OBD-II code · Chassis
C0516 Right Rear Wheel Speed Sensor A Intermittent/Erratic
Intermittent signal from right-rear WSS A. 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 C0516?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyConnector loose or chafed wiring
- Less likelyConnector with intermittent contact under vibration
- Less likelyHarness routed against vibrating component
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
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Wss Rr, Sensor Wiring
Related codes
- C066ARight Rear Wheel Speed Sensor B Intermittent/Erratic
- C0513Right Rear Wheel Speed Sensor A Range/Performance
- C0514Right Rear Wheel Speed Sensor A Circuit Low
- C0515Right Rear Wheel Speed Sensor A Circuit High
- C0517Right Rear Wheel Speed Sensor A Correlation
- C0518Left Front Wheel Speed Sensor - Mechanical
- C0519Right Front Wheel Speed Sensor - Mechanical
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.