How to remove and install brake light switch on Mazda 3?

To take out the electrical connector at the switch, disconnect the connector, and then turn the switch 45-degrees clockwise to extract it. Installation is the opposite of removal and the brake light switch is self-adjusting. During the installation of the switch, one should not push hard on the brake pedal.

Genuine Mazda 3 Brake Light Switch

Brake Lamp Switch

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4 Brake Light Switches found

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Mazda 3 Parking Brake Switch Part Number: GJ6G-66-450
$11.63 MSRP: $15.50
You Save: $3.87 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch, Parking Lamp; Parking Brake Warning Switch
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2014-2018 Mazda 3 | Grand Touring, I Sport, I Touring, Sport, Touring, i Grand Touring, i SV, s Grand Touring, s Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Stoplamp Switch Part Number: BN7N-66-490A
$22.33 MSRP: $29.78
You Save: $7.45 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch, Stop-Lamp
- Replaces: BN7N-66-490
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2024 Mazda 3 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Grand Touring, I Sport, I Touring, Mazdaspeed, Preferred, Premium, S, SP23, Select, Select Sport, Sport, Touring, i, i Grand Touring, i SV, s Grand Touring, s Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Stoplamp Switch Part Number: BP4K-66-490B
$21.08 MSRP: $28.11
You Save: $7.03 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Switch, Light Brake
- Replaces: BP4K-66-490A
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2009 Mazda 3 | Mazdaspeed, S, SP23, i | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda 3 Parking Brake Warning Switch Part Number: GJ6A-66-450
$10.55 MSRP: $14.06
You Save: $3.51 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Switch, Parking Lamp
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2018 Mazda 3 | Grand Touring, I Sport, I Touring, Mazdaspeed, Sport, Touring, i Grand Touring, i SV, s Grand Touring, s Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS

Mazda 3 Brake Light Switch

The Mazda 3 Brake Light Switch is an electrical switch given to the vehicle to signal the back brake lights whenever the driver presses the brake pedal, to warn the traffic that the vehicle is either decelerating or halting. It is mounted under the dashboard, attached to a bracket that is located in such a way that the switch directly touches the pedal arm. When at rest with the pedal the internal contacts are open and the brake lamps are off, pressing the pedal moves the arm away, and the switch plunger moves, connecting the circuit and flipping the lamps in an instant. This very basic system makes sure that the warning lights will only come on when there is actual braking and this will enhance roadway communication during the day, during dark and during bad weather. The Mazda 3 design is based on the same basic design as many passenger cars, with the spring loaded plunger, conductive contacts and vehicle wiring working to provide good reliable illumination promptly. Since the unit is located within the cabin, it is not exposed to rain and road spray and this helps in ensuring consistency in performance. An operating Brake Light Switch can also be applied to provide other lighting circuits like the cruise control interlocks to detect pedal position, although its main role is to activate the brake lamps. Replacement involves adjusting the switch in order to find the right distance between the plunger and the pedal arm. The owners of a Mazda 3 must know that dim or unlit brake lamps may occur due to a misaligned, damaged, or electrically open Brake Light Switch, so it is important to ensure that this is addressed in time to prevent accidents in any Mazda.

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Mazda 3 Brake Light Switch Parts and Q&A

Stoplamp Switch
BN7N-66-490A
Q:
How to remove and install brake light switch on Mazda 3?
A:
To take out the electrical connector at the switch, disconnect the connector, and then turn the switch 45-degrees clockwise to extract it. Installation is the opposite of removal and the brake light switch is self-adjusting. During the installation of the switch, one should not push hard on the brake pedal.