Kia Optima: Starting System / Starter Relay

Kia Optima DL3 2019-2025 Service and Repair Manual / Engine Electrical System / Starting System / Starter Relay

Repair procedures

Inspection

1.	Disconnect the negative battery (-) terminal.

2.	Remove the fuse box cover.

3.	Remove the starter relay (A).

Check for continuity between the terminals (30 and 87) using an ohmmeter.

Terminal	Resistance	Measure
30-87	1MΩ or higher	If there is continuity between the terminals, replace the relay.

Apply 12V to the terminal 85 and ground to the terminal 86 and then check for continuity between the terminals (30 and 87).

Terminal	Resistance	Measure
30-87	1Ω or less	If there is no continuity between the terminals, replace the relay.

6.	Install the starter relay.

7.	Install the fuse box cover.26

Starter

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Emission Control System

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