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: Description and Operation

    Description System Overview The System offers the following features: - Changing the state of engine ignition and power by using the start button. - Controlling external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition switch.

    Hyundai Genesis (DH) 2013-2016 Service Manual: Compressor Repair procedures

    Removal 1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off. 2. Disconnect the negative (-) battery terminal. 3. Remove the engine room cover.

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