Hyundai Elantra MD/UD: Removal - Front Wheel Speed 
Sensor. Repair procedures - ESC(Electronic Stability Control) System - Brake System - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra MD/UD: Removal

1.
Remove the front wheel and tire.

Tightening torque:
88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft)

2.
Remove the front wheel speed sensor mounting bolt (A).

Tightening torque:
6.9 ~ 10.8 N.m (0.7 ~ 1.1 kgf.m, 5.1 ~ 8.0 lb-ft)

3.
Remove the front wheel guard .
4.
Remove the front wheel speed sensor cable mounting bolt.
5.
Disconnect the front wheel speed sensor connector (A), and then remove the front wheel speed sensor.

6.
Installation is the reverse of removal.

Inspection
1. Measure the output voltage between the terminal of the wheel speed sensor and the body ground. ...