Hyundai Tucson: Seat Electrical / Seat Heater Repair procedures

Removal
1.
Remove the seat back cover and cushion cover.
(Refer to the BD group - "Front seat")
2.
Remove the driver / assist seat back heater (A) and cushion heater (B).

Installation
1.
Install the driver / assist seat back and cushion heater.
Inspection
First Seat Heater
1.
Check for continuity and measure the resistance between terminals as below.

No.
Description
No.
Description
1
High
3
GND
2
Low
4
Indicator


Standard value
Cushion : 1.32x ± 10% (leather), 1.76x ± 10% (fabric)
Back : 1.85x ± 10%
Set : 3.17x ± 10% (leather), 3.61x ± 10% (fabric)

2.
Operate the seat warmer after connecting the 4P connector, and then check the thermostat by measuring the temperature of seat surface.

Standard value
High : 107.6 ± 3.6°F (42 ± 2°C) (Cushion),
125.6 ± 3.6°F (52 ± 2°C) (Back)
Low : 104 ± 3.6°F (40 ± 2°C) (Cushion),
114.8 ± 3.6°F (46 ± 2°C) (Back)

Seat Heater Components and Components Location
Component Location ...

Fuses And Relays
...

Other information:

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Hyundai Tucson (LM) 2010-2015 Service Manual: Schematic Diagrams
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