Dorman 917-603 Automatic Transmission Speed Sensor - Input or Output

Overview of the Dorman 917-603 Transmission Speed Sensor

The Dorman 917-603 Automatic Transmission Speed Sensor is designed to provide accurate speed readings for automatic transmissions in select Lexus, Scion, and Toyota vehicles. This sensor features a durable plastic housing and a blade terminal type, ensuring reliable electrical connections without the need for a wiring harness.

• Compatible with Lexus, Scion, and Toyota models including Camry, Tacoma, RAV4, Highlander, and more
• Durable plastic housing for corrosion resistance and longevity
• Blade terminal type for secure and straightforward electrical connection
• Does not include wiring harness, simplifying installation in vehicles with existing harnesses
• Includes one transmission speed sensor per package

Detailed Product Description

The Dorman 917-603 transmission speed sensor is engineered to monitor the rotational speed of the transmission output shaft, providing critical data to the vehicle’s transmission control module. This sensor’s plastic housing offers resistance to environmental factors such as moisture and heat, which helps maintain sensor integrity over time. The blade terminal type allows for a direct and reliable electrical connection, reducing the risk of signal loss or intermittent faults. This sensor is compatible with a wide range of Lexus, Scion, and Toyota vehicles, including popular models like the Toyota 4Runner, Camry, Tacoma, and Lexus RX350, ensuring precise fitment and function.

Common Applications and Issues Addressed

• Helps resolve erratic or inaccurate speedometer readings
• Addresses transmission shifting problems caused by faulty speed sensor data
• Prevents transmission slipping or harsh shifting due to incorrect speed input
• Eliminates diagnostic trouble codes related to transmission speed sensor failure
• Supports smooth operation of automatic transmission systems in compatible vehicles

Installation Notes and Tips

Installation of the Dorman 917-603 sensor requires no additional wiring harness, as it connects via blade terminals. Ensure the vehicle is safely lifted and secured before accessing the transmission area. Disconnect the battery prior to sensor replacement to avoid electrical shorts. Carefully remove the old sensor and clean the mounting area to ensure a proper seal. Align the new sensor correctly and secure it firmly to prevent leaks or sensor movement. After installation, clear any diagnostic codes and test drive the vehicle to confirm proper operation.

Quality Assurance and Warranty

Dorman manufactures the 917-603 transmission speed sensor to meet or exceed OEM specifications, providing reliable performance for Lexus, Scion, and Toyota vehicles. The sensor undergoes rigorous quality control testing to ensure durability and accuracy. This part is backed by Dorman’s limited warranty, which covers defects in materials and workmanship under normal use conditions.