Hyundai Palisade (LX2): Seat Electrical / Seat Heater (Air Ventilation)

Hyundai Palisade (LX2) 2020-2025 Service Manual / Body Electrical System / Seat Electrical / Seat Heater (Air Ventilation)

Components and components location

Components
Driver/Passenger Seat Heater

Hyundai Palisade. Components and components location

1. Seat cushion heater
2. Seat heater unit (Passenger only)
 3. Seat back heater

Second Line Seat Heater

Hyundai Palisade. Components and components location

1. Seat heater unit (Passenger only)
2. Seat cushion heater
 3. Seat back heater

Schematic diagrams

Circuit Diagram
Driver/Passenger Seat Heater

Hyundai Palisade. Schematic diagrams

Second Line Seat Heater

Hyundai Palisade. Schematic diagrams

[Air Ventilation Seat Control Unit (Driver/Passenger Seat Heater)]

Hyundai Palisade. Schematic diagrams

No
Connector A
Connector B
Connector C
1
 -
 -
 Driver cushion heater
2
 -
 -
 Driver back heater
3
 -
 -
 Assist cushion heater
4
 DETENT
 -
 Assist back heater
5
 Illumination
 -
 Driver blower
6
 Driver vent control PWM
 LIN
 Assist blower
7
 Assist heater power
 -
 Battery (+)
8
 Driver heater power
 -
 Driver heater (-)
9
 -
 -
 Ground
10
 -
 IGN 1
 Assist heater (-)
11
 -
 -
12
 -
 -
13
-
14
 -
15
 -
16
 -
17
 NTC (-)
18
 Assist NTC (+)
19
 Driver NTC (+)
20
 IGN 2

[2nd line Air Ventilation Seat Control Unit

Hyundai Palisade. Schematic diagrams

No
Connector A
Connector B
1
 Heater (-)
 Heater vent unit IGN 2
2
 Cushion heater power
 Heater vent unit IGN 1
3
 Seat back heater power
 -
4
 Cushion blower power
 -
5
 Seat back blower power
 -
6
 Heater vent power
 Cushion blower VSP
7
 Heater (-)
 Seat back blower VSP
8
 Heater vent ground
 -
9
 Heater vent ground
 -
10
 -
 -
11
 -
 -
12
 Heater vent Power
 LIN
13
-
14
 -
15
 -
16
 -
17
 -
18
 -
19
 -
20
 -
21
 -
22
 NTC (+)
23
 -
24
 NTC (-)

Repair procedures

Inspection
Front Seat
1.
Check for continuity and measure the resistance between terminals.

Hyundai Palisade. Repair procedures

No
Description
No
Description
1
 NTC (+)
 4
 Cushion heater (+)
2
 -
 5
 Back heater (+)
3
 NTC (-)
 6
 Ground

Driver / Passenger
NTC Sensor (± 5%)
High
 1.693 kΩ
Middle
 2.802 kΩ
Low
 5.922 kΩ

2.
Operate the seat heater after connecting the connector, and then check the thermostat by measuring the temperature of seat surface.
Driver / Passenger
Fabric (± 2%)
Leather (± 2%)
High
 42 / 50°C
 42 / 50°C
Middle
 39 / 45°C
 39 / 45°C
Low
 36 / 40°C
 36 / 40°C

2nd Line Seat
1.
Check for continuity and measure the resistance between terminals.

Hyundai Palisade. Repair procedures

No
Description
No
Description
1
 -
 4
 NTC (+)
2
 -
 5
 NTC (-)
3
 Heater power
 6
 Ground

Driver / Passenger
NTC Sensor (± 5%)
High
 1.204 kΩ
Middle
 3.213 kΩ
Low
 6.472 kΩ

    Components and components location Components Driver/Passenger Seat Heater 1. Seat cushion heater 2. Seat heater unit (Passenger only) 3.

    Components and components location Components (1) Front seat 1. Air ventilation seat blower 2. Air ventilation seat control unit (Passenger only) 3.

    Other information:

    Hyundai Palisade (LX2) 2020-2025 Service Manual: In-car Sensor

    Description and operation Description The In-car air temperature sensor is built in the heater & A/C control unit. The sensor consists of a thermistor that measures the inside temperature. The signal decided by the resistance value that changes in accordance with perceived inside temperature, is delivered to heater co

    Hyundai Palisade (LX2) 2020-2025 Service Manual: Smart Cruise Control (SCC) Switch

    Components and components location Components 1. Remote control switch (Audio swtich) 2. Remote control switch (Cruise control switch) Schematic diagrams Circuit Diagram Trip + SCC Repair procedures Removal 1.

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