Where do you put new transmission fluid in Mazda 626 manual Transmission 1993?

To add new Transmission Fluid to a 1993 Mazda 626 with a manual transmission, locate the fill plug on the side of the transmission case. Typically, this is a hex or square plug that you can remove with a wrench. Use a funnel to pour the appropriate type of transmission fluid into the fill hole until it starts to seep out of the hole, indicating it's full. Always check your owner's manual for specific fluid type and capacity recommendations.