Kia Rio: Steering wheel / Heated Steering wheel

Kia Rio 2017-2023 YB Service Manual / Steering System / 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.

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)

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

❮Steering wheel

Components and components location Components 1. Steering wheel 2. Lower cover 3. Bezel 4. Remote switch 5.

Restraint❯

General information General The supplemental restraint system (SRS) is designed to supplement the seat belt to help reduce the risk or severity of injury to the driver and passenger by activating and deploying the driver, passenger, side airbag and belt pretensioner in certain frontal or side collisions.

Other information:

Kia Rio 2017-2023 YB Service Manual: Smart Key Unit

Components and components location Components Connector Pin Information No. Connector A Connector B Connector C 1 - IGN2 Relay_output Battery (+)_Signal 2 SSB Switch1 signal_input P-CAN

Kia Rio 2017-2023 YB Service Manual: Mode Control Actuator

Description and operation Description The mode control actuator is located at the heater unit. It adjusts position of mode door by operating mode control actuator based on signal of A/C control unit. Pressing mode select switch makes the mode control actuator shift in order of Vent → Bi-Level → Floor → Mix.