Hyundai Ioniq (AE): Heated Steering wheel / Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Steering System / Steering wheel / Heated Steering wheel / Repair procedures

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box.
(Refer to Body - "Glove Box Upper Cover Assembly")
3.
Remove the smart key unit.
(Refer to Body - "Smart Key Unit")
4.
Disconnect the body control module connectors (A).

5.
Remove the body control module (A) after loosening the mounting nuts.

6.
Install in the reverse order of removal.
Heated steering wheel switch
1.
Disconnect the negative (-) battery terminal.
2.
Remove the floor console upper complete assembly.
(Refer to Body - "Floor Console Assembly")
3.
Disconnect the connector (A).

4.
Install in the reverse order of removal.
Inpection
1.
Measure a resistance of NTC and Heated pad.
–
NTC resistance (Gray, Black) - 10.0 kΩ ± 10% (25°C)
–
Heated pad resistance (Yellow, Black) - 1.8 ± 0.2Ω
2.
Measure a temperature.
–
The temperature of wheel surface grip must rise from -20°C to 20°C within 6 minute
–
The temperature of wheel surface grip must keep 38°C ± 4°C after 25 minute
–
At that time switch on, all measure point (1-8)

    System Circuit DiagramBody control ModuleHeated steering switchHeated steering padTermainal functionBody control module Pin Function D3Ignition 2_Heated handle powerD4Ignition 2_Heated handle power_2D5Heated handleC22NTC (-)C9NTC (+)C4Heated handle switchHeated steering wheel pad Housing Pin Function Wire color PadAGroundBLACKBHEATERYELLOWCNTC+GRAYDNTC-BLACKHeated steering wheel switch Pin Function 7Wheel heated12Wheel heated IND.

    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: Cruise Control Switch. Repair procedures

    Removal1.Disconnect the negative (-) battery terminal.2.Remove the steering wheel assembly.(Refer to Steering System - "Steering Wheel")3.Remove the steering back cover (A).4.Remove the steering remote control connector (A).5.Remove the steering remote control after loosening the screws.

    Categories

     
    Copyright © 2026 www.hioniqae.com - 0.0164