Standard Ignition DS-551 Defroster Switch

Window Defroster Switch for Nissan Pathfinder

Standard Ignition DS-551 is a window defroster switch connector assembly with a female connector, male terminals, and 5 blade terminals. It is built for direct electrical interface use on 1987-1989 Nissan Pathfinder rear defogger-related harness applications, including the rear window defogger module connector and listed HVAC and power seat switch connections.

Key Features

• Female connector with male terminal design
• 5 blade terminals for the specified circuit interface
• Direct-fit electrical connector style for rear defroster-related applications
• Standard Ignition DS-551 part number for catalog matching
• Fits 1987-1989 Nissan Pathfinder, N/A

Detailed Description

Standard Ignition DS-551 is a window defroster switch component used in rear defogger and related interior electrical connections. The connector configuration is defined by a female housing, male terminals, and five blade terminals, which helps maintain the correct terminal layout for the original circuit. For 1987-1989 Nissan Pathfinder models, this part is listed for rear window defogger module connector compatibility and also references rear HVAC floor mode door actuator harness and power seat switch applications. If you are searching for a Nissan Pathfinder rear window defogger switch connector or a Standard Ignition DS-551 replacement, this part matches the documented application range.

This part cross-references 2535041G00 and PA415 for the same application.

What It Helps Address

• Broken or worn rear defogger switch connector terminals
• Intermittent rear window defroster electrical contact
• Damaged blade terminal interface at the switch connector
• Loose or unreliable harness connection at the rear defogger circuit
• Electrical connection issues in listed Nissan Pathfinder interior control circuits

Installation Notes and Tips

Verify terminal count, connector gender, and blade-terminal style before installation. Match the existing harness connector and confirm the vehicle is a 1987-1989 Nissan Pathfinder with the listed rear defogger-related application. Inspect adjacent wiring for heat damage, corrosion, or bent terminals before connecting the replacement part. Standard Ignition DS-551 should be installed only after confirming the circuit layout matches the original connector.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and ignition components, and DS-551 is cataloged with defined connector and terminal specifications for application matching. Use the part number DS-551 and the vehicle fitment details to confirm the correct replacement before service.