OBD-II code · Chassis
C0517 Right Rear Wheel Speed Sensor A Correlation
Right-rear WSS A correlation fault. Wheel-speed signals feed ABS, ESC, traction control, transmission and odometer — a single dropped signal disables all of these safety functions until repaired.
Is it safe to drive with C0517?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor or tone ring drifted
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
- 0.5–3 h
- Emissions test
- Usually unaffected
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Wss Rr
Related codes
- C066BRight Rear Wheel Speed Sensor B Correlation
- C0514Right Rear Wheel Speed Sensor A Circuit Low
- C0515Right Rear Wheel Speed Sensor A Circuit High
- C0516Right Rear Wheel Speed Sensor A Intermittent/Erratic
- C0518Left Front Wheel Speed Sensor - Mechanical
- C0519Right Front Wheel Speed Sensor - Mechanical
- C051ALeft Rear Wheel Speed Sensor - Mechanical
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.