C120BWheel-speed sensor rear right: invalid or no signal
- Hyundai/Kia code · ABS / stability control
- Lights a warning lamp
- How the car detects it
- The rear right wheel-speed sensor sends no usable signal while the car moves. The ABS/ESC unit has switched off ABS, traction and stability control for safety; normal braking still works.
- What you may notice
- ABS, traction and ESC warning lights
- ABS does not work
- Likely causes
- LikelyFailed sensor
- PossibleMissing, cracked or rusted tone ring
- PossibleWheel bearing play
- Sources
Backed by at least two independent sources.
From Obdaryn's Hyundai/Kia pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.