Keep your key turning smoothly and every start-circuit signal flowing with the Standard Ignition Ignition Starter Switch US-279. Built by a global manufacturer of original-equipment ignition products, it drops in as a direct-fit replacement for the 1995-2000 Lexus LS400, 1995-1999 Toyota Avalon, 1995-2004 Toyota Tacoma, 1996-2002 Toyota 4Runner, and 1996-2000 Toyota RAV4 — see the "Vehicles it fits" section for engine-level details.
- Copper alloy conductors: deliver strong electrical conductivity with low resistive losses.
- Quality-controlled build: managed throughout the manufacturing process, from componentry to finished product.
- 100% tested: each switch is verified for both mechanical and electrical switching performance.
- Robust design: high-grade materials built to meet the demands of today's service professional.
The ignition switch handles the electrical switching that powers accessory, run, and start circuits as the key is turned. Signs it may need replacing include a key that turns without cranking, intermittent power to accessories, or stalling as the switch position changes. If a failed ignition switch is the cause, this unit replaces it. Diagnose the condition before replacing, as these symptoms can have other causes.
Interchange: 18-0421
180421 · CS471 · IS73 · LS765 · KS6083 · 8445041010
This part cross-references / interchanges with the following part numbers:
CS471, IS73, LS765, KS6083, 18-0421, US-279, 8445041010
Frequently Asked Questions
What vehicles does the US-279 ignition switch fit?
It fits the 1995-2000 Lexus LS400, 1995-1999 Toyota Avalon, 1995-2004 Toyota Tacoma, 1996-2002 Toyota 4Runner, and 1996-2000 Toyota RAV4. Check the "Vehicles it fits" section for engine details.
What does an ignition switch do?
It handles the electrical switching that powers the accessory, run, and start circuits as you turn the key, signaling the starter and supplying power to key systems.
What are signs my ignition switch may be failing?
Common signs include a key that turns without cranking, intermittent power to accessories, or stalling as the switch position changes. Diagnose the cause before replacing.
What numbers does this switch interchange with?
It cross-references 18-0421 (180421), CS471, IS73, LS765, KS6083, and 8445041010.
Is this switch tested before it ships?
Yes. Each switch is 100% tested to verify both mechanical and electrical switching performance, and it is built with copper alloy conductors for strong conductivity.
