Toyota 84340-04030 Switch Assy, Stop Lamp

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Removal and installation note, The lock nut of the brake pedal adjustment is located at the top of the brake pedal, not the switch. A bracket at the top of the brake pedal holds the brake light switch. Loosen the locknut then unscrew the switch from its bracket. Remove the lower panel fastener on driver's side before unclipping and removing it. Disconnect a wiring harness at a brake light switch. In 2013 and earlier models, loosen the locknut and unscrew the switch from the pedal bracket. In 2014 and later models, rotate this counterclockwise and remove it from a bracket. Insert stoplight switch until threaded end contacts pedal stop. For 2013 or older models, plug in electrical connector then move on to next procedure. On 2014 and later models, rotate clockwise to connect electrical connector then clockwise to connect electrical connector To reverse remainder installation for removal use below information provided above for direction. Adjustment for 2013 and earlier models, Check for proper height of brake pedal one should do this by loosing up locknut of switch so that it plunger protrusion falls within desired range as provided by manufacturer. Where unable to measure this distance adjust plunger so that it lightly engages with pedal stop Tighten up on locknut once done Hereafter, plug in an electric connector into your switches Ensure that when you press on your brake pedals, they show lights "ON" but are "OFF" when you release them; otherwise adjust again until bulbs function satisfactorily Check free play of your brake pedals if need be.

At the top of the brake pedal is where the brake light switch is located. To remove it, detach the wiring harness from the brake light switch before then unscrewing and loosening the switch from its bracket on the pedal. The installation process is simply reverse of removing. For adjustment, check and, if necessary, adjust brake pedal height. Loosen the switch locknut, and adjust the switch so that the distance the plunger protrudes is within the range specifications. If you're unable to measure this distance, adjust the plunger so that it lightly contacts the pedal stop. Tighten the locknut. Plug electric connector into switch and reconnect battery; this is a good time to ensure that when depressed, brake lights still come on or go off as well as when released for them to be replaced in case it happens. If not, repeat adjustment procedure until brake lights work properly.

Reconnect the battery and ensure that the brake lights function properly when the pedal is depressed and released. Repeat the adjustment procedure if necessary.

The brake light switch is responsible for opening and closing the brake light circuit, allowing current to flow to the brake lights when the pedal is depressed.