Braking System
Repair Procedures of Front Wheel Speed Sensor
In this manual: Braking System
7steps
~42min
2/5difficulty
Done 0 of 7
DEPOSIT
- Remove the front wheel and tire.
Tightening torque: 88.3 ~ 108 N·m
- Remove the front wheel speed sensor mounting bolt (A) and the cable mounting bolt (B).
Tightening torque: 7.8 – 11.8 N·m

- Remove the front wheel arch liner.
- Disconnect the front wheel speed sensor connector, then remove the front wheel speed sensor.
- To install, perform the removal procedure in reverse order.
Inspection
- Measure the output voltage between the wheel speed sensor terminal and ground.

- Compare the change in wheel speed sensor output voltage with the normal output voltage change specified below.

V_low: 0.7 V ~ 1.0 V V_high: 1.4 V ~ 2.0 V Frequency range: 1~2500 Hz
Test yourself
A quick Hyundai i20 quiz: every answer comes with an explanation and a link to the manual page.
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