Kia Optima Hybrid: Cruise Control System / Schematic Diagrams

System Block Diagram

Component Parts And Function Outline
Component part
Function
ECU
Controls engine.
MCU
Controls drive motor.
ABS
Sends vehicle speed to HCU.
HCU
Receives signals from sensor and control switches.
Cluster (Cruise control indicator)
Illuminate when CRUISE main switch is ON (Built into cluster)
Cruise Control switches
ON/OFF switch
Switch for automatic speed control power supply.
Resume/Accel switch
Controls automatic speed control functions by Resume/Accel switch (Set/Coast switch)
Set/Coast switch
Cancel switches
Cancel switch
Sends cancel signals to HCU.
Brake-pedal switch
Transaxle range switch (TCU)

Description and Operation

Cruise Control The cruise control system is engaged by the cruise "ON/OFF" main switch located on right of steering wheel column. The system has the capability to cruise, coast, accelerate and resume speed. ...

Troubleshooting

Trouble Symptom Charts Trouble Symptom 1 Trouble Symptom 2 Trouble symptomProbable causeRemedyThe set vehicle speed varies greatly upward or downward"Surging" (repeated alternating acceleration and deceleration) ...

Other information:

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


Components 1. Tie rod end2. Lock nut3. Bellows 4. Bellows band5. Tie rod6. Rack bar 7. Dust packing 8. Dust cap9. Oil seal10. Pinion plug11. Pinion assembly12. Yoke plug13. Yoke spring14. Support yoke assembly 15. Rack housing ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: IMS Control Switch Repair procedures


Inspection 1. Remove the IMS control switch connector (A). 2. With the IMS control switch in each position, make sure that continuity exists between the terminals below. If continuity is not as specified, replace the IMS control switch. Driver Power Seat Control Switch (For IMS) Removal 1. Disconnect ...

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