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Courtesy lamp sensors are essential for your vehicle's interior lighting system, ensuring lights activate when doors open. A malfunctioning sensor can lead to inconvenient darkness or lights that stay on unnecessarily. Choosing a reliable replacement ensures proper functionality and prevents potential battery drain or safety issues.
Durable Construction & Materials: Crafted from high-grade ABS housing and corrosion-resistant metal components for extended service life. Its robust build stands up to constant use and harsh conditions inside your vehicle
Compatible With: 2007-2019 Toyota Tundra; 2008-2022 Toyota Sequoia; 2011-2020 Toyota Sienna. Verify compatibility with your vehicle's year, make, and model before purchase
OE Number: 842310C010 84231-0C010. Please verify your part number before purchase
Reliable Door-Controlled Lighting: Automatically activates interior dome lights when any door is opened for safe entry and exit. Ensures proper illumination by maintaining consistent circuit control with each door operation
Door Status Detection: Door light switch automatically controls the lighting of the interior lights by sensing the door opening and closing status, linking the door lights and ceiling lights with the door status, providing you with lighting and improving...
Sensitive Contact: Door lamp control switch is equipped with a sensitive pin connector that can quickly respond to the interior lights. The lighting is triggered when the door is opened, and it automatically delays extinguishing after the door is closed...
High-quality Materials: Made of high-quality plastic and metal, it is wear-resistant and corrosion-resistant. The metal contacts effectively ensure stable signal transmission. IP-level sealed waterproof design effectively resists rain and dust, ensures...
Compatible Models: Fit for Toyota Sequoia 2008-2022, Sienna 2011-2020, Tundra 2007-2019, replace part number 84231-0C010 842310C010
Fitment: Fit for Lexus LX470 1998-2007,for Lexus RX350 2007-2014,for Lexus RX400h 2006-2008,for Lexus SC430 2002-2010,for Toyota 4Runner 2003-2018,for Toyota Camry 2002-2011.
Fitment: Fit for Toyota Celica 2000-2005,for Toyota Corolla 2003-2019,for Toyota FJ Cruiser 2007-2014,for Toyota Highlander 2001-2013,for Toyota Land Cruiser 1998-2007,for Toyota Prius 2001-2015.
Compatible models: Door jamb switch fit for Toyota Tacoma Celica Mirai 4Runner C-HR FJ Cruiser
Replacement part number: 84231-08030
Material: Door frame switch is made of high-quality plastic, wear-resistant and easy to clean, with excellent quality
Signal prompt: When the door is not completely closed, door lamp switch will send a signal to the vehicle's control system, triggering an alarm sound/warning light to remind the driver and passengers to check and close the door
Last update on 2026-10-16 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Courtesy Lamp Sensors
Compatibility
Ensure the sensor is compatible with your vehicle's make, model, and year. Check the product description for a detailed compatibility list or consult your car's owner manual.
Sensor Type
Courtesy lamps typically use either a plunger-style or a magnetic sensor. Plunger sensors are activated by physical contact with the door, while magnetic sensors rely on a magnet attached to the door frame. Understand which type your vehicle uses for a direct replacement.
Build Quality and Durability
Look for sensors made from durable materials that can withstand environmental factors like moisture and temperature fluctuations. High-quality construction ensures a longer lifespan and consistent performance.
Frequently Asked Questions
How do I know if my courtesy lamp sensor is bad?
Common signs include interior lights not turning on when a door is opened, or lights staying on even when all doors are closed. Flickering interior lights can also indicate a faulty sensor.
Can I replace a courtesy lamp sensor myself?
Yes, replacing a courtesy lamp sensor is often a DIY-friendly repair. Most sensors are located near the door hinges or striker plates and can be accessed with basic tools.
Are all courtesy lamp sensors the same?
No, they are not. Sensors vary by vehicle make and model, and can also differ in their activation mechanism (plunger vs. magnetic). It's crucial to get a part specifically designed for your car.
How long do courtesy lamp sensors typically last?
With proper installation and normal use, courtesy lamp sensors can last for many years. However, exposure to harsh conditions or physical damage can shorten their lifespan.
As an Amazon Associate, we earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated and are subject to change.
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