Standard Ignition DS-609 Headlight Switch

Brand Standard Ignition DS-609
Attachment Method Direct, Snap Fit
Color Black
Connector Gender Female
Connector Shape Rectangular
Finish Plastic
Functions Headlight
Terminal Gender Male
Terminal Type Blade
Voltage 12
Fits Ford and Mercury · 7 vehicles

Direct, snap-fit design. Installs cleanly with a secure, no-fuss connection.

Copper alloy conductors. Deliver strong conductivity with low resistive losses.

100% tested. Verifies mechanical and electrical switching performance.

Cross-references 1S4550, 53-22823 and 88924289 for the same application. See all 9.

$170.26Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $170.26
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Headlight Switch for Ford and Mercury

The Standard Ignition DS-609 headlight switch is a direct, snap-fit replacement built for 12-volt electrical systems. It uses copper alloy conductors for strong electrical conductivity and low resistive loss, with a black plastic finish and a female rectangular connector layout for service-friendly installation.

Compatible With 1995-1997 Ford Crown Victoria, 1996 Ford Crown Victoria, 1997 Ford Contour, 1997 Ford Crown Victoria, and 1995-1997 Mercury Grand Marquis applications, this headlight switch supports reliable lighting control in common Ford and Mercury platforms. The DS-609 is a practical choice when diagnosing intermittent headlamp operation or replacing a worn dash switch.

  • Direct, snap-fit attachment method
  • Headlight switch function for 12-volt systems
  • Black plastic finish
  • 2 rectangular female connectors
  • 9 blade male terminals
  • Copper alloy conductors for efficient electrical transfer

Detailed Product Overview

Standard Ignition DS-609 is engineered for dependable headlight switching performance in service applications. The robust construction and tested mechanical and electrical operation help ensure the switch responds properly under daily use. This part number DS-609 is a fitment-based replacement for select Ford Crown Victoria, Ford Contour, and Mercury Grand Marquis vehicles, making it a focused solution for lighting control concerns in those platforms.

This part cross-references 1S4550 and HL6573 for the same application.

Common Issues This Switch Can Address

  • Headlights that do not turn on or off correctly
  • Intermittent lighting control from a worn dash switch
  • Electrical resistance caused by aging internal contacts
  • Connector-related replacement needs during switch service
  • Restoring normal headlight operation after switch failure

Installation Notes and Tips

Verify connector style, terminal count, and vehicle application before installation. This DS-609 uses a direct, snap-fit design with a female rectangular connector and blade terminals, so matching the existing harness and dash opening is important. Confirm the vehicle is one of the listed applications, including 1995-1997 Ford Crown Victoria, 1996 Ford Crown Victoria, 1997 Ford Contour, 1997 Ford Crown Victoria, or 1995-1997 Mercury Grand Marquis.

Quality Assurance

Standard Ignition tests each switch for mechanical and electrical switching performance. The DS-609 is built with copper alloy conductors and durable materials to meet the demands of professional repair work.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1997FordContourN/A—
1997FordCrown VictoriaN/AExc. Police Package
1997MercuryGrand MarquisN/A—
1996FordCrown VictoriaN/A—
1996MercuryGrand MarquisN/A—
1995FordCrown VictoriaN/Aw/ Rotary Switch; From 11/94
1995MercuryGrand MarquisN/A—
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1S455053-2282388924289F5AZ11654AHL6573LS283S2046SW713SW5210