/live/media/SI/SI_SLS69_Fro.jpg)
Standard Ignition SLS-69 Brake Light Switch
| Brand | Standard Ignition SLS-69 |
|---|---|
| Color | Metal |
| Connector Gender | Female |
| Finish | Metal |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Fits | Ford and Mercury · 19 vehicles |
OE-quality design. Built to meet demanding service needs with complete quality control.
Durable housing. Brass or high-impact composite construction for lasting performance.
Reduced arcing. Special spring and contact arrangement extends service life.
Cross-references Four Seasons 58106, 1S5371 and 4-810 for the same application. See all 12.
Brake Light Switch for Ford and Mercury Applications
Standard Ignition SLS-69 is a brake light switch built for dependable stoplamp signal control in classic Ford and Mercury vehicles. It uses a metal housing, a female connector, and blade-style terminals to support consistent electrical contact in demanding service conditions.
Key Features
- Metal finish and metal housing for durable under-dash service
- Female connector with 1 connector interface
- 2 male blade terminals for straightforward electrical connection
- Special spring and contact design to reduce arcing and extend service life
- Copper alloy conductors for strong electrical conductivity and low resistive loss
- 100% tested for mechanical and electrical switching performance
Detailed Description
The Standard Ignition SLS-69 brake light switch is engineered for direct stoplamp circuit control in vehicles such as the Ford Mustang, Ford Thunderbird, Mercury Cougar, and Mercury Marquis. Standard Ignition uses robust materials and controlled manufacturing processes to deliver consistent switching action and stable electrical performance. This part number, SLS-69, is built to meet the needs of service work where reliable brake pedal signal transfer is required.
This part cross-references Four Seasons 58106 for the same application.
What It Helps Solve
- Brake lamps that do not illuminate when the pedal is pressed
- Intermittent stoplight operation caused by worn switch contacts
- Electrical resistance issues in the brake light circuit
- Delayed or inconsistent brake pedal signal to the lighting system
- Service replacement needs on classic Ford Mustang and Mercury Cougar applications
Installation Notes and Tips
Verify connector style, terminal layout, and vehicle application before installation. Confirm the switch is matched to the brake system configuration on the vehicle, including 1967 Ford Thunderbird with standard brake and 1967 Mercury Cougar with manual brake. Inspect the connector and terminals for corrosion or looseness before reconnecting the harness.
Quality Assurance
Standard Ignition maintains quality control from component manufacturing through final assembly. The SLS-69 is 100% tested to verify both mechanical actuation and electrical switching performance.
Compatible Vehicles
- Fits 1965-1970 Ford Mustang, N/A
- Fits 1968-1970 Mercury Cougar, N/A
- Fits 1965-1968 Ford LTD, N/A
- Fits 1967-1968 Mercury Marquis, N/A
- Fits 1967 Ford Thunderbird, N/A, w/ Std. Brake
- Fits 1967 Mercury Cougar, N/A, w/ Manual Brake
- Fits 1965-1966 Ford Thunderbird, N/A
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1970 | Ford | Mustang | — | — | N/A | — |
| 1970 | Mercury | Cougar | — | — | N/A | — |
| 1969 | Ford | Mustang | — | — | N/A | — |
| 1969 | Mercury | Cougar | — | — | N/A | — |
| 1968 | Ford | LTD | — | — | N/A | — |
| 1968 | Ford | Mustang | — | — | N/A | — |
| 1968 | Mercury | Cougar | — | — | N/A | — |
| 1968 | Mercury | Marquis | — | — | N/A | — |
| 1967 | Ford | LTD | — | — | N/A | — |
| 1967 | Ford | Mustang | — | — | N/A | — |
| 1967 | Ford | Thunderbird | — | — | N/A | w/ Std. Brake |
| 1967 | Mercury | Cougar | — | — | N/A | w/ Manual Brake |
| 1967 | Mercury | Marquis | — | — | N/A | — |
| 1966 | Ford | LTD | — | — | N/A | — |
| 1966 | Ford | Mustang | — | — | N/A | — |
| 1966 | Ford | Thunderbird | — | — | N/A | — |
| 1965 | Ford | LTD | — | — | N/A | — |
| 1965 | Ford | Mustang | — | — | N/A | — |
| 1965 | Ford | Thunderbird | 6.4L | V8 | N/A | — |
| No rows match your filter. | ||||||