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Yes the 1994 Mazda Protege is a OBD 1 port
it doesn't have one
Check the polarity of the etho port
Near the battery. It will have "DIAGNOSTIC" on the cover.
under drivers side dash
The 2001 Mazda Protoge OBD 2 port is on rear left edge of dash; next to hood rise; faces down
fuse # 3 is a 20 amp fuse for the data link connector and cigarette lighter
Just to the right of the hood release on backside of plastic covering
LOCATION OF OBD2 PORT?
No.
Took me a bit, but stick your head down underneath your steering wheel (close enough to kiss the fuse box) then look directly up. There it is!!
The 2002 Mazda Tribute OBD 2 port is on rear edge of dash; right of hood release