OE Quality
60-Day Returns

Standard Ignition DS-613 Headlight Switch
Reliable Headlight Switch for Ford Cougar and Mercury Thunderbird
The Standard Ignition DS-613 headlight switch is designed to provide consistent and dependable control of your vehicle's headlights. Engineered specifically for Ford Cougar and Mercury Thunderbird models, this switch ensures proper fitment and functionality.
- Direct snap fit attachment method for secure installation
- Available in black, silver, and white colors to match interior styling
- Female rectangular connector with one connector for easy wiring
- Eight male blade terminals for reliable electrical connections
- Durable finish options including aluminum, ceramic, and plastic materials
- Operates on standard 12-volt electrical systems
Product Details and Specifications
The DS-613 headlight switch from Standard Ignition is built to meet the electrical and lighting needs of select Ford and Mercury vehicles. Its direct snap fit attachment method allows for straightforward replacement without the need for additional hardware. The switch features a female rectangular connector with a single connection point, simplifying the wiring process. With eight male blade terminals, it ensures stable and secure electrical contact. The switch is finished with a combination of aluminum, ceramic, and plastic materials, providing durability and resistance to wear. Available in black, silver, and white, it can complement the interior aesthetics of your Ford Cougar or Mercury Thunderbird. Designed for 12-volt systems, this switch supports standard automotive electrical requirements.
Compatible Vehicles and Applications
- Ford Cougar headlight electrical system replacement
- Mercury Thunderbird headlight switch repair or upgrade
- Resolving intermittent headlight operation issues
- Replacing faulty or worn headlight switches causing lighting failure
- Restoring proper headlight control functionality
Installation Notes and Tips
Installation of the Standard Ignition DS-613 headlight switch is straightforward due to its direct snap fit design. Before installation, disconnect the vehicle battery to prevent electrical shorts. Carefully remove the old switch by disengaging the snap fit and disconnecting the wiring harness. Align the new switch’s female rectangular connector with the vehicle’s wiring harness and snap it securely into place. Verify that all eight blade terminals are properly seated. After installation, test the headlight functions to ensure proper operation.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The DS-613 headlight switch undergoes rigorous quality control testing to maintain consistent standards. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in materials and workmanship under normal use.
| Brand | Standard Ignition |
| Part Number | DS-613 |
| Attachment Method | Direct, Snap Fit |
| Color | Black, Silver,White |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Finish | Aluminum, Ceramic, Plastic |
| Functions | Headlight |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Voltage | 12 |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1993 | Ford | Thunderbird | N/A | For vehicles equipped with automatic headlights |
| 1993 | Mercury | Cougar | N/A | For vehicles equipped with automatic headlights |
| 1992 | Ford | Thunderbird | N/A | For vehicles equipped with automatic headlights |
| 1992 | Mercury | Cougar | N/A | For vehicles equipped with automatic headlights |
| 1991 | Ford | Thunderbird | N/A | For vehicles equipped with automatic headlights |
| 1991 | Mercury | Cougar | N/A | For vehicles equipped with automatic headlights |
| 1990 | Ford | Thunderbird | N/A | For vehicles equipped with automatic headlights |
| 1990 | Mercury | Cougar | N/A | For vehicles equipped with automatic headlights |
| 1989 | Ford | Thunderbird | N/A | For vehicles equipped with automatic headlights |
| 1989 | Mercury | Cougar | N/A | For vehicles equipped with automatic headlights |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.