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Hyundai Equus: Rear Wheel Speed Sensor Repair procedures - ESP(Electronic Stability Program) System - Brake System - Hyundai Equus VI 2009-2026 Service ManualHyundai Equus: Rear Wheel Speed Sensor Repair procedures

Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Brake System / ESP(Electronic Stability Program) System / Rear Wheel Speed Sensor Repair procedures

Removal
1.
Remove the rear wheel speed sensor mounting bolt.
Tightening torque:
6.9 ~ 10.8 Nm (0.7 ~ 1.1 kgf.m, 5.1~ 8.0 lb-ft)

2.
Remove the rear wheel guard.
3.
Disconnect the rear wheel speed sensor connector (A), then remove the rear wheel speed sensor.

4.
Installation is the reverse of removal.
Inspection
1.
Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
   
In order to protect the wheel speed sensor, when measuring output voltage, a 100 x resister must be used as shown.

2.
Compare the change of the output voltage of the wheel speed sensor to the normal change of the output voltage as shown below.

V_low : 0.59V ~ 0.84V
V_high : 1.18V ~ 1.68V
Frequency range : 1 ~ 2,000Hz
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