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Vacuum Diagrams: Introduction

This article contains underhood views or schematics of vacuum hose routing. Use these vacuum diagrams during the visual inspection in 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 (B2200 2.2L Carbureted)

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Courtesy of MAZDA MOTORS CORP.

Fig 2: Vacuum Hose Routing Diagram (B2200 2.2L Carbureted)

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Courtesy of MAZDA MOTORS CORP.

Fig 3: Vacuum System Schematic (B2200 2.2L PFI & B2600i 2.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 4: Vacuum Hose Routing Diagram (B2200 2.2L PFI & B2600i 2.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 5: Vacuum System Schematic (Miata 1.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 6: Vacuum Hose Routing Diagram (Miata 1.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 7: Vacuum System Schematic (MPV 2.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 8: Vacuum Hose Routing Diagram (MPV 2.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 9: Vacuum System Schematic (MPV 3.0L)

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Courtesy of MAZDA MOTORS CORP.

Fig 10: Vacuum Hose Routing Diagram (MPV 3.0L)

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Courtesy of MAZDA MOTORS CORP.

Fig 11: Vacuum System Schematic (MX-3 1.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 12: Vacuum Hose Routing Diagram (MX-3 1.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 13: Vacuum System Schematic (MX-3 1.8L)

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Courtesy of MAZDA MOTORS CORP.

Fig 14: Vacuum Hose Routing Diagram (MX-3 1.8L)

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Courtesy of MAZDA MOTORS CORP.

Fig 15: Vacuum System Schematic (MX-6 2.0L & 626 2.0L)

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Courtesy of MAZDA MOTORS CORP.

Fig 16: Vacuum Hose Routing Diagram (MX-6 2.0L & 626 2.0L)

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Courtesy of MAZDA MOTORS CORP.

Fig 17: Vacuum System Schematic (MX-6 2.5L & 626 2.5L)

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Courtesy of MAZDA MOTORS CORP.

Fig 18: Vacuum Hose Routing Diagram (MX-6 2.5L & 626 2.5L)

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Courtesy of MAZDA MOTORS CORP.

Fig 19: Vacuum Hose Routing Diagram (Navajo 4.0L California)

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Courtesy of FORD MOTOR CO.

Fig 20: Vacuum Hose Routing Diagram (Navajo 4.0L Federal)

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Courtesy of FORD MOTOR CO.

Fig 21: Vacuum System Schematic (Protege 1.8L & 323 1.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 22: Vacuum Hose Routing Diagram (Protege 1.8L & 323 1.6L)

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Courtesy of MAZDA MOTORS CORP.

Fig 23: Vacuum System Schematic (RX7 1.3L)

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Courtesy of MAZDA MOTORS CORP.

Fig 24: Vacuum Hose Routing Diagram (RX7 1.3L)

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Courtesy of MAZDA MOTORS CORP.

Fig 25: Vacuum System Schematic (929 3.0L)

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Courtesy of MAZDA MOTORS CORP.

Fig 26: Vacuum Hose Routing Diagram (929 3.0L)

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Courtesy of MAZDA MOTORS CORP.