
The Story
Overview of Global Parts Automatic Transmission Speed Sensor
The Global Parts 1815540 Automatic Transmission Speed Sensor is designed for precise speed monitoring in select Mazda vehicles. This sensor ensures accurate transmission data for optimal vehicle performance and shifting efficiency.
- Terminal Type: Pin
- Connector Quantity: 1 with Oval Shape
- Terminal Quantity: 2 (Male)
- Connector Gender: Female
- Housing Material: Durable Plastic
- Transmission Pan Bolt Quantity: 1
- Mounting Hardware: Not included
- Wiring Harness: Not included
Detailed Product Description
The Global Parts 1815540 Automatic Transmission Speed Sensor features a plastic housing designed to withstand typical engine bay conditions while maintaining reliable signal transmission. It connects via a single oval-shaped female connector with two male terminals, ensuring a secure and stable electrical connection. The sensor mounts using one transmission pan bolt, providing a straightforward installation process. This sensor is engineered specifically for automatic transmissions, delivering accurate speed data to the vehicle’s control module.
Compatible Mazda Models and Applications
This transmission speed sensor is compatible with a range of Mazda vehicles, including Mazda 2, 3, 5, 6, CX-7, CX-9, Protege, and Protege5 models. It is designed to meet the specifications required for these vehicles’ automatic transmission systems, making it a suitable replacement part for maintenance or repair.
Common Issues Addressed by This Sensor
- Erratic or incorrect speedometer readings
- Transmission shifting delays or harsh shifts
- Check engine light triggered by transmission speed sensor faults
- Transmission slipping or failure to engage gears properly
- Diagnostic trouble codes related to transmission speed sensor malfunction
Installation Notes and Tips
Installation requires removal of the transmission pan bolt to mount the sensor securely. Ensure the connector is properly aligned with the oval-shaped female plug to avoid connection issues. Since mounting hardware and wiring harness are not included, reuse existing components or source compatible parts separately. It is recommended to verify sensor alignment and electrical connections before completing installation to prevent transmission performance issues.
Quality Assurance and Warranty
Global Parts maintains quality standards for their transmission sensors, including the 1815540 model, to meet OEM specifications. While specific warranty details are not provided, Global Parts products typically undergo testing to ensure durability and reliable operation within the specified Mazda models.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Overview of Global Parts Automatic Transmission Speed Sensor
The Global Parts 1815540 Automatic Transmission Speed Sensor is designed for precise speed monitoring in select Mazda vehicles. This sensor ensures accurate transmission data for optimal vehicle performance and shifting efficiency.
- Terminal Type: Pin
- Connector Quantity: 1 with Oval Shape
- Terminal Quantity: 2 (Male)
- Connector Gender: Female
- Housing Material: Durable Plastic
- Transmission Pan Bolt Quantity: 1
- Mounting Hardware: Not included
- Wiring Harness: Not included
Detailed Product Description
The Global Parts 1815540 Automatic Transmission Speed Sensor features a plastic housing designed to withstand typical engine bay conditions while maintaining reliable signal transmission. It connects via a single oval-shaped female connector with two male terminals, ensuring a secure and stable electrical connection. The sensor mounts using one transmission pan bolt, providing a straightforward installation process. This sensor is engineered specifically for automatic transmissions, delivering accurate speed data to the vehicle’s control module.
Compatible Mazda Models and Applications
This transmission speed sensor is compatible with a range of Mazda vehicles, including Mazda 2, 3, 5, 6, CX-7, CX-9, Protege, and Protege5 models. It is designed to meet the specifications required for these vehicles’ automatic transmission systems, making it a suitable replacement part for maintenance or repair.
Common Issues Addressed by This Sensor
- Erratic or incorrect speedometer readings
- Transmission shifting delays or harsh shifts
- Check engine light triggered by transmission speed sensor faults
- Transmission slipping or failure to engage gears properly
- Diagnostic trouble codes related to transmission speed sensor malfunction
Installation Notes and Tips
Installation requires removal of the transmission pan bolt to mount the sensor securely. Ensure the connector is properly aligned with the oval-shaped female plug to avoid connection issues. Since mounting hardware and wiring harness are not included, reuse existing components or source compatible parts separately. It is recommended to verify sensor alignment and electrical connections before completing installation to prevent transmission performance issues.
Quality Assurance and Warranty
Global Parts maintains quality standards for their transmission sensors, including the 1815540 model, to meet OEM specifications. While specific warranty details are not provided, Global Parts products typically undergo testing to ensure durability and reliable operation within the specified Mazda models.
























