The Transmission speed sensor, also known as Vehicle Speed Sensor (VSS), is an essential component of modern vehicles. It provides crucial information about the speed and movement of the car to various systems and devices. This article will explore how the Transmission speed sensor location is important in modern automobiles.

What is a Vehicle Speed Sensor (VSS)?

The Vehicle Speed Sensor (VSS) is a small electronic device that is used to measure the speed and movement of the vehicle. The VSS is located on the transmission or transaxle, and it can either be a magnetic or a hall-effect sensor. The VSS is connected to the Engine Control Module (ECM) or Powertrain Control Module (PCM) of the vehicle and provides information about the speed and movement of the vehicle.

Types of the VSS

Two main types of Vehicle Speed Sensors are magnetic and hall effect sensors. Both sensors work differently but serve the same purpose. Let’s dive into each type to understand their working principle and advantages.

Magnetic Speed Sensors

Magnetic Speed Sensors, also known as reluctor sensors, have been used in vehicles for decades. They work based on the principle of magnetism. These sensors are made up of a magnet and a coil. As the magnet rotates, it creates a magnetic field that induces a voltage in the coil. This voltage is proportional to the speed of the rotating object.

Hall Effect Sensors

The most up-to-date form of speed sensor  is the Hall Effect Sensor. They outperform magnetic sensors in terms of accuracy and dependability. These sensors use a semiconductor chip that can detect changes in magnetic fields in conjunction with a magnet. A change in the magnetic field may be utilised to detect speed by generating a voltage in a semiconductor chip.

Regular maintenance and inspection of the transmission speed sensor can help ensure it continues operating correctly and keeps your vehicle running smoothly.