9.2.11. Capital repairs of AT - the general information
In case of violation of serviceability of functioning of automatic transmission first of all it is necessary to try to define the refusal nature, having carried it to the category of malfunctions of mechanical, or hydraulic property. This work has to be performed at car repair shop with use of the special diagnostic equipment.
Do not remove transmission from the car until forces of experts do not execute diagnostics of the reasons of its refusal - the most part of checks is made by in situ (i.e. directly on the car).