Symptoms of a faulty automatic transmission speed sensor:
Gear throttling or lack of shifting:
* The transmission may be delayed in upshifting or may not shift at all.
* The vehicle may suddenly shift into neutral while driving.
* The transmission can remain in one gear, even at high engine speeds.
Unstable speedometer:
* The speedometer may not show accurate speed or may fluctuate.
* The speedometer may show zero speed or remain stuck at a certain speed even when the vehicle is moving.
Slipping or vibration:
* The vehicle may slip or vibrate when shifting gears.
* The transmission may shift too often or too hard.
Check Engine Light (MIL):
* The MIL may illuminate, indicating a trouble code associated with the automatic transmission speed sensor.
Other signs:
* Increased fuel consumption
* Reduced performance
* Launch problems
* Jerks when changing gears
* Smell of burnt oil
Long term effects:
If the automatic transmission speed sensor is faulty for a long time, it can lead to additional problems, such as:
*Transmission damage
* Engine failure
* Increased repair costs