About Transmission Position Sensor (Switch) Replacement
What does the transmission position sensor do? The transmission position sensor detects which gear the transmission is in and sends that information to the vehicle's computer to help maintain proper power distribution and fuel economy How do you know you need transmission position sensor replaced? The vehicle may have driveability issues May not shift properly from one gear to the next check engine light on How is the transmission position sensor replaced by a mobile mechanic? Covers and brackets are removed to gain access to the sensor The sensor is unplugged and unbolted from it's mounting position The new sensor is installed, plugged in and bolted back into place All covers and brackets are installed into place How important is having your transmission position sensor replaced? The transmission position sensor tells the vehicle's computer which gear has been selected by the driver. If it is faulty the vehicle's computer may be getting improper gear selection and driveability issues may arise due to it.