Where is the egr valve located on a 1997 protoge lx 1.5 liter engin?
Just behind and below the throttle body at the rear of the
engine compartment (where the air filter/air intake enters the
You can see the cable leading to the EGR valve back there, a little
under and to the rear left of the throttle position sensor
The Mazda forums have a post discussing this with pictures showing
the location at http://www.mazdaforum.com/m_4880/tm.htm.
Hope that helps,