NGK 48845 Ignition Coil

Reliable Ignition Performance for Nissan, Infiniti, and Suzuki Vehicles

The NGK COP Ignition Coil part number 48845 is designed to deliver consistent ignition performance for a range of Nissan, Infiniti, and Suzuki models. This 12-volt coil-on-plug ignition coil supports distributorless ignition systems, providing efficient spark delivery directly to the spark plug.

• 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 fluid maintenance
• Compatible with multiple Nissan, Infiniti, and Suzuki models including Altima, Maxima, Pathfinder, Murano, and more
• Part number 48845 (also referenced as U5112) for accurate replacement

About the NGK COP Ignition Coil Product Line

The NGK COP Ignition Coil line focuses on coil-on-plug ignition technology, which eliminates the need for traditional spark plug wires by mounting the coil directly on the spark plug. This design improves ignition efficiency and reduces electrical losses. The NGK COP Ignition Coil 48845 is engineered to meet OEM specifications for distributorless ignition systems, ensuring compatibility and reliable performance across various Nissan, Infiniti, and Suzuki vehicles.

Product Details and Specifications

This ignition coil operates at 12 volts and is designed specifically for distributorless ignition systems, which are common in modern vehicles like the Nissan Altima and Infiniti I35. The coil-on-plug (COP) design allows for a direct connection to the spark plug, improving ignition timing and reducing misfires. The coil features blade-type terminals with three terminals total, ensuring a secure and stable electrical connection. The connector is female, while the terminal gender is male, matching OEM configurations. This coil is not oil filled, which simplifies maintenance and reduces potential leak points.

Common Applications and Problem Solving

• Replaces faulty ignition coils causing engine misfires or rough idling
• Restores proper spark delivery in distributorless ignition systems
• Eliminates ignition coil failure symptoms such as poor acceleration or stalling
• Addresses check engine light codes related to ignition coil malfunction
• Improves engine performance and fuel efficiency in compatible Nissan, Infiniti, and Suzuki models

Installation Notes and Tips

When installing the NGK COP Ignition Coil 48845, ensure the vehicle’s ignition system is distributorless and compatible with coil-on-plug technology. Disconnect the battery before installation to prevent electrical shorts. Carefully remove the old ignition coil by disconnecting the blade terminals and unplugging the female connector. Install the new coil by aligning the terminals and connector properly, then secure it in place. No mounting bracket is included, so use the existing mounting hardware. Verify all connections are tight before reconnecting the battery and testing the ignition system.

Quality Assurance and Warranty

NGK ignition coils are manufactured to meet strict quality standards and OEM specifications. The NGK COP Ignition Coil 48845 undergoes rigorous testing to ensure durability and reliable performance under normal operating conditions. While specific warranty details are not provided here, NGK typically offers limited warranties on their ignition components. Consult the product packaging or NGK documentation for exact warranty terms.