Dorman 978-501 Multi-Function Switch

Overview of Dorman Multi-Function Switch 978-501

The Dorman 978-501 Multi-Function Switch is designed specifically for Ford Econoline models, including E-150, E-250, and E-350 series. This switch integrates multiple lighting and wiper controls into a single lever, providing reliable operation for your vehicle's electrical system.

• Includes a 6-inch lever with white indicator markings for clear visibility
• Black connector housing with three male connectors and 21 male spade terminals
• Controls hazard lights, latching high beams, and momentary high beam flasher
• Operates windshield wiper delay control and windshield washer spray functions
• Designed for specific fitment on Ford E-150, E-250, E-350, and Econoline vans and wagons

Detailed Product Description

The Dorman 978-501 Multi-Function Switch consolidates essential vehicle lighting and wiper functions into one durable component. Featuring a 6-inch lever with white indicator markings, this switch offers intuitive control over hazard lights, high beams, and windshield wipers. The black connector with three male connectors and 21 male spade terminals ensures secure electrical connections tailored for Ford Econoline vehicles. This switch does not include cruise control or fog light operations but supports windshield wiper delay settings and washer spray activation, enhancing driver convenience and safety.

Compatible Vehicles and Applications

• Ford E-150 and E-150 Club Wagon
• Ford E-150 Econoline
• Ford E-250
• Ford E-350 Club Wagon, Econoline, Super Duty, and Wagon
• Ford Econoline Van and Wagon models

Common Issues Addressed by This Multi-Function Switch

• Non-responsive or intermittent hazard light operation
• Failure of high beam latching or momentary flash functions
• Windshield wiper delay control malfunction
• Windshield washer spray not activating
• Damaged or worn lever with faded indicator markings

Installation Notes and Tips

Ensure the vehicle's battery is disconnected before beginning installation to prevent electrical shorts. The Dorman 978-501 switch features a specific fitment for Ford Econoline models, so verify compatibility with your exact year and model. The switch uses male spade terminals and a black connector with three male connectors; handle connectors carefully to avoid bending terminals. Lever length is 6 inches, so confirm clearance within the steering column area during installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 978-501 Multi-Function Switch undergoes rigorous quality control to ensure reliable performance in Ford E-150, E-250, and E-350 vehicles. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in material and workmanship.