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.

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HOMESERVICE MANUALSHYUNDAI2014AZERA BASEREPAIR AND DIAGNOSISENGINE PERFORMANCETUNE-UPIGNITION SYSTEMSPARK PLUGREPAIR PROCEDURESINSPECTION

2014 Hyundai Azera Base

Repair Procedures: Inspection

2014 Hyundai Azera BaseSECTION Inspection

Inspect the electrodes (A) and ceramic insulator (B).

Fig 1: Identifying Electrodes And Ceramic Insulator

Courtesy of HYUNDAI MOTOR AMERICA

INSPECTION OF ELECTRODES

Condition	Dark deposits	White deposits
Description	Fuel mixture too rich Low air intake	Fuel mixture too lean Advanced ignition timing Insufficient plug tightening torque

Check the electrode gap (A).
Standard:

1.0 ~ 1.1 mm (0.0394 ~ 0.0433 in.)

Fig 2: Checking Electrode Gap Using Tool
Courtesy of HYUNDAI MOTOR AMERICA

RENDER: 1.0x

NO RELATED

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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.