84140-47140 Toyota Genuine New Headlamp and 50 similar items

Toyota Genuine Headlamp Switch Assembly – 84140-47140 Product Overview The Toyota Genuine Headlamp Switch Assembly (84140-47140) is an OEM combination headlamp and dimmer switch designed to control the vehicle’s lighting system, including headlights (ON/OFF), high beam, low beam, and turn signal functions. Mounted on the steering column, this switch allows the driver to operate lighting functions safely and efficiently. Manufactured to Toyota factory standards, it ensures precise electrical control, durability, and seamless integration with the vehicle’s lighting system. Product Specifications Specification Details Part Number 84140-47140 Product Name Switch Assy – Headlamp Dimmer Brand Toyota Genuine Manufacturer Toyota Motor Corporation Category Electrical / Switch Control Components Component Type Headlamp / Dimmer / Combination Switch Position Steering Column (Indicator Stalk) Condition New Genuine Part Material High-grade plastic housing + electrical contacts Application Headlight and signal control system Supersession Replaces 84140-12720, 84140-12680 Technical Details OEM Combination Switch Design Integrates multiple functions, including headlight control, high/low beam switching, and turn signal operation into a single unit. Headlamp Dimmer Function Allows switching between low beam and high beam for improved nighttime visibility and driving safety. Multi-Function Control Module Acts as a central control interface for exterior lighting, ensuring proper signal communication with the vehicle’s electrical system. Durable Electrical Contacts Built with high-quality internal contacts to ensure stable electrical conductivity and long service life. Direct OEM Fitment Designed to match factory connectors, mounting points, and steering column integration for plug-and-play installation. Function Benefits Primary Function Controls the operation of headlights and lighting modes, allowing the driver to switch between OFF, parking lights, low beam, and high beam. Key Benefits Enables full control of the vehicle lighting system Smooth switching between high and low beams Integrated turn signal functionality Improves nighttime driving safety OEM fit ensures reliable electrical connection Durable construction for long-term use Signs of Replacement Replace the headlamp switch if you notice: Headlights not turning ON/OFF properly High beam or low beam not working Flickering or intermittent lighting Turn signals are malfunctioning Loose or worn switch lever Burning smell or electrical fault Compatibility Vehicle Applications The Toyota 84140-47140 switch is commonly used in: Make Model Range Application Notes Toyota Corolla (2009–2013) Headlamp switch 1.8L engines Toyota Prius (2004–2015) Combination switch Hybrid models Toyota Highlander (2008–2011) Light control switch Multiple engine variants Scion xB / tC / iQ Lighting control Shared platform ? Compatibility depends on trim level (auto headlamp or manual), steering controls, and model year. Always confirm via VIN before installation. Installation / Service Notes Disconnect the battery before installation Remove steering column covers Disconnect wiring harness from old switch Remove mounting screws or clips Install new switch in the correct position Reconnect wiring and test all lighting functions Quality Reliability Toyota Genuine switch assemblies are engineered for precise electrical control, durability, and long-term reliability, ensuring consistent lighting operation and driver safety. Why Choose Toyota Genuine 84140-47140 Genuine OEM Toyota electrical component Multi-function control (headlamp + dimmer + signal) Perfect fit with steering column assembly Reliable and durable electrical performance Ensures safe and proper lighting operation Restores factory functionality