Denso 673-9100 Direct Ignition Coil

Denso Coil on Plug Ignition Coil 673-9100

Denso 673-9100 is a direct ignition coil for Coil on Plug applications, built around a 12-volt design with a black housing and female tower connections. It is a fitment-specific replacement for Volkswagen ignition systems, including Volkswagen Jetta, Beetle, and Golf applications listed below.

Key Features

• Direct Ignition Coil for Coil on Plug systems
• 12-volt electrical specification
• Black housing
• 4 female tower connections
• OE-focused Denso Coil on Plug product line

Product Details

Denso’s Coil on Plug line centers on stick-coil technology for modern ignition systems, with testing and inspection processes used to verify coil quality before release. Part number 673-9100 is a direct ignition coil replacement for Volkswagen models that use a Coil on Plug setup, including Volkswagen Jetta, Volkswagen Beetle, and Volkswagen Golf applications. This part cross-references Standard Ignition UF277 and Bosch 0 986 221 048 for the same application.

Vehicle Fitment

• Fits 2014-2015 Volkswagen Jetta, N/A, Coil on Plug
• Fits 2011 Volkswagen Jetta, N/A, Coil on Plug
• Fits 1999-2001 Volkswagen Jetta, N/A, Coil on Plug
• Fits 2012 Volkswagen Jetta, N/A, Original Equipment Part; Direct Ignition Coil - Coil on Plug
• Fits 2000-2001 Volkswagen Beetle, N/A, Coil Towers on Each Corner; Coil on Plug
• Fits 1999-2001 Volkswagen Golf, N/A, Coil on Plug
• Fits 1998-1999 Volkswagen Beetle, N/A, Coil on Plug

Common Replacement Reasons

• Engine misfire under load
• Rough idle or intermittent stumble
• Hard starting related to ignition coil failure
• Loss of spark in a Coil on Plug ignition system
• Check engine light tied to ignition coil faults

Installation Notes

Verify the original coil connector style, tower count, and OE part number before installation. Confirm the vehicle’s ignition system uses a Coil on Plug layout and match the application to the listed Volkswagen Jetta, Beetle, or Golf fitment. Inspect spark plugs and related ignition components during service to avoid repeat coil failure.

Quality Assurance

Denso applies controlled testing and inspection processes to this ignition coil as part of its Coil on Plug product line. The part is built to support OE-style replacement needs for Volkswagen ignition service.