How to Properly Install and Service a Brake Light Switch on Toyota Prius?

Installation of the stop light switch assembly begins with placing the assembly before connecting the cable to the negative battery terminal. Known as initialization the process becomes essential after cable removal from the negative (-) battery terminal.

How to remove the Brake Light Switch assembly on Toyota Prius?

Before starting the stop light switch assembly removal process you should disconnect the negative battery terminal cable and wait 90 seconds to stop Air Bag and seat belt pretensioner activation. The removal of stop light switch assembly should be the next step after disconnecting battery cable.

OEM Toyota Prius Brake Light Switch

Brake Lamp Switch

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10 Brake Light Switches found

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Toyota Prius Switch Assembly, Stop Lamp
Part Number: 84340-04030
$75.59 MSRP: $106.11
You Save: $30.52 (29%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Brake Light Switch
- Manufacturer Note: W(CRUISE CONTROL)
- Replaces: 84340-0E020, 84340-32070, 84340-20060
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2001-2003 Toyota Prius | Base | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Switch Assembly, Stop Lamp
Part Number: 84340-69075
$43.61 MSRP: $60.69
You Save: $17.08 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Brake Light Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2010-2011 Toyota Prius | Base | 4 Cyl 1.8 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Stoplamp Switch
Part Number: 84340-59645
$48.62 MSRP: $67.69
You Save: $19.07 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Stop Lamp; Brake Light Switch; Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2012-2015 Toyota Prius | Five, Four, One, Persona Series, Three, Two | 4 Cyl 1.8 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Stoplamp Switch
Part Number: 84340-49085
$34.64 MSRP: $48.22
You Save: $13.58 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Stop Lamp; Brake Light Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2016-2020 Toyota Prius | Four, Four Touring, L Eco, LE, Limited, One, Three, Three Touring, Two, Two Eco, XLE | 4 Cyl 1.8 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Switch Assembly, Stop Lamp
Part Number: 84340-49075
$34.64 MSRP: $48.22
You Save: $13.58 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Brake Light Switch
- Manufacturer Note: PRE-COLLISION SYSTEM-WITH
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2016-2020 Toyota Prius | Four, Four Touring, L Eco, LE, Limited, One, Three, Three Touring, Two, Two Eco, XLE | 4 Cyl 1.8 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Stoplamp Switch
Part Number: 84340-32050
$31.89 MSRP: $44.39
You Save: $12.50 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Stop Lamp; Brake Light Switch; Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2001-2003 Toyota Prius | Base | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Stoplamp Switch
Part Number: 84340-30100
$40.73 MSRP: $56.69
You Save: $15.96 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Stop Lamp; Brake Light Switch
- Manufacturer Note: USA VALUE PACKAGE
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009 Toyota Prius | Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Switch Assembly, Stop Lamp
Part Number: 84340-47020
$85.78 MSRP: $120.42
You Save: $34.64 (29%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Brake Light Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004-2008 Toyota Prius | Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Stoplamp Switch
Part Number: 84340-30110
$38.95 MSRP: $54.21
You Save: $15.26 (29%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Switch Assembly, Stop Lamp; Brake Light Switch; Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009 Toyota Prius | Base, Touring | 4 Cyl 1.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Prius Switch Assembly, Stop Lamp
Part Number: 84340-19095
$40.62 MSRP: $56.54
You Save: $15.92 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Brake Light Switch
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2021-2023 Toyota Prius | 2020 Edition, L Eco, LE, Limited, XLE | 4 Cyl 1.8 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV)

Toyota Prius Brake Light Switch

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Toyota Prius Brake Light Switch Parts and Q&A

Stoplamp Switch
84340-30110
Q: How to Properly Install and Service a Brake Light Switch on Toyota Prius?
A:
Installation of the stop light switch assembly begins with placing the assembly before connecting the cable to the negative battery terminal. Known as initialization the process becomes essential after cable removal from the negative (-) battery terminal.
Stoplamp Switch
84340-30100
Q: How to remove the Brake Light Switch assembly on Toyota Prius?
A:
Before starting the stop light switch assembly removal process you should disconnect the negative battery terminal cable and wait 90 seconds to stop Air Bag and seat belt pretensioner activation. The removal of stop light switch assembly should be the next step after disconnecting battery cable.

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