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Tridon Break Light Switch - TBS138

SKU: 4901978 / SP146429 Part Number: TBS138
The stop light switch is a mechanical and electrical switching device used to control operation of vehicle stop lights. A secondary function of the switch may be to disengage the cruise control when the brake pedal is applied. A faulty stop light switch may cause the stop lights to be inoperable, or alternatively remain permanently on. The stop light switch must be compatible vehicle brake and electrical systems, always refer to the vehicle application list to ensure correct part number selection.
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The Tridon Brake Light Switch, also known as the stop light switch, is a crucial component in a vehicle's braking and electrical system. Its primary function is to control the operation of the vehicle's brake lights, but it may also serve a secondary function related to cruise control disengagement. 

Features:

Brake Light Control: The brake light switch is responsible for turning on the brake lights when the driver presses the brake pedal. When the brake pedal is depressed, the switch is activated, completing an electrical circuit and causing the brake lights to illuminate. This is a critical safety feature, as it informs drivers behind the vehicle that the brakes are being applied.

Cruise Control Disengagement: In some vehicles, the brake light switch also has a secondary function of disengaging the cruise control system when the brake pedal is pressed. This is a safety feature to ensure that the vehicle's speed control system is deactivated when the driver applies the brakes.

Compatibility: Like other automotive components, it's essential to ensure that the brake light switch is compatible with the specific vehicle's brake and electrical systems. Using the correct part number is crucial for accurate fitment and proper functionality.

Faulty Switch Consequences: A faulty or malfunctioning brake light switch can have two common issues:

  • Inoperable Brake Lights: If the switch fails to engage when the brake pedal is pressed, the brake lights will not turn on. This not only poses a safety hazard by making it difficult for other drivers to recognize that the vehicle is slowing down or stopping, but it can also result in traffic violations.
  • Permanently On Brake Lights: Conversely, if the switch gets stuck in the engaged position or fails to disengage when the brake pedal is released, the brake lights may remain illuminated even when not needed. This can confuse other drivers and reduce the lifespan of the bulbs.

The Tridon Brake Light Switch (stop light switch) is a critical component that controls the operation of the brake lights and, in some cases, the disengagement of cruise control. A properly functioning switch is essential for road safety and compliance with traffic regulations. Always refer to the vehicle application list to select the correct part number for compatibility with the specific vehicle.

Circuit:Resistance Circuit
Pins:3

Tridon Break Light Switch - TBS138

$119.99