Standard Ignition CBS-1804 Headlight Dimmer Switch

Headlight Dimmer Switch for Toyota Sienna

Standard Ignition CBS-1804 is a new headlight dimmer switch built for 12-volt Toyota lighting control systems. It combines headlight, high-beam, turn signal, fog light, and running light functions in one replacement switch for the 2011 Toyota Sienna.

Key Features

• Standard Ignition CBS-1804 replacement headlight dimmer switch
• Fits 2011 Toyota Sienna, with fog lights, daytime running lights, and auto headlights; to 12/11
• Fits 2011 Toyota Sienna, with daytime running lights and auto headlights; to 12/11
• Combination switch with lighting controls, turn signal control, and lever included
• Snap-fit attachment with one rectangular female plug-in connector
• Black plastic finish with 15-pin male terminals
• Includes fog light operator, main light operator, running light operator, latching high beam operator, and momentary high beam flasher
• Flashable design with indicator markings included

Detailed Description

Standard Ignition CBS-1804 is a direct replacement combination switch for Toyota Sienna lighting control applications. It is built with a plastic housing, snap-fit attachment, and a single rectangular connector for a clean OE-style electrical connection. This switch supports headlight dimmer operation along with turn signal and lighting control functions, making it a practical replacement for worn or malfunctioning steering-column controls on the 2011 Toyota Sienna.

This part cross-references Standard Ignition CBS-1804 for the same application.

Common Problems This Part Can Address

• Intermittent or inoperative headlight dimmer function
• High beams that do not latch or flash correctly
• Fog light control that no longer responds at the switch
• Turn signal or lighting control issues at the steering column
• Worn indicator markings or a loose-feeling combination switch

Installation Notes and Tips

Verify the vehicle build date before ordering, since the listed fitment applies to 2011 Toyota Sienna models built to 12/11. Confirm the connector style, terminal count, and lighting options before installation. This switch uses a plug-in rectangular connector and snap-fit mounting, so matching the original configuration is important for proper operation.

Quality Assurance

Standard Ignition supplies replacement electrical components for automotive repair applications. CBS-1804 is a new part built to replace the original headlight dimmer switch on the listed Toyota Sienna vehicles.