Denso 673-4022 Direct Ignition Coil

Denso 673-4022 Ignition Coil Overview

Denso 673-4022 is a direct ignition coil built for 12-volt coil-on-plug ignition systems. It is a black ignition coil engineered for precise spark delivery in select Nissan applications, including 2002-2006 Nissan Altima and 2002-2006 Nissan Sentra.

As part of Denso’s Coil on Plug line, this ignition coil reflects the brand’s focus on stick coil technology and controlled inspection processes for consistent electrical performance. If you are replacing a failing coil on a Nissan Altima or Nissan Sentra, Denso 673-4022 provides an OE-style direct ignition coil solution.

Key Features

• Direct ignition coil for coil-on-plug systems
• 12-volt electrical specification
• Black housing
• Fits 2002-2006 Nissan Altima, coil on plug
• Fits 2002-2006 Nissan Sentra, coil on plug
• Denso Coil on Plug product line for ignition service
• Part number: 673-4022

Detailed Description

Denso 673-4022 is a direct ignition coil designed for vehicles that use a coil-on-plug ignition layout, where each coil mounts directly to the spark plug. This configuration supports accurate spark timing and stable ignition output in the 2002-2006 Nissan Altima and 2002-2006 Nissan Sentra. The 12-volt design and OE-style construction make it a practical replacement when servicing ignition faults on these Nissan models. The part number 673-4022 is also useful when matching an existing coil during diagnosis or replacement.

This part cross-references NGK U5061 and Standard Ignition UF350 for the same application.

Common Issues This Coil Can Address

• Engine misfire under load
• Rough idle or uneven acceleration
• Hard starting caused by weak ignition output
• Check engine light related to ignition coil performance
• Loss of power from inconsistent spark delivery

Installation Notes and Tips

Verify the vehicle’s coil-on-plug setup before ordering and match the connector style and mounting location to the original part. Inspect the spark plug, boot, and wiring condition during replacement, since worn plugs or damaged connectors can affect coil performance. Confirm fitment for your specific Nissan Altima or Nissan Sentra by year and engine configuration before installation.

Quality Assurance

Denso is recognized for stick coil technology and uses testing and inspection processes aimed at maintaining consistent ignition coil quality. Part number 673-4022 is built to support dependable replacement service for compatible Nissan ignition systems.