Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2007 Kia Rio Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Spark Test: Notes

Remove the ignition coil.

Fig 1: Identifying Ignition Coil
Courtesy of KIA MOTORS AMERICA, INC.
Using a spark plug socket, remove the spark plug.
Install the spark plug to the ignition coil.
Ground the spark plug to the engine.

Fig 2: Checking Spark
Courtesy of KIA MOTORS AMERICA, INC.
Check if spark occurs while engine is being cranked.
NOTE: To prevent fuel being injected from injectors while the engine is being cranked, remove the fuel pump relay (A) from the fuse box.
Crank the engine for no more than 5-10 seconds.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.