C1102ABS/ESC supply voltage too low
- Hyundai/Kia code · ABS / stability control
- Lights a warning lamp
- How the car detects it
- The ABS/ESC unit measured too low a supply voltage. A weak battery, a poor ground or a charging fault are the usual reasons. The ABS/ESC unit has switched off ABS, traction and stability control for safety; normal braking still works.
- What you may notice
- ABS/ESC warning light
- Often set together with other low-voltage codes
- Likely causes
- PossibleWeak or discharged battery
- PossibleCharging-system fault
- RareCorroded ground or supply connection
- 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.