How to replace the headlamp dimmer switch assembly on Toyota 4Runner?

Begin replacement of the headlamp dimmer switch assembly by taking off both steering wheel covers No.3 then steering wheel covers No.2. You must disconnect the connector followed by the removal of two screws that fasten the headlamp dimmer switch assembly. Install first the steering wheel cover lower No.2 before placing the steering wheel cover lower No.3.

How to remove and install the headlight dimmer switch on Toyota Tacoma?

Begin the removal process of the headlight dimmer switch by disconnecting the cable from the negative battery terminal then waiting for at least 90 seconds to avoid Air Bag activation. The front wheels should be positioned forward before you detach the No. 2 and No. 3 steering wheel lower covers together with the horn button assembly and steering wheel assembly. The procedure requires the removal of the steering column lower cover then the upper cover before proceeding to separate the spiral cable sub-assembly from the windshield wiper switch assembly. First disconnect the connector and then remove the headlight dimmer switch assembly through the process of disengaging its two securing claws. Installation begins when the headlight dimmer switch assembly is installed by engaging the 2 claws followed by clamping it and reconnecting its connector. Customers should replace all components starting with the windshield wiper switch assembly followed by the spiral cable sub-assembly and finally reinstall the steering column covers while maintaining the spiral cable at center position. The installation process of the steering wheel assembly includes center point and horn button assembly examination followed by the horn button assembly reinstallation. The last procedure requires attaching the cable to the negative battery terminal at 3.9 N.m (40 kgf.cm, 35 in.lbf) then inspecting the SRS warning light before reinstalling the No. 3 and No. 2 steering wheel lower covers.

