8434010020 - Brake light switch, stop light switch 84340-10020
The 8434010020 / 84340-10020 Brake Light Switch is designed to activate the rear brake lights when the brake pedal is pressed. It ensures accurate signal transmission to improve driving safety and communication with surrounding vehicles. Built for reliable performance, it is suitable for daily and commercial vehicle use.




| Item | Details |
|---|---|
| Product Name | Brake Light Switch |
| OEM Numbers | 8434010020 / 84340-10020 |
| Type | Electrical Switch |
| Application | Brake System / Lighting Control |
| Function | Brake Signal Activation |
| Material | Plastic + Metal Contacts |
| Installation | Direct Replacement |
| Condition | New |


Q: What is the OEM number of this brake light switch?
A: The OEM numbers are 8434010020 and 84340-10020.
Q: What is the function of this part?
A: It turns on the brake lights when the brake pedal is pressed.
Q: Where is it installed?
A: It is installed near the brake pedal assembly.
Q: Is this an electrical component?
A: Yes, it is an electrical switch.
Q: How do I confirm compatibility?
A: Check the OEM number and vehicle system before selection.