OBD-II code · Chassis
C0043 Right Front Wheel Speed Sensor Circuit High
Voltage in the right front wheel speed sensor circuit is above threshold, typically a short to battery.
Is it safe to drive with C0043?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyWiring shorted to B+
- PossibleConnector water ingress
- Less likelyConnector pins corroded - high contact resistance
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Usually unaffected
- Parts involved
- Wheel Speed Sensor Fr, Sensor Wiring
Related codes
- C0040Right Front Wheel Speed Sensor Circuit Malfunction
- C0041Right Front Wheel Speed Sensor Circuit Range/Performance
- C0042Right Front Wheel Speed Sensor Circuit Low
- C0044Right Front Wheel Speed Sensor Signal Erratic
- C0045Left Rear Wheel Speed Sensor Circuit Malfunction
- C0046Right Front Wheel Speed Sensor Circuit Intermittent
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.