Hyundai Genesis (DH): ESC(Electronic Stability Control) System / Rear Wheel Speed Sensor Repair procedures

Hyundai Genesis (DH) 2013-2016 Service Manual / Brake System / ESC(Electronic Stability Control) System / Rear Wheel Speed Sensor Repair procedures

Removal
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the rear wheel and tire (A) from the rear hub.
Tightening torque :
88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft)
3.
Remove the wheel speed sensor bracket bolt & wheel speed sensor (A).
Tightening torque:
6.9 ~ 10.8N.m (0.7 ~ 1.1kgf.m, 5.1 ~ 8.0lb-ft)

4.
Install in the reverse order of removal.
Inspection
1.
Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
   
To protect the wheel speed sensor when measuring the output voltage, a 100 ? resister must be used as shown below.

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 ~ 2,500Hz

    Components 1. Rear wheel speed sensor cable2. Rear wheel speed sensor

    Description 1. The ESC OFF switch is for the user to turn off the ESC system. 2. The ESP OFF lamp is on when ESP OFF switch is engaged.

    Other information:

    Hyundai Genesis (DH) 2013-2016 Service Manual: Specifications

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    Hyundai Genesis (DH) 2013-2016 Service Manual: Ambient Temperature Sensor Description and Operation

    Description The ambient temperature sensor is located inside the side mirror and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature. The sensor output will be used for discharge temperature control, temperature regulation door control,

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