Dorman 917-651 Automatic Transmission Speed Sensor - Output

Overview of Dorman Automatic Transmission Speed Sensor 917-651

The Dorman 917-651 automatic transmission speed sensor is designed for reliable performance in select Ford, Lincoln, and Mercury vehicles. This sensor helps monitor the output shaft speed, ensuring accurate transmission operation for models like the Ford F-150 and Lincoln Town Car.

• Terminal Type: Blade terminals for secure electrical connection
• Connector Quantity: Single male square connector
• Terminal Quantity: Two terminals for signal transmission
• Mounting Hardware: Not included, requires existing hardware
• Transmission Pan Bolt Quantity: One bolt for sensor mounting
• Housing Material: Durable plastic construction
• Wiring Harness: Not included

Detailed Product Description

The Dorman 917-651 automatic transmission output shaft speed sensor is engineered to provide accurate speed readings to the vehicle’s transmission control module. Featuring a plastic housing and a blade terminal type, this sensor connects via a single male square connector with two terminals. It mounts securely using one transmission pan bolt, ensuring proper alignment and function. This sensor is compatible with a range of Ford, Lincoln, and Mercury vehicles, including the Ford Crown Victoria, E-150 Econoline, Mustang, and Lincoln Mark LT.

Compatible Vehicles and Applications

This sensor is specifically designed for automatic transmissions in the following makes and models:

• Ford F-150, F-150 Heritage, Expedition
• Ford E-150, E-150 Club Wagon, E-250, E-350 Club Wagon, E-350 Econoline, E-350 Super Duty, Econoline Van, Econoline Wagon
• Lincoln Town Car, Mark LT, Grand Marquis
• Mercury Grand Marquis

Common Issues Addressed by This Sensor

• Erratic or inaccurate speedometer readings
• Transmission shifting problems or delayed shifts
• Check engine light triggered by transmission speed sensor faults
• Transmission slipping or failure to engage gears properly
• Diagnostic trouble codes related to output shaft speed sensor

Installation Notes and Tips

• Ensure the vehicle is safely lifted and supported before installation
• Remove the transmission pan bolt to mount the sensor securely
• Verify the connector is a male square type with two terminals for compatibility
• Check wiring harness condition; this sensor does not include a harness
• Test sensor operation after installation to confirm proper transmission function

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications for fit and function. The 917-651 transmission speed sensor undergoes quality control testing to ensure durability and reliable performance. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor.