Toyota automatic transmission torque converter oil seal
Purpose:
The torque converter oil seal is designed to seal the gap between the torque converter and the transmission housing. It prevents leakage of working fluid from the automatic transmission, ensuring its correct operation.
Location:
The torque converter oil seal is located in front of the automatic transmission housing, at the junction of the torque converter with the gearbox shaft.
Construction and materials:
The oil seal is a ring made of oil-resistant rubber with a metal frame, which ensures rigidity and strength of the structure. The rubber part of the oil seal has a shaped profile, which ensures reliable sealing.
Functions:
* Prevents leakage of automatic transmission fluid.
* Protects the automatic transmission from foreign substances and contaminants.
* Maintains the required pressure of the working fluid in the automatic transmission.
Signs of malfunction:
* Leakage of automatic transmission fluid from the front part of the gearbox housing.
* Drop in automatic transmission fluid level.
* The appearance of extraneous noise or vibration during automatic transmission operation.
Causes of malfunction:
* Wear of the oil seal due to natural aging or increased loads.
* Mechanical damage to the oil seal.
* Incorrect installation of the oil seal.
Replacing the torque converter oil seal in a Toyota automatic transmission
Replacing the torque converter oil seal is a complex procedure that requires special tools and a qualified technician. To replace the oil seal you must:
* Remove the automatic transmission pan.
* Disconnect the torque converter from the gearbox shaft.
* Remove the old oil seal and install a new one.
* Reinstall the torque converter and secure it.
* Install the automatic transmission pan.
* Fill with new automatic transmission fluid to the correct level.
Recommendations:
* It is recommended to replace the torque converter oil seal during each major overhaul of the automatic transmission or when a malfunction is detected.
* To ensure reliable sealing, only high-quality seals recommended by the manufacturer should be used.
* When replacing the oil seal, it is necessary to thoroughly clean the seating surfaces from contamination to avoid leaks.