OEM Toyota Dimmer Switch

Light Dimmer Switch

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235 Dimmer Switches found

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Toyota Headlamp Switch
Part Number: 84140-06390
$250.35 MSRP: $357.44
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch
Fits the following Toyota Models:
- Camry | 2007-2009 | SE, XLE | 4 Cyl 2.4 L GAS, 6 Cyl 3.5 L GAS
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Toyota Headlamp Switch
Part Number: 84140-06401
$229.26 MSRP: $327.33
You Save: $98.07 (30%)
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch
Fits the following Toyota Models:
- Camry | 2009-2011 | Base, Hybrid, LE | 4 Cyl 2.4 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.4 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.5 L GAS
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Toyota Dimmer Switch
Part Number: 84140-0C010
$75.24 MSRP: $105.61
You Save: $30.37 (29%)
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch; Headlamp Switch
Fits the following Toyota Models:
- Tundra | 2000-2006 | Base, Limited, SR5 | 6 Cyl 3.4 L GAS, 6 Cyl 4.0 L GAS, 8 Cyl 4.7 L GAS
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Toyota Instrument Light Rheostat, Passenger Side
Part Number: 84119-AA010
$159.06 MSRP: $225.18
You Save: $66.12 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Rheostat, Light Control; Instrument Panel Dimmer Switch; Rheostat
- Position: Passenger Side
Fits the following Toyota Models:
- Camry | 2002-2004 | LE, SE, XLE | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS
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Toyota Dimmer Switch
Part Number: 84140-06260
$250.23 MSRP: $357.27
You Save: $107.04 (30%)
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Combination Switch; Multi Purpose Switch; Headlamp Switch
- Manufacturer Note: W(DAY TIME RUNNING LIGHT SYSTEM & FOG LAMP)
Fits the following Toyota Models:
- Camry | 2004-2006 | Base, LE, SE, XLE | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS
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Toyota Signal Switch
Part Number: 84140-08041
$148.51 MSRP: $210.23
You Save: $61.72 (30%)
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Turn Signal & Combination Lever
Fits the following Toyota Models:
- Sienna | 2007-2010 | CE, LE, Limited, XLE | 6 Cyl 3.5 L GAS
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Toyota Instrument Light Rheostat, Passenger Side
Part Number: 84119-02050
$158.38 MSRP: $224.20
You Save: $65.82 (30%)
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Product Specifications
- Other Name: Rheostat, Light Control; Instrument Panel Dimmer Switch; Rheostat
- Manufacturer Note: TYPE A:REFER TO ILLUSTRATION
- Position: Passenger Side
Fits the following Toyota Models:
- Corolla | 2006-2008 | CE, S | 4 Cyl 1.8 L GAS
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Toyota Multifunction Switch
Part Number: 84140-08090
$147.92 MSRP: $209.40
You Save: $61.48 (30%)
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Turn Signal & Combination Lever; Multi Purpose Switch; Signal Switch
- Manufacturer Note: DAYTIME RUNNING LIGHT SYSTEM-WITH
Fits the following Toyota Models:
- Sienna | 2011-2012 | Base, LE | 4 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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Toyota Headlamp Switch
Part Number: 84140-06540
$186.74 MSRP: $266.61
You Save: $79.87 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch
Fits the following Toyota Models:
- Camry | 2012-2014 | Hybrid SE, Hybrid XLE, SE, SE Sport, XLE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS, 6 Cyl 3.5 L GAS
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Toyota Multifunction Switch
Part Number: 84140-08131
$146.63 MSRP: $207.56
You Save: $60.93 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch
Fits the following Toyota Models:
- Sienna | 2012-2014 | Base, LE, SE | 4 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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Toyota Switch
Part Number: 84152-08010
$94.16 MSRP: $132.17
You Save: $38.01 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch, Headlamp Leveling
- Manufacturer Note: HEADLAMP-DISCHARGE
Fits the following Toyota Models:
- Sienna | 2011-2014 | Base, L, LE, Limited, SE, XLE | 4 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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Toyota Instrument Light Rheostat, Passenger Side
Part Number: 84119-02020
$122.94 MSRP: $174.03
You Save: $51.09 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Rheostat, Light Control; Instrument Panel Dimmer Switch; Rheostat
- Manufacturer Note: TYPE A:REFER TO ILLUSTRATION
- Position: Passenger Side
Fits the following Toyota Models:
- Corolla | 2003-2005 | CE, LE, S | 4 Cyl 1.8 L GAS
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Toyota Multifunction Switch
Part Number: 84140-08150
$150.01 MSRP: $212.36
You Save: $62.35 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch
Fits the following Toyota Models:
- Sienna | 2012-2014 | SE | 6 Cyl 3.5 L GAS
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Toyota Multifunction Switch
Part Number: 84140-08080
$130.53 MSRP: $184.79
You Save: $54.26 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Turn Signal & Combination Lever; Multi Purpose Switch; Signal Switch
- Manufacturer Note: CANADA SPEC&DAYTIME RUNNING LIGHT SYSTEM-WITH
Fits the following Toyota Models:
- Sienna | 2011-2012 | Base, LE | 4 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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Toyota Multifunction Switch
Part Number: 84140-08160
$112.11 MSRP: $157.37
You Save: $45.26 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Combination Switch; Multi Purpose Switch; Signal Switch
Fits the following Toyota Models:
- Sienna | 2015-2020 | L, LE, XLE, XLE Premium | 6 Cyl 3.5 L GAS
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Toyota Dimmer Switch
Part Number: 84140-0C020
$83.06 MSRP: $116.59
You Save: $33.53 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Instrument Panel Dimmer Switch; Combination Switch; Multi Purpose Switch; Headlamp Switch
Fits the following Toyota Models:
- Sequoia | 2001-2007 | SR5 | 8 Cyl 4.7 L GAS
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Toyota Headlamp Dimmer Switch
Part Number: 84140-32130
Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Multi Purpose Switch
Fits the following Toyota Models:
- Camry | 1989-1991 | Base, DLX, DLX All Trac, LE, LE All Trac | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Toyota Dimmer Switch
Part Number: 84140-33150
Product Specifications
- Other Name: Switch Assembly, Headlamp Dimmer; Combination Switch; Multi Purpose Switch; Headlamp Switch
Fits the following Toyota Models:
- Camry | 2002-2004 | LE, SE, XLE | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS
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Toyota Instrument Light Rheostat, Passenger Side
Part Number: 84119-32031-01
Product Specifications
- Other Name: Rheostat, Light Control
- Manufacturer Note: BLACK,BLACK,TRIM1#,8#
- Position: Passenger Side
- Replaces: 84119-32031-16, 84119-32031-03, 84119-32030-06, 84119-32031-04, 84119-32030-01, 84119-32031-06
Fits the following Toyota Models:
- Camry | 1984 | DLX, LE | 4 Cyl 1.8 L DIESEL, 4 Cyl 2.0 L GAS
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Toyota Light Switch
Part Number: 84112-29395
Product Specifications
- Other Name: Switch; Multi Purpose Switch; Headlamp Switch
- Replaces: 84112-39215
Fits the following Toyota Models:
- Camry | 1984 | DLX, LE | 4 Cyl 1.8 L DIESEL, 4 Cyl 2.0 L GAS

