Denso 673-1309 Direct Ignition Coil

Reliable Direct Ignition Coil for Toyota, Lexus, and Scion Vehicles

The Denso 673-1309 ignition coil is designed to deliver consistent performance for a wide range of Toyota, Lexus, and Scion models. This direct ignition coil operates at 12 volts and features a durable gray finish, ensuring reliable ignition system function under various driving conditions.

• Direct ignition coil with 12-volt operation
• Gray color for easy identification and compatibility
• Compatible with multiple Toyota, Lexus, and Scion models including Camry, Highlander, and RX350
• Part number 673-1309 for precise replacement
• Part of the Denso Coil on Plug product line for efficient ignition delivery

About the Denso Coil on Plug Product Line

The Denso Coil on Plug product line is engineered to provide direct ignition coil solutions that mount directly onto the spark plug. This design reduces energy loss and improves ignition efficiency by eliminating the need for spark plug wires. The 673-1309 coil is part of this line, offering a streamlined fit and reliable voltage delivery for compatible Toyota, Lexus, and Scion vehicles.

Product Details and Compatibility

This direct ignition coil operates at a standard 12 volts and is finished in gray, matching OEM specifications for easy integration. It is compatible with a broad range of models including the Toyota 4Runner, Camry, Corolla, Highlander, RAV4, and Tundra; Lexus ES300h, GS350, IS250, LS460, RX350, and NX300h; as well as Scion tC. The Denso 673-1309 ignition coil ensures proper ignition timing and engine performance when installed as a replacement part.

Common Applications and Issues Addressed

• Replaces faulty or worn ignition coils causing engine misfires
• Resolves rough idling and poor acceleration issues
• Eliminates hard starting problems related to ignition coil failure
• Improves fuel efficiency by restoring proper spark delivery
• Prevents check engine light triggers related to ignition faults

Installation Notes and Tips

When installing the Denso 673-1309 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. Tighten mounting bolts to manufacturer torque settings and verify electrical connections are secure before starting the engine.

Quality Assurance and Warranty

Denso ignition coils are manufactured to meet strict OEM standards for durability and performance. The 673-1309 coil undergoes rigorous testing to ensure consistent voltage delivery and resistance to heat and vibration. While specific warranty details may vary, Denso products typically include coverage against manufacturing defects to provide confidence in long-term reliability.