Required tools and materials:
* New automatic transmission heat exchanger
* Automatic transmission coolant (ATF)
* Gaskets
* Automatic transmission oil filter (optional)
* Installation kit (optional)
* Set of keys
* Screwdriver
* Rags
* Container for draining liquid
Replacement instructions:
1. Preparatory stage:
* Disconnect the battery by removing the negative terminal.
* Place the car on a level surface and secure it with the parking brake.
* Allow the engine to cool.
2. Draining the automatic transmission coolant:
* Find the drain plug on the automatic transmission pan and place a container under it.
* Carefully unscrew the drain plug and drain the coolant.
*Wait until the liquid has completely drained.
3. Dismantling the old heat exchanger:
* Use a wrench to remove the bolts securing the heat exchanger to the radiator.
* Carefully remove the heat exchanger from the radiator and disconnect the coolant hoses.
* Remove old gaskets.
4. Installation of a new heat exchanger:
* Install new gaskets on the heat exchanger.
* Connect the coolant hoses to the new heat exchanger.
* Screw in the bolts securing the heat exchanger to the radiator.
* Tighten the bolts to the recommended torque.
5. Replacing the automatic transmission oil filter (optional):
* Remove the automatic transmission housing and unscrew the old oil filter.
* Install the new oil filter and tighten it by hand.
* Reinstall the automatic transmission housing.
6. Liquid filling:
* Fill the automatic transmission coolant through the filler hole.
* Check the fluid level with the dipstick and add as necessary.
7. Startup and testing:
* Connect the battery and start the engine.
* Warm up the engine and change gears to check the operation of the automatic transmission.
* Check the fluid level in the automatic transmission again and add if necessary.
8. Final check:
* Leave the engine idling for a few minutes.
* Check for coolant leaks and tighten connections if necessary.
* Take a test drive to make sure the automatic transmission is working properly.