Kia Optima Hybrid: Audio / Audio Remote Control Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Body Electrical System / Audio / Audio Remote Control Repair procedures

Inspection

Check the audio remote control switch (A) for resistance between connector terminals in each switch position.

[LH-Audio]

[LH-Mute]

[Audio]

Switch	Connector terminal	Resistance (±5%)
Volume down	2-7	6.81 k?
Volume up	2-7	4.61 k?
Mode	2-7	2.11 k?
Seek up	2-7	1.11 k?
Seek down	2-7	430 ?

[Bluetooth + Voice]

Switch	Connector terminal	Resistance (±5%)
Bluetooth off	2-5	12.1 k?
Bluetooth on	2-5	34.1 k?
Voice	2-5	3.9 k?

[Mute + Trip + Reset]

Switch	Connector terminal	Resistance (±5%)
Mute	3-4	0 ?
Trip (General option)	2-5	2.55 k?
Reset (General option)	2-5	5.55 k?
Trip (Cruise option)	2-5	1.1 k?
Reset (Cruise option)	2-5	4.1 k?

Removal

1.	Disconnect the negative (-) battery terminal.

2.	Remove the driver airbag module. (Refer to the RT group)

3.	Remove the steering wheel. (Refer to the ST group - "Steering column & shaft")

4.	Remove the steering wheel cover (A) after loosening the screws.

5.	Remove the steering wheel remote control switch connector (A) after loosening the mounting screws. [LH-Audio] [LH-Mute]

Installation

1.	Reassemble the steering wheel remote control switch after connecting the connector.

2.	Reassemble the steering wheel.

Reassemble the driver airbag module.

Make sure the audio remote control switch and the airbag module connectors are plugged in properly.

Audio Remote Control Schematic Diagrams

Circuit Diagram ...

Multimedia jack Schematic Diagrams

Circuit Diagram ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Schematic Diagrams

Circuit Diagram Input/Output Specification Connector Pin Lay Out IMS input/output pin information NoSignal NameI/OContentsRemarkA1---A2FR height motor upOFR height motor up outputA3RR height motor upORR height motor up outputA4Recline motor FRORecline motor FR outputA5Slide motor FROSlide motor FR outputA6---A7FR ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Intake Air Temperature Sensor (IATS) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the IATS connector. 3. Measure resistance between the IATS terminals 3 and 4. 4. Check that the resistance is within the specification. Temperature [°C(°F)]Resistance (k?)-40(-40)40.93 ~ 48.35-20(-4)13.89 ~ 16.030(32)5.38 ~ 6.0910(50)3.48 ~ ...