The controller counts the number of pulses to determine wheel speed and evaluates whether the ABS system should intercede to control braking. Material - Car Transmission Speed Sensor is made of quality plastic and metal, portable and long service life. Your vehicle speed sensor sends information to your speedometer and/or your engine's computer to tell the transmission when to shift. If the speedometer in your Hyundai Elantra isn't working, or there's a check engine light that accompanies shifting problems, let a Hyundai technician examine your vehicle This is a non-OEM product, accessory only! Features:Made of quality plastic and metal, portable and long service life. Aazon.co: A ABSOPRO Sensor de velocidad de transisión del coche No Speed Sensor - Hyundai | 4262039200 Package List:1 Pcs Car Transmission Speed Sensor This voltage is passed along to the controller. Installation - Easy to install and replace the broken Speed Sensor, no special tools needed. 3 Pin Vehicle Speed Sensor 1Pc Auto Transmission Input Output Speed Sensor For Hyundai Elantra Sonata Santa Fe For Kia Soul Spectra 4262039051 OE 4262039200 Replacement Sensor Package List - 1 Pcs Car Transmission Speed Sensor.