HomeElectrical, Lighting and Body > SwitchesStandard Ignition SLS-171 Brake Light Switch
Part #: SLS-171

Standard Ignition SLS-171 Brake Light Switch

⚙️ 34 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche, Mercury, Dodge, and Chrysler, 928, 968, Capri, 944, Dynasty, 924, Conquest, New Yorker, and Town & Country
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Brake Light Switch for Chrysler, Mercury, and Porsche Vehicles

The Standard Ignition SLS-171 brake light switch is designed to provide consistent and accurate brake light activation for select Chrysler, Mercury, and Porsche models. Engineered with durable metal construction and a screw-in attachment method, this switch ensures a secure fit and reliable performance.

Key Features of the Standard Ignition SLS-171 Brake Light Switch

  • Terminal Quantity: 2 for efficient electrical connection
  • Connector Gender: Female with a single round connector
  • Terminal Gender: Male blade terminals for secure contact
  • Activation Style: Switch type for precise brake light engagement
  • Attachment Method: Screw-in design for easy installation
  • Voltage: 12 volts compatible with standard automotive electrical systems
  • Material: Durable metal construction for long-lasting use
  • No hardware or mounting brackets included
  • Wiring harness not included

Detailed Description of the SLS-171 Brake Light Switch

The Standard Ignition SLS-171 brake light switch is specifically engineered to meet the electrical and mechanical requirements of various Chrysler, Mercury, and Porsche vehicles, including models such as the Porsche 924, 928, 944, 968, Mercury Capri, Conquest, and Chrysler New Yorker and Town & Country. Featuring a screw-in attachment method, this brake light switch offers a secure and stable installation. The switch uses a two-terminal setup with male blade terminals and a female round connector, ensuring compatibility with existing wiring harnesses. Operating at 12 volts, it integrates seamlessly with the vehicle’s electrical system to activate brake lights promptly when the brake pedal is pressed.

Common Applications and Issues Addressed by the SLS-171 Brake Light Switch

  • Restores brake light functionality in Chrysler, Mercury, and Porsche vehicles
  • Resolves intermittent or non-functioning brake lights caused by faulty switches
  • Eliminates brake light flickering or delayed activation
  • Ensures proper brake light operation for vehicle safety and compliance
  • Replaces worn or damaged brake light switches to maintain electrical integrity

Installation Notes and Tips for the SLS-171 Brake Light Switch

  • Designed for screw-in installation; ensure threads are clean and free of debris
  • Verify connector orientation: female round connector mates with male blade terminals
  • Disconnect the vehicle battery before installation to prevent electrical shorts
  • Check brake pedal clearance and switch activation point after installation
  • Use appropriate tools to avoid damaging the metal housing during installation

Quality Assurance and Warranty Information

Standard Ignition manufactures the SLS-171 brake light switch to meet OEM specifications for fit, form, and function. The metal construction and precise terminal design contribute to reliable performance over time. While no mounting hardware or wiring harness is included, the switch is built to integrate with existing vehicle components. Standard Ignition typically offers a limited warranty on their electrical parts; please refer to the product documentation or manufacturer’s website for specific warranty details.

BrandStandard Ignition
Part NumberSLS-171
Connector GenderFemale
Terminal GenderMale
Terminal TypeBlade Terminals

This part fits 34 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995Porsche9285.4LV8N/A
1995Porsche968N/A
1994MercuryCapriN/ABrake Light Switch for vehicles with Cruise Control.
1994Porsche9285.4LV8N/A
1994Porsche968N/A
1993MercuryCapriN/ABrake Light Switch for vehicles with Cruise Control.
1993Porsche9285.4LV8N/A
1993Porsche968N/A
1992MercuryCapriN/ABrake Light Switch for vehicles with Cruise Control.
1992Porsche968N/A
1991MercuryCapriN/ABrake Light Switch for vehicles with Cruise Control.
1991Porsche9285.0LV8N/A
1991Porsche944N/A
1990Porsche9285.0LV8N/A
1990Porsche944N/A
1989Porsche9285.0LV8N/A
1989Porsche944N/A
1988ChryslerNew YorkerN/A
1988Porsche924N/A
1988Porsche9285.0LV8N/A
1988Porsche944N/A
1987ChryslerConquest2.6LL4N/ABrake Light Switch for vehicles with Cruise Control.
1987ChryslerNew YorkerN/ABrake Light Switch for vehicles with Cruise Control.
1987ChryslerTown & Country2.2LL4N/ABrake Light Switch for vehicles with Cruise Control.
1987ChryslerTown & Country2.5LL4N/ABrake Light Switch for vehicles with Cruise Control.
1987Porsche924N/A
1987Porsche9285.0LV8N/A
1987Porsche944N/A
1986Porsche944N/A
1985Porsche944N/A
1984Porsche9442.5LL4N/A
1983Porsche9442.5LL4N/A
1982Porsche9242.0LL4N/A
1981Porsche9242.0LL4N/A

* 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:

18-19481S6954201-1478437359147794551553-5462388924627EG638RB406S6042SL350

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.