Hyundai Palisade: Seat Electrical / Seat Heater Switch

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

Components and components location
Components

Hyundai Palisade. Components and components location

1. Front seat heater switch
 2. Rear seat heater switch

Schematic diagrams
Circuit Diagram
Front Seat

Hyundai Palisade. Schematic diagrams

No
Connector A
1
 C_CAN (High)
2
 C_CAN (Low)
3
 -
4
 LIN
5
 -
6
 Auto hold signal
7
 -
8
 Battery (+)
9
 IGN
10
 Illumination (+)
11
 -
12
 Illumination (-)
13
 Ground
14
 DETENT
15
 -
16
 PDW signal
17
 Steering wheel heater signal
18
 DBC signal
19
 ISG signal
20
 SVM/RVM signal
21
 ISG indicator
22
 SVM indicator
23
 PDW indicator
24
 Steering whell heater indicator

2nd Seat

Hyundai Palisade. Schematic diagrams

No
Connector A
1
 Battery (+)
2
 ISG Power(+)
3
 Illumination (+)
4
 Sensor REF (+5V)
5
 Mode actuator feadback
6
 Temperature actuator feedback
7
 Mode actuator (Vent)
8
 Mode actuator (Defrost)
9
 Temperature actuator (Cooling)
10
 Temperature actuator (Heating)
11
 DETENT (-)
12
 K-LINE
13
 LIN line (Rear left seat)
14
 LIN line (Rear right seat
15
 -
16
 Illumination (-)
17
 IGN 2
18
 IGN 1
19
 Blower motor (+)
20
 -
21
 Rear FET (Drain feedback)
22
 Rear FET (Gate)
23
 Left heater swtich
24
 Left heater indicator (High)
25
 Left heater indicator (Middle)
26
 Left heater indicator (Low)
27
 Right heater swtich
28
 Right heater indicator (High)
29
 Right heater indicator (Middle)
30
 Right heater indicator (Low)
31
 Sensor ground
32
 Ground

Repair procedures
Removal
Front seat
1.
Disconnect the negative (-) batttery terminal.
2.
Remove the floor console upper cover assembly.
(Refer to Body - "Floor Console Assembly")
3.
Remove the seat heater switch (A).

Hyundai Palisade. Repair procedures
2nd Seat
1.
Disconnect the negative (-) batttery terminal.
2.
Remove the Rear A/C & Heater control unit.
(Refer to Heating, Ventilation and Air Conditioning - "Heater & A/C Control Unit (Rear)")
Installation
Front seat
1.
Connect the seat heater switch connector.
2.
Install the console upper switch assembly.
3.
Connect the negative (-) batttery terminal.
2nd Seat
1.
Install the Rear A/C & Heater control unit.
2.
Connect the negative (-) batttery terminal.

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