Standard Ignition Brake Light Switch P/N:SLS637
Help your brake lights come on when you press the pedal with the Standard Ignition Brake Light Switch SLS586, a stoplight switch that switches the brake lamp circuit as the brake is applied and released. It fits many vehicles, among them the 2015-2018 Toyota RAV4, 2012-2015 Toyota Prius and 2014-2015 Toyota Prius Plug-In. See the Buyer's Guide tab for the full list.
Signs this part may need replacing include brake lights that stay on, brake lights that do not come on, or stoplights that work only some of the time. Bulbs, fuses and wiring can cause the same symptoms, so diagnose the brake lamp circuit first. If a failed stoplight switch is the cause, SLS586 replaces it.
Interchange: S42091 · SW9709 · SL1137 · 8434039015 · 8434059645
This part cross-references / interchanges with the following part numbers:
What does a brake light switch do?
It senses when the brake pedal is applied and switches the brake lamp circuit, so the stoplights come on when you press the pedal and go off when you release it.
Is this the right RAV4 switch for my 2015-2018 Toyota RAV4?
Yes. SLS586 is listed as a direct-fit brake light switch for the 2015-2018 Toyota RAV4. The Buyer's Guide tab shows every listed vehicle.
Does this Prius switch also fit the Prius Plug-In?
Yes. It is listed for the 2012-2015 Toyota Prius and the 2014-2015 Toyota Prius Plug-In. The Buyer's Guide tab lists the other Toyota and Lexus models it fits.
What are the signs a brake light switch may need replacing?
Brake lights that stay on, do not light, or work only some of the time. Bulbs, fuses and wiring can cause the same symptoms, so diagnose the circuit before you replace the switch.
How is the SLS586 built and tested?
It uses copper alloy conductors for superior electrical conductivity with low resistive losses. Every switch undergoes 100% testing of its 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.