
Diagnostic depth
Detection
Contradicting vehicle speed reported by two signal sources.
Possible cause
Faulty or tampered TCO speed sensor and/or BMS wheel speed sensors.