NGK 48644 Ignition Coil

Reliable Ignition Coil for Mercedes-Benz Vehicles

The NGK COP (Waste Spark) Ignition Coil 48644 is designed to deliver consistent ignition performance for select Mercedes-Benz models. Engineered for distributorless ignition systems, this 12-volt coil ensures efficient spark delivery to maintain engine operation and reliability.

• 12-volt ignition coil compatible with distributorless ignition systems
• Cop (waste spark) coil type for dual spark plug firing
• Pin terminal type with three terminals for secure electrical connection
• Female connector and male terminal gender for proper fitment
• Compatible with multiple Mercedes-Benz models including 300CE, 300E, C36 AMG, and SLK230
• Part number U4026 and stock number 48644 for accurate identification

About the NGK COP (Waste Spark) Ignition Coil Line

The NGK COP (Waste Spark) Ignition Coil product line is specifically designed for distributorless ignition systems that utilize a waste spark firing method. This coil type fires two spark plugs simultaneously, improving ignition efficiency and reducing the number of coils needed. The NGK COP ignition coils are engineered to meet OEM specifications, providing reliable voltage output and consistent spark energy for smooth engine performance.

Product Details and Specifications

This ignition coil operates at 12 volts and is oil-free, which helps maintain durability without the risk of oil contamination. The coil features a pin terminal type with three terminals, ensuring a secure and stable electrical connection. The connector is female, while the terminal gender is male, designed to fit precisely with the vehicle’s wiring harness. Note that this coil does not include a mounting bracket, so the original bracket should be reused during installation.

Compatible Mercedes-Benz Models

• Mercedes-Benz 300CE
• Mercedes-Benz 300E
• Mercedes-Benz 300TE
• Mercedes-Benz C36 AMG
• Mercedes-Benz C230
• Mercedes-Benz C280
• Mercedes-Benz E320
• Mercedes-Benz S320
• Mercedes-Benz SL320
• Mercedes-Benz SLK230

Common Issues Addressed by This Ignition Coil

• Engine misfires or rough idling due to weak or inconsistent spark
• Difficulty starting the engine caused by faulty ignition coil
• Reduced engine performance and fuel efficiency
• Check engine light triggered by ignition system faults
• Intermittent power loss during acceleration

Installation Notes and Tips

Before installation, verify the part number 48644 matches your vehicle’s requirements. Ensure the ignition system is off and the battery is disconnected to prevent electrical shock. Reuse the original mounting bracket as this coil does not include one. Connect the female connector and male terminals securely to avoid loose connections. After installation, clear any diagnostic trouble codes and perform a test start to confirm proper operation.

Quality Assurance and Warranty

NGK ignition coils are manufactured to meet strict quality standards and OEM specifications. This part undergoes rigorous testing to ensure reliable performance and durability. Please refer to NGK’s warranty policy for coverage details related to manufacturing defects and workmanship.