Denso 673-8312 Direct Ignition Coil

Reliable Ignition Performance for Hyundai, Kia, and Genesis Vehicles

The Denso 673-8312 Direct Ignition Coil is engineered to deliver consistent 12-volt ignition power for a range of Hyundai, Kia, and Genesis models. Designed in gray, this coil ensures precise spark delivery to maintain engine efficiency and performance.

• Direct Ignition Coil with 12-volt operation
• Compatible with multiple Hyundai, Kia, and Genesis models
• Gray color for easy identification and fitment
• Part number 673-8312 for accurate replacement
• Part of the Denso Coil on Plug product line

About the Denso Coil on Plug Product Line

The Coil on Plug product line by Denso focuses on direct ignition coils that mount directly onto the spark plug, eliminating the need for spark plug wires. This design improves ignition reliability and reduces electrical losses. The 673-8312 coil is part of this line, providing a streamlined fit and consistent voltage delivery for compatible vehicles.

Product Details and Vehicle Compatibility

This direct ignition coil operates at 12 volts and features a gray housing, designed to fit seamlessly on the ignition system of select Hyundai, Kia, and Genesis vehicles. Compatible models include the Hyundai Azera, Santa Fe, Sonata, Veracruz, and Santa Fe XL; Kia Amanti, Borrego, Cadenza, Optima, Rondo, Sedona, and Sorento; as well as Genesis G80, Genesis Coupe, Genesis, and K900. Using the correct coil, such as the Denso 673-8312, ensures proper spark timing and engine performance.

Common Applications and Issues Addressed

• Replaces faulty ignition coils causing engine misfires
• Restores proper spark delivery to improve fuel efficiency
• Eliminates rough idling and hesitation during acceleration
• Prevents ignition coil-related check engine light triggers
• Supports stable engine performance in Hyundai, Kia, and Genesis models

Installation Notes and Tips

When installing the Denso 673-8312 ignition coil, ensure the engine is cool and the ignition is off. Remove the old coil carefully to avoid damaging the spark plug or wiring harness. Confirm the coil’s gray color and part number match the replacement specifications. Proper torque should be applied to secure the coil without over-tightening. Consult the vehicle’s service manual for specific installation procedures.

Quality Assurance and Warranty

Denso ignition coils are manufactured to meet OEM standards for durability and performance. The 673-8312 coil undergoes rigorous testing to ensure reliable voltage delivery and long service life. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship.