Ignition Coil Assembly: A Crucial Component in Your Engine's Performance

The ignition coil assembly is essential for transforming voltage from the battery into the high-voltage power necessary for your spark plugs. This transformation ignites the air-fuel mixture in the engine's cylinders, ensuring the vehicle starts and runs efficiently. Without a functional ignition coil, your car could experience issues such as misfires, poor fuel economy, and even a complete inability to start.

How It Works

At its core, the ignition coil functions as an electrical transformer. It receives a low voltage from the car battery and amplifies it to a voltage high enough to jump the gap at the spark plug, igniting the engine's air-fuel mixture. The ignition coil consists of primary and secondary windings wrapped around an iron core, and the rapid collapse of the magnetic field it generates is key to producing that vital spark.

What Happens if the Ignition Coil Fails

If the ignition coil fails, it disrupts the ignition sequence, leading to engine misfires, reduced power, and increased emissions. These symptoms can ultimately damage the catalytic converter due to unburned fuel passing through the system. Immediate attention and replacement are required to avoid further damage to the engine and exhaust system.

Compatible Models

• Sentra
• X-Trail
• Primera
• Altima
• Teana
• Murano
• Presage
• Serena
• Prairie/Liberty
• Basara
• Avenir
• Wingroad/Ad Van