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 (Integra 1.8L B18B1 - 1 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Vacuum Diagram (Integra 1.8L B18B1 - 2 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 3: Vacuum Diagram (Integra 1.8L B18C1 - 1 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 4: Vacuum Diagram (Integra 1.8L B18C1 - 2 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 5: Vacuum diagram (Integra 1.8L B18C5 - 1 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 6: Vacuum Diagram (Integra 1.8L B18C5 - 2 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 7: Vacuum Diagram (3.2TL - 1 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 8: Vacuum Diagram (3.2TL - 2 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 9: Vacuum Diagram (3.5RL - 1 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 10: Vacuum Diagram (3.5RL - 2 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.