Dorman 917-649 Vehicle Speed Sensor - Input

Reliable Vehicle Speed Sensor for Mazda Models

The Dorman 917-649 Vehicle Speed Sensor is designed to provide accurate speed data for various Mazda vehicles, including the Mazda 2, 3, 5, 6, CX-7, MX-5 Miata, Protege, and Protege5. This sensor features a durable metal and plastic housing and a blade terminal type to ensure consistent performance.

• Terminal Type: Blade for secure electrical connection
• Connector Quantity: 1 with a rectangular female connector
• Terminal Quantity: 3 terminals for precise signal transmission
• Housing Material: Combination of metal and plastic for durability
• Mounting Hardware: Not included, designed for direct replacement
• Wiring Harness: Not included, compatible with existing vehicle harness
• Package Contents: Transmission input or output speed sensor

Detailed Product Description

The Dorman 917-649 Vehicle Speed Sensor is engineered to monitor the rotational speed of the transmission input or output shaft, providing essential data to the vehicle’s speedometer and engine control unit. Its blade terminal type and three-terminal configuration ensure reliable electrical connectivity, while the rectangular female connector fits securely with the vehicle’s wiring harness. The sensor’s housing combines metal and plastic materials to withstand the demanding environment within the transmission system. This part is compatible with a range of Mazda models, including the Mazda 2, 3, 5, 6, CX-7, MX-5 Miata, Protege, and Protege5, making it a suitable replacement for maintaining accurate speed readings and transmission performance.

Common Applications and Issues Resolved

• Restores accurate vehicle speed readings on compatible Mazda models
• Resolves erratic or non-functioning speedometer problems
• Eliminates transmission shifting issues caused by faulty speed sensor data
• Prevents engine control unit errors related to speed input
• Addresses check engine light triggers linked to speed sensor faults

Installation Notes and Tips

• Ensure the vehicle is safely supported and the transmission area is accessible
• Disconnect the battery before installation to prevent electrical shorts
• Remove the old sensor carefully, noting the connector and terminal orientation
• Install the Dorman 917-649 sensor without mounting hardware, as it is designed for direct fitment
• Reconnect the wiring harness securely to the rectangular female connector
• Test the vehicle speed readings and transmission operation after installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 917-649 Vehicle Speed Sensor undergoes rigorous quality control to provide consistent operation in demanding automotive environments. Please refer to Dorman’s warranty policy for specific coverage details.