Hyundai Venue (QX): Steering wheel / Heated Steering wheel. Repair procedures

Hyundai Venue (QX) (2020-2026) Service Manual / Steering System / Steering wheel / Heated Steering wheel. Repair procedures

Removal
[Heated steering wheel switch]
1.
Disconnect the negative (-) battery terminal.
2.
Remove the floor console upper cover.
(Refer to Body - "Floor Console Assembly")
3.
Remove the heated steering wheel switch (A) from floor console upper cover.

Hyundai Venue. Heated Steering wheel. Repair procedures
[Heated Control Unit (Integrated Body Control Unit (IBU)]
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box.
(Refer to Body - "Glove Box Housing")
3.
Disconnect the IBU connectors.
4.
Remove the integrated body control unit (A) after loosening the nuts.

Hyundai Venue. Heated Steering wheel. Repair procedures
5.
Remove the integrated body control unit the connectors (A).

Hyundai Venue. Heated Steering wheel. Repair procedures
Inspection
1.
Measure a resistance of NTC and Heated pad.
–
NTC resistance -10.0 kΩ ± 3% (25°C)
8.875 ~ 11.27 kΩ (23°C ~ 27°C)
–
Heated pad resistance - 1.90 Ω ~ ± 0.2 Ω (22°C)
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 .
–
1 to 8 All measuring points.

Hyundai Venue. Heated Steering wheel. Repair procedures
3.
Check for continuity between the terminals in each heated steering switch.

Hyundai Venue. Heated Steering wheel. Repair procedures
Installation
1.
To install, reverse the removal procedure.

    Schematic Digram

    Other information:

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    Hyundai Venue (QX) (2020-2026) Service Manual: PTC Heater. Description and operation

    Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.

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