Standard Ignition WP-437 Windshield Wiper Switch

Wiper Switch for Toyota and Lexus

Restore windshield wiper and washer control with this Standard Ignition wiper switch, part number WP-437. It is a new, black, direct-fit switch with snap-fit attachment and the correct connector and terminal layout for listed Toyota and Lexus applications.

• Direct, snap-fit attachment for straightforward replacement
• Black plastic finish
• Male connector design with 2 connectors and 4 + 2 blade terminals
• Includes windshield washer spray function
• Includes windshield wiper delay setting
• Includes windshield wiper speed setting
• Displayed design for easy dash integration

Detailed Product Overview

Standard Ignition WP-437 is a replacement wiper switch built for vehicles that use intermittent, variable intermittent, and speed-controlled windshield wiper operation. The switch also includes washer spray control, making it a practical OE-style replacement for drivers dealing with worn contacts, intermittent function loss, or inconsistent wiper response. Compatible With 2009-2013 Toyota Tundra, 2009-2011 Toyota Tacoma, 2009-2011 Toyota Camry, 2008-2011 Toyota Corolla, 2007-2008 Toyota Yaris, and select Lexus CT200h and ES350 applications, depending on equipment and build details.

This part cross-references Beck/Arnley 201-2751 for the same application.

Common Problems This Part Can Address

• Wipers that do not respond to delay or speed settings
• Washer spray control that no longer activates properly
• Intermittent wiper operation that works inconsistently
• Switch wear from repeated use over time
• Dash-mounted control failure on listed Toyota and Lexus models

Installation Notes and Tips

Verify the connector shape, terminal count, and vehicle equipment before installation. This switch is listed for vehicles with variable intermittent wipers on many applications, while some fitments require rear wiper or no rear wiper configurations and specific build locations such as Built in Japan or Built in U.S. Match the original switch layout to the vehicle’s existing wiring and control functions before final assembly.

Quality Assurance

Standard Ignition supplies this as a new replacement part with the correct OE-style electrical interface for the listed applications. WP-437 is intended to restore factory-style wiper and washer control on supported Toyota and Lexus vehicles.