No Forward Gears
WARNING: This page is about a different car, the 2002 Mazda 626 and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
Check shift linkage, oil pump external or internal (support sealing rings) leakage, valve body malfunction (internal leak, stuck regulator valve and/or leaking forward accumulator), forward and coast clutch assembly, low one-way clutch, forward one-way clutch and low/intermediate planetary carrier.