Want this question answered?
possibley change the valve guide seals
no
The 1999 Mazda Miata is a returnless fuel system. It has a Fuel Pressure Regulator in the tank (above the fuel pump), and a snub at the end of the fuel rail.
No. The Miata 1.6 uses hydraulic lifters so there are no adjustments. If you are experiencing valve train chatter you have to replace the lifters.
On a 1999-2005 model Mazda Miata the camshaft position sensor is located on the valve cover towards the rear of the engine (closest to the firewall). It has one 3-pin connector connected to it and one 10mm bolt to remove the sensor
The idle air control valve is on the the bottom of the throttle body.
Camshaft Position Sensor is on the back of the valve cover on the right side (if looking directly at the engine from the front of the car).
Change the PCV valve located on the valve cover
Remove the heater control valve and replace it.
A check engine code 332 for a 1994 Mazda 626 means that the EGR valve's voltage is lower than it is expected to be. The ERG valve is part of your Mazda's emission control system.
The vacuum control valve releases pressure in the float bowl under hot driving conditions. See the links below for additional information.
The idle air control valve is located next to the throttle body. It is connected to the air cleaner hose on the top of the engine.