LR Wheel Speed Sensor Circuit Intermittent
2017-2020 Tesla Model 3 Standard Range Plus Single Motor RWD
Description
The left rear wheel speed sensor signal is intermittent.
Symptoms
- Intermittent ABS warning
- Rear ABS function inconsistent
- Stability control intermittent fault
Common Causes
- Wiring damaged along rear axle
- Connector exposed to road spray
- Sensor loose in mounting boss
- Broken wire inside insulation
Diagnostic Steps
- Monitor rear sensor signals during road test
- Inspect wiring along rear axle or trailing arm
- Check connector seals and pins
- Verify sensor retention
- Perform wiggle test
Repair Notes
Repair damaged wiring. Replace connector seals. Re-secure sensor.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
- C0040Right Front Wheel Speed Sensor Circuit
C0027 on Other Vehicles
Tesla Cybertruck
2024-2024 Cyberbeast Tri Motor AWD
Tesla Cybertruck
2024-2024 Dual Motor AWD
Tesla Cybertruck
2024-2024 Single Motor RWD
Tesla Model 3
2017-2020 Long Range Dual Motor AWD
Tesla Model 3
2017-2020 Performance Dual Motor AWD
Tesla Model 3
2021-2024 Long Range Dual Motor AWD
Tesla Model 3
2021-2024 Performance Dual Motor AWD
Tesla Model 3
2021-2024 Standard Range Single Motor RWD
Common Questions
What does code C0027 mean on a 2017-2020 Tesla Model 3?
C0027 stands for "LR Wheel Speed Sensor Circuit Intermittent". The left rear wheel speed sensor signal is intermittent.
What are the symptoms of C0027 on a Tesla Model 3?
Common symptoms of C0027 include: Intermittent ABS warning, Rear ABS function inconsistent, Stability control intermittent fault.
What causes C0027 on a 2017-2020 Tesla Model 3?
Common causes of C0027 include: Wiring damaged along rear axle, Connector exposed to road spray, Sensor loose in mounting boss, Broken wire inside insulation.