Kia Optima Hybrid: Smart key System / Smart key unit Schematic Diagrams

Circuit Diagram

Smart key unit Components and Components Location

Component (1) Connector Pin Information No.Connector A (26pin)Connector B (16pin)Connector C (22pin)1V_BAT loadC_CAN lowSSB illumination ground2-C_CAN highImmobilzer indicator3Power ground1--4IGN1Stop ...

Smart key unit Repair procedures

Inspection Smart Key Unit – Refer to the BE group - inspection / self diagnosis with GDS. Smart Key Switch – Refer to the BE group - inspection / self diagnosis with GDS. Antenna – Refer to the BE ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Seat Belt Buckle Switch (BS) Repair procedures


Removal 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front seat assembly. (Refer to the Body group- Front seat) 3. Loosen the seat belt buckle mounting bolt and remove the seat belt buckle switch. Installation     Be sure ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Relay Box (Engine Compartment) Repair procedures


Inspection Power Relay Test (Type A)     – Do not use pliers. – Pliers will damage the relays, which could cause the engine to stall or not start. – Carefully remove the relay using the relay puller. Check for continuity between the terminals. A : Rear defogger relay B : EWP relay C : ...

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