Kia Picanto (JA): Steering wheel / Heated Steering wheel

Description and operation

Description
The heated steering wheel system improves the thermal comfort of the driver by heating the steering wheel when manually selected.
1.
Heated control unit

2.
Heated pad

Specifications
Item
Specification
Voltage
13.5 V ± 0.1V, 80W±10%
Heated pad resistance
1.85 ± 0.2 Ω (at 22°C ±1°C)
NTC resistance
10.0 kΩ  ± 3% (at 23 - 27°C)

Schematic diagrams

System Circuit Diagram

Harness Connector

Terminal Function
Housing
Pin
Function
Wire color
Pad
A
GND
Black
B
HEATER
Yellow
C
NTC+
Black / Red
D
NTC¯
Black

Repair procedures

Inspection
1.
Measure a resistance of NTC and Heated pad.
NTC resistance (Black / Red, Black) : 10.0 kΩ  ± 3% (at 23 - 27°C)
Heated pad resistance (Yellow) : 1.85 ± 0.2 Ω (at 22°C ±1°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 after 25 minute

    Components and components location Components 1. Bezel 2. Lower cover 3. Steering wheel 4. Remote switch 5. Wiring 6. Heated steering control unit Repair procedures Removal 1.

    Description and operation Description MDPS (Motor Driven Power Steering) system uses an electric motor to assist the steering force and it is an engine operation independent steering system.

    Other information:

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    Kia Picanto (JA) 2017-2026 Service & Repair Manual: Blower Motor

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