Pressure Regulator Control (PRC) Solenoid Valve
WARNING: This page is about a different car, the 2001 Mazda Protege, 2001 Mazda Millenia, 2001 Mazda MX-5 Miata, 2001 Mazda MPV, and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect vacuum hose from PRC solenoid valve. See PRC SOLENOID VALVE LOCATIONS table. Apply air pressure to PRC solenoid valve port "B". See Fig 1 . Air should flow from port "C". Using fused jumper wires, apply battery voltage to solenoid terminals. Apply air pressure to PRC solenoid valve port "B". Air should flow through PRC solenoid valve air filter (port "A"). Replace PRC solenoid valve as necessary.
PRC SOLENOID VALVE LOCATIONS
| Application | Location | |
|---|---|---|
| Millenia | ||
| 2.3L | Top Right Side Of Engine | |
| 2.5L | Left Front Of Engine Compartment | |
| MPV | Center Rear Of Engine Compartment | |
| Protege | Mounted On Intake Plenum | |
| 626 | ||
| 2.0L | Top Right Side Of Engine | |
| 2.5L | Top Left Of Engine | |