NGK 48940 Ignition Coil

Reliable Ignition Performance for Nissan and INFINITI Vehicles

The NGK COP Ignition Coil 48940 is designed to deliver consistent ignition voltage for distributorless ignition systems. Engineered for select Nissan and INFINITI models, this coil on plug (COP) ignition coil ensures precise spark delivery to maintain engine efficiency and performance.

• 12-volt ignition coil compatible with distributorless ignition systems
• Coil on plug (COP) design for direct spark plug connection
• Blade-type terminals with three terminals for secure electrical connection
• Female connector and male terminal gender for proper fitment
• Oil-free construction for reliable operation without leakage concerns
• Does not include mounting bracket, designed for direct installation
• Part number U5296 and stock number 48940 for accurate identification

About the NGK COP Ignition Coil Product Line

The NGK COP Ignition Coil product line focuses on coil on plug ignition technology, which eliminates the need for spark plug wires by mounting the coil directly on the spark plug. This design reduces energy loss and improves ignition timing accuracy. The NGK COP Ignition Coil 48940 is part of this line, providing a reliable replacement option for vehicles requiring distributorless ignition systems.

Detailed Product Description

This NGK ignition coil operates at 12 volts and is specifically designed for distributorless ignition systems found in various Nissan and INFINITI models, including the Armada, NV2500, NV3500, Pathfinder, QX56, and TITAN. The coil on plug (COP) design allows for a direct connection to the spark plug, improving ignition efficiency and reducing misfires. The blade-type terminals with three connections ensure a secure and stable electrical interface. The coil is oil-free, which minimizes maintenance concerns related to oil leaks. The female connector and male terminal gender are engineered to match OEM specifications for proper fitment and reliable performance.

Common Applications and Issues Addressed

• Replacement for faulty or worn ignition coils in Nissan Armada and Pathfinder models
• Restores ignition performance in INFINITI QX56 and Nissan TITAN vehicles
• Resolves engine misfires caused by weak or failing ignition coils
• Improves starting reliability in NV2500 and NV3500 vans
• Addresses rough idling and poor acceleration linked to ignition coil failure

Installation Notes and Tips

• Ensure vehicle ignition is off and battery disconnected before installation
• Verify part number 48940 matches the original coil for compatibility
• Handle the coil carefully to avoid damage to terminals and connectors
• Since no mounting bracket is included, reuse the existing bracket or mounting hardware
• Check connector and terminal orientation to ensure proper electrical connection

Quality Assurance and Warranty

NGK ignition coils are manufactured to meet OEM standards for durability and performance. The NGK COP Ignition Coil 48940 undergoes rigorous testing to ensure reliable operation under normal driving conditions. While specific warranty details may vary, NGK products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.