Hyundai Ioniq (AE): ESP(Electronic Stability Program) System / Rear Wheel Speed Sensor. Repair procedures
| Removal |
| 1. | Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. |
| 2. | Remove the front wheel and tire (A) from the rear hub.
|
| 3. | Disconnect the rear wheel speed sensor connector (A).
|
| 4. | Loosen the mounting bolts (A) and then remove the hub bearing.
|
| 5. | Installation in the reverse of removal. |
| Inspection |
| 1. | Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
|
| 2. | Compare the change of the output voltage of the wheel speed sensor to the normal change of the output voltage as shown below.
|
Components1. Rear wheel speed sensor cable2. Rear wheel speed sensor connector
Description1.The ESP OFF switch is for the user to turn off the ESP system.2.The ESP OFF lamp is on when ESP OFF switch is engaged.
Other information:
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Photo Sensor. Repair procedures
Inspection1.Turn the ignition switch ON.2.Connect the GDS.3.Emit intensive light toward the photo sensor using a lamp, and check the output voltage change.4.The voltage will rise with higher intensive light and reduce with lower intensive light.1. Auto light signal2.
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Heater Core. Repair procedures
Replacement1.Disconnect the negative (-) battery terminal. 2.Remove the heater and blower assembly.(Refer to Heater - "Heater Unit") 3.Loosen the mounting screws and remove the driver's temperature control actuator (A).4.Remove the heater core cover (A) after loosening the mounting screws.
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