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Vacuum Diagrams: Introduction

NOTE: On B2300, B3000, B4000, and Protege, information is not available from manufacturer. See underhood emission decal on vehicle.

This article contains underhood views or schematics of vacuum hose routing. Use these vacuum diagrams during visual inspection in the BASIC TESTING article. This will assist in identifying improperly routed vacuum hoses which cause driveability and/or computer indicated malfunctions.

Fig 1: Vacuum System Schematic (Miata)
G96A11411Courtesy of MAZDA MOTORS CORP.
Fig 2: Vacuum Hose Routing (Miata)
G96B11412Courtesy of MAZDA MOTORS CORP.
Fig 3: Vacuum Diagram (Millenia 2.3L)
G96C11413Courtesy of MAZDA MOTORS CORP.
Fig 4: Vacuum Diagram (Millenia 2.5L)
G95B31667Courtesy of MAZDA MOTORS CORP.
Fig 5: Vacuum System Schematic (MPV)
G96D11414Courtesy of MAZDA MOTORS CORP.
Fig 6: Vacuum Hose Routing (MPV)
G96E11415Courtesy of MAZDA MOTORS CORP.
Fig 7: Vacuum System Schematic (MX-6 & 626 2.0L A/T)
G96F11416Courtesy of MAZDA MOTORS CORP.
Fig 8: Vacuum Hose Routing (MX-6 & 626 2.0L A/T)
G96G11417Courtesy of MAZDA MOTORS CORP.
Fig 9: Vacuum System Schematic (MX-6 & 626 2.0L M/T)
G96H11418Courtesy of MAZDA MOTORS CORP.
Fig 10: Vacuum Hose Routing (MX-6 & 626 2.0L M/T)
G96I11419Courtesy of MAZDA MOTORS CORP.
Fig 11: Vacuum System Schematic (MX-6 & 626 2.5L)
G96B11420Courtesy of MAZDA MOTORS CORP.
Fig 12: Vacuum Hose Routing (MX-6 & 626 2.5L)
G96B11008Courtesy of MAZDA MOTORS CORP.