Vacuum Diagrams: Introduction

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

Fig 1: Vacuum Diagram (1998 2.3L Non-Supercharged Engine)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Vacuum Diagram (1998-2000 2.3L Supercharged Engine 111)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Vacuum Diagram (1998-99 3.2L Inline 6-Cylinder Engine 104)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 4: Vacuum Diagram (1998-2000 2.8L V6 Engine 112, 3.2L V6 Engine 112, 4.3L V8 Engine 113 & 5.0L V8 Engine 113)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 5: Vacuum Diagram (1998-99 4.2L V8 & 5.0L V8 - Engines 119.98)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 6: Vacuum Diagram (1998 3.0L Turbo Diesel Engine 606)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 7: Vacuum Diagram (1999 3.0L Turbo Diesel Engine 606)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.