Standard Ignition Brake Light Switch P/N:SLS637
Help your brake lights respond when you press the pedal with the Standard Ignition switch SLS590, a direct-fit OE-replacement stoplight switch that turns the brake lights on as the brake pedal is applied. It fits many vehicles, among them the 2018-2020 Toyota Camry, 2016-2019 Toyota Highlander and 2019-2022 Lexus ES350. See the Buyer's Guide tab for the full list and engine details.
Standard Ignition designs this brake light switch as a direct-fit OE replacement, intended to restore stoplight switch function on the listed applications. Key features from the manufacturer:
Signs this switch may need replacing include brake lights that stay on, brake lights that fail to light when the pedal is pressed, and lights that work only some of the time. A burned-out bulb, blown fuse or wiring fault can cause the same symptoms, so diagnose the cause before replacing the switch.
Interchange: S42095 · SL1141 · 8434009280
This part cross-references / interchanges with the following part numbers:
Is this the right brake light switch for a 2018-2020 Toyota Camry?
Yes. The SLS590 is listed as a direct-fit replacement for the 2018-2020 Toyota Camry, and the Buyer's Guide tab shows the full fitment chart with engine details.
Does the SLS590 fit other Toyota and Lexus models?
Yes. It is also listed for the 2016-2019 Toyota Highlander and the 2019-2022 Lexus ES350, among others. The Buyer's Guide tab has the full fitment chart.
What does a stoplight switch do?
It turns the brake lights on when the brake pedal is pressed and off when the pedal is released. The SLS590 is Standard Ignition's direct-fit OE-replacement stoplight switch.
What are the signs of a failing brake light switch?
Brake lights that stay on, don't come on or flicker can mean the switch is failing. Bulbs, fuses and wiring can cause the same symptoms, so diagnose the cause before you replace the switch.
How is the SLS590 built and tested?
It uses copper alloy conductors and a spring and contact arrangement designed to reduce arcing. Each switch is 100% tested for mechanical and electrical switching performance.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.