Functions of the Toyota Avensis automatic transmission selector sensor
The automatic transmission selector sensor (gear selector position sensor) on the Toyota Avensis performs the following functions:
* Determines the position of the gear shift lever.
* Transmits information about this position to the electronic transmission control unit (ETM).
* This allows the ECU to select the correct gear ratio for the current driving situation.
Location of the automatic transmission selector sensor
On a Toyota Avensis, the automatic transmission selector sensor is usually located under the gear lever on the center panel console.
Symptoms of a faulty automatic transmission selector sensor
If the automatic transmission selector sensor fails, the following symptoms may occur:
* Difficulty shifting gears.
* The transmission does not shift to the desired gear.
* The gearbox goes into emergency mode.
*A warning message is displayed on the instrument panel.
Causes of malfunction of the automatic transmission selector sensor
Automatic transmission selector sensors can fail for various reasons, including:
* Wear or damage.
* Electrical faults.
*Corrosion or moisture intrusion.
Replacing the automatic transmission selector sensor
If the automatic transmission selector sensor is faulty, it must be replaced. Replacing the sensor usually requires removing the center console and shift lever. This is a difficult task that is best left to a qualified mechanic.