Where do you add transmission fluid?
Between the transmission and the body of the car is where the transmission fluid would be put. Here is a step by step with images on how to change transmission fluid in a mazda rx7: http://www.aaroncake.net/rx-7/transfluid.htm The images will show you what you are looking for.
If your 98 626 is like mine, you put it in through the dipstick tube. Use a funnel.
MOST AUTOMATICS GET FILLED THROUGH THE DIPSTICK TUBE
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