Left Front Wheel Speed Sensor No Signal
No pulses are received from the left front wheel speed sensor while other wheels report motion. The fault disables ABS and stability control.
Affected components
- Wheel speed sensor fl
- Sensor wiring
- Tone ring
Common causes
- High likelihood: Sensor internally failed
- Medium likelihood: Wiring open at suspension flex
Possible symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.