HomeIgnition > Ignition CoilDelphi GN10421 Ignition Coil
Part #: GN10421

Delphi GN10421 Ignition Coil

14 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Honda and Acura, HR-V, ILX, and Civic
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Delphi GN10421 Ignition Coil Overview

The Delphi GN10421 ignition coil is designed specifically for coil on plug ignition systems, providing reliable spark delivery for Acura and Honda vehicles. This ignition coil is compatible with models such as the Honda Civic, HR-V, and Acura ILX, ensuring precise fitment and performance.

  • Coil Type: Coil on plug ignition for direct spark delivery
  • Terminal Type: Blade terminals for secure electrical connection
  • Terminal Quantity: 3 terminals to match OEM specifications
  • Terminal Gender: Male terminals for proper fitment
  • Package Contents: Includes ignition coil and instruction sheet for installation guidance

Technical Details and Compatibility

The Delphi GN10421 ignition coil features a coil on plug design, which eliminates the need for spark plug wires and reduces energy loss. Its blade-type terminals with three male connectors ensure a stable and durable electrical connection, matching the original equipment specifications for Acura and Honda vehicles. This ignition coil is engineered to fit models including the Honda Civic, HR-V, and Acura ILX, making it a suitable replacement part for maintaining ignition system efficiency.

Applications and Problem Resolution

This ignition coil is used to convert the battery's low voltage to the high voltage needed to create an electric spark in the spark plugs, igniting the air-fuel mixture in the engine cylinders. It addresses common ignition-related issues such as:

  • Engine misfires or rough idling
  • Difficulty starting the engine
  • Reduced fuel efficiency
  • Check engine light related to ignition faults
  • Loss of power or acceleration hesitation

Installation Notes and Tips

Installation of the Delphi GN10421 ignition coil requires basic automotive tools and knowledge. Ensure the ignition is off and the battery is disconnected before beginning. Follow the included instruction sheet carefully to connect the blade terminals properly and secure the coil on the spark plug. Verify all connections are tight and free of corrosion to maintain optimal performance.

Quality Assurance and Warranty

Delphi ignition coils are manufactured to meet or exceed OEM standards, ensuring durability and consistent performance. The GN10421 ignition coil undergoes rigorous testing to confirm electrical integrity and fitment accuracy. Please refer to Delphi's warranty policy for specific coverage details related to this ignition coil.

BrandDelphi
Part NumberGN10421
Coil TypeCoil On Plug Ignition
Package ContentsIgnition Coil, Instruction Sheet
Terminal GenderMale
Terminal Quantity3
Terminal TypeBlade

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2022HondaHR-V1.8LL4N/A
2021HondaHR-V1.8LL4N/A
2020HondaHR-VN/A
2019HondaHR-VN/A
2018HondaHR-VN/A
2017HondaHR-VN/A
2016HondaHR-VN/A
2015AcuraILXN/A
2015HondaCivicN/A
2014AcuraILXN/A
2014HondaCivicN/A
2013AcuraILXN/A
2013HondaCivicN/A
2012HondaCivicN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

178-852523-056430520-R1A-A01921-2152C-900C1823E1172EBC1082IC775IC775SBUF-672

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.