The procedure for replacing the oil seals of the internal CV joints of a manual and automatic transmission is the same and is shown on the example of a manual transmission.
You will need: mounting blade, large screwdriver, hammer, mandrel.
1. Place the vehicle on a pit or lift.
2. To replace the CV joint oil seal, remove the wheel drive from the side of the oil seal being replaced
3. Remove the oil seal with a screwdriver.
4. Lubricate the seal lip with gear grease and press it with a mandrel of suitable diameter with the seal lip inside the box.
5. Install the removed parts in the reverse order of removal.
6. Check the level and, if necessary, add oil to the manual transmission (or working fluid in an automatic transmission).