Vacuum Diagrams: Introduction

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

Fig 1: Vacuum Diagram (Accord 2.3L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Vacuum Hose Routing (Accord 2.3L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 3: Vacuum Diagram (Accord 3.0L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 4: Vacuum Hose Routing (Accord 3.0L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 5: Vacuum Diagram (Civic 1.7L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 6: Vacuum Hose Routing (Civic 1.7L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 7: Vacuum Diagram (CR-V)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 8: Vacuum Hose Routing (CR-V)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 9: Vacuum Diagram (2000 & 2001 Insight 1.0L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 10: Vacuum Hose Routing (2000 & 2001 Insight 1.0L)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 11: Vacuum Diagram (Odyssey)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 12: Vacuum Hose Routing (Odyssey)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 13: Vacuum Diagram (Prelude)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 14: Vacuum Hose Routing (Prelude)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 15: Vacuum Diagram (S2000)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 16: Vacuum Hose Routing (S2000)

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Courtesy of AMERICAN HONDA MOTOR CO., INC.