Kia Optima Hybrid: Indicators And Gauges / Trip Switch Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Body Electrical System / Indicators And Gauges / Trip Switch Repair procedures

Inspection

Check the audio remote control switch for resistance between terminals in each switch position.

[Trip + Reset]

Switch	Connector terminal	Resistance (±5%)
Reset	3 - 5 (LH)	5.54 k?
Trip	3 - 5 (LH)	2.54 k?

[Trip + Mute + 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?

[Trip + ECO + Reset]

Switch	Connector terminal	Resistance (±5%)
ECO	3-5	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-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 steering remote control switch and the airbag module connectors are plugged in properly.

Trip Switch Schematic Diagrams

Circuit Diagram ...

Troubleshooting

Troubleshooting SymptomPossible causeRemedyTachometer does not operateCluster fuse (10A) blownCheck for short and replace fuseCAN line faultyCheck the EMSTachometer faultyCheck tachometerWiring or ground ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Components and Components Location

Components Location 1. PCV valve2. Canister3. Purge control solenoid valve (PCSV)4. Fuel tank pressure sensor (FTPS)5. NVLD (Natural Vaccum Leakage Detection) Module6. Fuel level sender (FLS)7. Canister Close Valve (CCV)8. Fuel tank air filter9. Catalytic converter10. Auxiliary canister 1. PCV Valve2. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Engine Coolant Temperature Sensor (ECTS) Description and Operation

Description Engine Coolant Temperature Sensor (ECTS) is located in the engine coolant passage of the cylinder head for detecting the engine coolant temperature. The ECTS uses a thermistor whose resistance changes with the temperature. The electrical resistance of the ECTS decreases as the temperature ...