Standard Ignition DS-1049 Headlight Dimmer Switch - Front

Headlight Dimmer Switch for Ford, Mercury, and Nissan

Standard Ignition DS-1049 is a new headlight dimmer switch assembly with integrated wiper and turn signal functions for select Ford, Mercury, and Nissan applications. It uses a bolt-on attachment method, a female 3-connector layout, and a rectangular connector shape for direct replacement service.

Compatible With 1994-2001 Ford Explorer, 2001 Ford Explorer Sport Trac, 1994-1998 Mercury Villager, and 1994-1998 Nissan Quest applications listed below, including front and postal vehicle configurations where specified. The Standard Ignition DS-1049 is built with a black plastic finish and includes indicator markings for straightforward driver control identification.

Key Features

• Headlight dimmer switch assembly with wiper switch functions
• Includes latching high beam operator and momentary high beam flasher
• Windshield washer spray, windshield wiper delay, and windshield wiper speed functions included
• Turn signal control included
• 7 windshield wiper delay settings and 3 windshield wiper speed settings
• 12-volt electrical design
• Male blade terminals with 15 terminals total
• Black plastic finish with displayed indicator markings
• New replacement part, Standard Ignition DS-1049

Detailed Description

Standard Ignition DS-1049 is a replacement headlight dimmer switch for vehicles that combine lighting, turn signal, and windshield wiper controls in one driver-side switch assembly. The unit is configured with a female 3-connector interface, 2 connector cavities, and bolt-on mounting for service replacement on the listed Ford, Mercury, and Nissan applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Use the DS-1049 when replacing a worn or malfunctioning switch on a 1994-1998 Mercury Villager, 1994-1998 Nissan Quest, 1996-1997 Mercury Villager front application, 1994-1995 Mercury Villager with air bags, 2000-2001 Ford Explorer postal vehicle, or 2001 Ford Explorer Sport Trac postal vehicle. The part number DS-1049 is also referenced as S3221.

What It Helps Fix

• Intermittent or inoperative high beam switching
• Faulty windshield wiper delay or speed control
• Inoperative windshield washer spray activation
• Turn signal control issues at the steering column switch
• Driver control wear, looseness, or electrical contact problems

Installation Notes and Tips

Verify connector count, terminal style, and vehicle application before installation. This switch uses a bolt-on attachment method and a rectangular female connector layout, so matching the original connector and mounting points is important for proper fitment. Confirm the vehicle configuration, especially postal vehicle and air bag notes, against the listed applications before ordering.

Fits 2000-2001 Ford Explorer, N/A postal vehicle; fits 2001 Ford Explorer Sport Trac, N/A postal vehicle; fits 1994-1998 Mercury Villager, N/A; fits 1994-1998 Mercury Villager, N/A turn signal and wiper switch; fits 1996-1997 Mercury Villager, front; fits 1994-1995 Mercury Villager, front w/ air bags; fits 1994-1998 Nissan Quest, front; fits 1994-1998 Nissan Quest, N/A; fits 1994-1998 Nissan Quest, N/A turn signal and wiper switch.

Quality Assurance

Standard Ignition supplies this DS-1049 replacement switch as a new electrical component for direct-service applications. The part number DS-1049 is listed with established interchange references for the same vehicle coverage.