Dorman 917-663 Transaxle Input Speed Sensor

Reliable Transaxle Input Speed Sensor for Ford and Mercury Vehicles

The Dorman 917-663 transaxle input speed sensor is designed to provide accurate speed readings for your vehicle's transmission system. Compatible with select Ford and Mercury models, this sensor ensures proper transmission function and helps maintain smooth shifting performance.

• Color: Black for easy identification and durability
• Terminal Type: Blade terminals for secure electrical connections
• Connector Shape: Square female connector with two male terminals
• Mounting: Single mounting hole with 0.033-inch diameter for precise installation
• Package includes one transaxle input speed sensor

Detailed Product Description

The Dorman 917-663 transaxle input speed sensor features a black housing and a square-shaped female connector designed to fit securely with two male blade terminals. It mounts using a single hole with a diameter of 0.033 inches, ensuring a stable and accurate fit within the transmission assembly. This sensor is engineered to provide reliable input speed data to the vehicle’s transmission control module, which is critical for proper gear shifting and overall transmission performance.

Compatible with Ford Freestar, Mercury Sable, Ford Taurus, and Ford Windstar models, the 917-663 sensor meets OEM specifications for fit and function. Its blade terminal type and connector design facilitate straightforward electrical connections, reducing installation time and potential wiring issues.

Common Applications and Issues Addressed

• Helps resolve erratic shifting or transmission slipping
• Prevents transmission warning lights related to speed sensor faults
• Improves transmission control module accuracy for smoother gear changes
• Addresses speedometer inaccuracies caused by faulty input speed sensors
• Supports overall transmission system diagnostics and performance

Installation Notes and Tips

When installing the Dorman 917-663 transaxle input speed sensor, ensure the mounting hole aligns precisely with the transmission housing. The single mounting hole with a 0.033-inch diameter requires careful positioning to avoid sensor misalignment. Connect the square female connector securely to the corresponding male terminals, verifying that the blade terminals are fully seated to prevent electrical issues. It is recommended to inspect the wiring harness for damage before installation and to clear any transmission-related diagnostic trouble codes after replacement.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 917-663 transaxle input speed sensor undergoes rigorous quality control to ensure consistent operation in Ford and Mercury vehicles. This part is backed by Dorman’s limited warranty, covering defects in material and workmanship under normal use conditions.