C1235: Manufacturer-Specific Chassis/ABS Wheel-Speed Sensor Circuit Code
3 vehicles · 3 makes · $20-$700 repair
Most Reported On
C1235 is an OBD-II diagnostic trouble code meaning “Manufacturer-Specific Chassis/ABS Wheel-Speed Sensor Circuit Code.” C1235 is a manufacturer-specific chassis/ABS code most commonly associated with a wheel-speed sensor circuit (for example, a rear wheel speed circuit reported as open or shorted on some makes). It indicates the ABS/stability control module detected an electrical fault or implausible signal in a wheel-speed input it monitors. When set, ABS and traction/stability control are usually disabled and the related warning lights illuminate, though normal braking remains. Confirm which wheel and circuit are involved for your specific make and model using a capable scan tool or factory service data. This code is most commonly reported on 2021-2024 Kia K5, 2009-2019 Ford Flex, and 2007-2018 Toyota Yaris, with repair costs ranging from $20 to $700.
Common Causes
Typical Repair Cost
Based on 3 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
C1235 does not use the standard P/B/C/U prefix. It may be a manufacturer-specific code, so verify that a scanner supports your exact year, model and module before buying.
Vehicles Affected (3)
FAQ
What does C1235 mean?
C1235 stands for "Manufacturer-Specific Chassis/ABS Wheel-Speed Sensor Circuit Code." C1235 is a manufacturer-specific chassis/ABS code most commonly associated with a wheel-speed sensor circuit (for example, a rear wheel speed circuit reported as open or shorted on some makes). It indicates the ABS/stability control module detected an electrical fault or implausible signal in a wheel-speed input it monitors. When set, ABS and traction/stability control are usually disabled and the related warning lights illuminate, though normal braking remains. Confirm which wheel and circuit are involved for your specific make and model using a capable scan tool or factory service data.
What are the most common causes of C1235?
The most common causes of C1235 are: Faulty wheel speed sensor, Damaged tone/reluctor ring (chipped or rusty teeth), Open or shorted sensor wiring, Connector corrosion or damage, Excessive sensor air gap or debris buildup, ABS/stability control module fault. The specific cause varies by vehicle.
How much does it cost to fix C1235?
Repair costs for C1235 range from $20 to $700, depending on the vehicle and root cause.
Which vehicles are affected by C1235?
Au7o has documented C1235 across 3 vehicle models from 3 manufacturers: Ford, Kia, Toyota.
Sources (6)
- ForumRear hub/wheel bearing 14 awd - Ford Flex Forum
- ForumHow to Replace Rear Wheel Hub Bearing on AWD Ford Flex - Ford Flex Forum
- Forumhumming sound at 40mph or faster - Ford Flex Forum
- ForumABS BRAKE light FIX sedan - Toyota Yaris Forums (yarisworld.com)
- ForumABS and '!' lights are ON again! - Toyota Yaris Forums (yarisworld.com)
- Forum2007 Yaris E-Brake Light + ABS Light - ToyotaNation
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.