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Toyota Dimmer Switch

OEM parts deliver unmatched quality you can rely on. They pass extensive quality control inspections. Toyota produces them to the official factory specifications. This process helps prevent defects and imperfections. So you can get exceptional lifespan and a flawless fit. Need new OEM Toyota Dimmer Switch? You'll love our wide selection of genuine options. Shop in minutes and skip the hunt. Our prices are unbeatable, you'll save time and money. It's easy to shop and find the right piece. Our committed customer service team gives professional help from start to finish. Every part includes a manufacturer's warranty. We ship quickly, your parts will arrive fast at your door.

Toyota Dimmer Switch allows drivers to switch between beam settings in a faster day night vision. Toyota began in 1937, expanded internationally and continues to value lean manufacturing, which converts waste into nonexistence. Issues found on the line are spotted by workers and assembly stops until the fix is nailed. The TNGA platform of the company reduces weight, decreases the center of gravity, and enhances steering. Its Hybrid Synergy Drive continues to receive refinements, which provide the Prius and numerous other models with spirited torque and thrifty consumption. In 2024 the brand took the RAV4 Plug-in Hybrid to 42 electric miles, and that is evolution never giving up. Consumers have faith in Toyota since the car models drive long, consume fuel, and shake off harsh weather and potholes. Such strength helps save the owners money not months but years. The Dimmer Switch is placed on the column, in the place where the fingers of the driver fall, without looking. The clicking is sharp forward to the high beams, the pulling backwards to the low, and the tapping to the right or left, which switches to the flash-to-pass. Micro-spring within the Dimmer Switch helps to overcome dust and heat, therefore the control of light remains sharp even after several years. All existing Toyota wiring harnesses are compatible with the Dimmer Switch plug and therefore require no wire-cutting by swappers at upgrades or cross-generational repairs. The Dimmer Switch also regulates the brightness of dash lamps during night running, saving the eyes but leaving road awareness intact.

Toyota Dimmer Switch Parts and Q&A

Dimmer Switch
84140-14120
Q: How to replace the headlamp dimmer switch assembly on Toyota 4Runner?
A:
Begin replacement of the headlamp dimmer switch assembly by taking off both steering wheel covers No.3 then steering wheel covers No.2. You must disconnect the connector followed by the removal of two screws that fasten the headlamp dimmer switch assembly. Install first the steering wheel cover lower No.2 before placing the steering wheel cover lower No.3.
Instrument Light Rheostat, Passenger Side
84119-04020
Q: How to remove and install the headlight dimmer switch on Toyota Tacoma?
A:
Begin the removal process of the headlight dimmer switch by disconnecting the cable from the negative battery terminal then waiting for at least 90 seconds to avoid Air Bag activation. The front wheels should be positioned forward before you detach the No. 2 and No. 3 steering wheel lower covers together with the horn button assembly and steering wheel assembly. The procedure requires the removal of the steering column lower cover then the upper cover before proceeding to separate the spiral cable sub-assembly from the windshield wiper switch assembly. First disconnect the connector and then remove the headlight dimmer switch assembly through the process of disengaging its two securing claws. Installation begins when the headlight dimmer switch assembly is installed by engaging the 2 claws followed by clamping it and reconnecting its connector. Customers should replace all components starting with the windshield wiper switch assembly followed by the spiral cable sub-assembly and finally reinstall the steering column covers while maintaining the spiral cable at center position. The installation process of the steering wheel assembly includes center point and horn button assembly examination followed by the horn button assembly reinstallation. The last procedure requires attaching the cable to the negative battery terminal at 3.9 N.m (40 kgf.cm, 35 in.lbf) then inspecting the SRS warning light before reinstalling the No. 3 and No. 2 steering wheel lower covers.