Hitachi WSS7390 Vehicle Speed Sensor

Reliable Vehicle Speed Sensor for Audi and Volkswagen Models

The Hitachi Vehicle Speed Sensor WSS7390 is engineered to provide accurate speed data for various Audi and Volkswagen vehicles. Designed to meet OEM specifications, this sensor ensures consistent performance and compatibility with multiple models including the Audi A3, TT Quattro, and Volkswagen Golf.

• Manufacturer: Hitachi
• Part Number: WSS7390
• Category: Electrical, Lighting and Body > Sensors
• Compatible with Audi and Volkswagen vehicles
• Precision speed measurement for vehicle systems

Product Details and Compatibility

The Hitachi WSS7390 Vehicle Speed Sensor is a critical component that monitors the rotational speed of the wheels and transmits this data to the vehicle’s control modules. This sensor is compatible with a range of Audi models such as the A3, A3 Quattro, TT, TT Quattro, and TTS Quattro, as well as Volkswagen models including the Beetle, CC, Eos, Golf, GTI, Jetta, Passat, and R32. Its design ensures seamless integration with the vehicle’s existing electrical system, supporting accurate speed readings essential for functions like ABS, transmission shifting, and speedometer operation.

Common Applications and Problem Resolution

• Corrects inaccurate or erratic speedometer readings
• Resolves ABS warning light issues related to wheel speed data
• Improves transmission shift timing by providing precise speed input
• Eliminates intermittent speed sensor faults causing drivability problems
• Supports vehicle stability control systems dependent on speed data

Installation Notes and Tips

When installing the Hitachi WSS7390 sensor, ensure the vehicle is safely lifted and the wheel area is accessible. Clean the mounting surface to prevent debris interference. Verify the sensor connector is securely attached and free of corrosion. It is recommended to check the sensor alignment and wiring harness condition during installation to avoid future issues.

Quality Assurance and Warranty

Manufactured by Hitachi, the WSS7390 Vehicle Speed Sensor adheres to strict quality standards to ensure durability and reliable operation. While specific warranty details may vary, Hitachi parts typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation or supplier for exact warranty terms.