Please have the vehicle scanned again, and if nessisary, go to a different shop to get a 2nd opinion. It may not be the EGR system at all, it could be something else, like a faulty computer, or damaged hose somewhere. Talk to the tech who scanned it. Ask for a printout of the codes and an explaination of each
AnswerI have been a Mazda tech for 16 years.There are most likely ports clogged in your intake manifold.first check for vacuum at the boost sensor (map sensor)the nipple on the intake can get clogged with debris.If that isn't it,you have the passages clogged in the intake with carbon.you can get to these through the throttle body-you may want to remove it and the egr valve,use a coat hanger,wire,whatever it takesEvery 90,000 miles per Mazda
How to know if air sensor not working on protege 2003
At the top of the engine near the windshield on the passenger side.
Check the engine thermostat.
no sensor only a thermostat
need to know what wire go were for a 94 Mazda protege MAF sensor
The cam sensor is located on the left side of the engine (as your looking at it) on the valve cover. It is the only sensor that is located on that side on the upper part of the engine.
IT'S BEHIND THE MASS AIR FLOW SENSOR AND THE FUSE BLOCK ON LEFT SIDE OF ENGINE COMPARTMENT
at the library
what is your ?, a MAF is basicly a IAT The Mazda Protege and Protege 5 2.0L engine has an IAT Sensor located just past the factory air filter box. It is a two wire sensor that plugs into the intake tube via a rubber grommet. The three wire plug in the Mass Air Flow Sensor. DO NOT Unplug either of these sensors while the vehicle is running or key turned to accessory. Will cause a flag in the computer and turn on the Check Engine Light. Hope this helps.
I just replaced my fan belts on a 2002 Mazda Protege. It came out to a little over $200. I took my car to a Mazda dealership.
whar are the torque specs for head bolt on a 1999 Mazda protege 1.6 engine