Kia Optima: If engine turns over normally but 
does not start - If the engine will not start - What to do in an emergency - Kia Optima TF 2011-2020 Owners ManualKia Optima: If engine turns over normally but does not start

1. Check fuel level.

2. With the ignition switch in the LOCK position, check all connectors at the ignition coil and spark plugs. Reconnect any that may be disconnected or loose.

3. Check the fuel line in the engine compartment.

4. If the engine still does not start, call an authorized Kia dealer or seek other qualified assistance.

If the engine doesn't turn over or turns over slowly
1. If your vehicle has an automatic transaxle, be sure the shift lever is in N (Neutral) or P (Park) and the emergency brake is set. 2. Check the battery connections to be sure they are clean ...

Emergency starting
Connect cables in numerical order and disconnect in reverse order. ...

See also:

Seat Belt Buckle Switch (BS). Components and Components Location
Components ...

Erasing Programmed Buttons
To erase the three HomeLink buttons, press and hold the two outside buttons until the indicator light begins to flash (after 20 seconds). Release both buttons. Individual buttons cannot be erased ...

ESC OFF Switch Repair procedures
Inspection 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the crash pad side switch assembly. 3. Check the continuity between the switch terminals as ...

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