Dodge D250 1990 - Air System Diagram; DODGE Turbo Diesel; Engine Diagrams; Engine Systems - Flow Diagrams

Engine Systems - Flow Diagrams
Page OD-2
Lubrication and Maintenance
DODGE TUrbo Diesel
Engine Diagrams
The following drawings depict flow the various engine systems. A knowledge of the systems can help you with
troubleshooting and general engine maintenance.
Fuel System
Fuel from Supply Tank
Lift Pump
Low Pressure Supply Line
Fuel/Water Separator Filter
Fuel Heater
Fuel/Water Drain Valve
Fuel/Water Separator Filter
W.I.F. (Water in Fuel)
Thermistor
Bleed Screw
Low Pressure Supply Line
(Robert Bosch)
Robert Bosch VE Distributor
Type Injection Pump
Turbo Boost Control Line
Control Module
Fuel Drain Manifold
(Return Fuel to Tank)
High Pressure Lines
Robert Bosch, 17mm, Closed
Nozzle, Hole Type Injectors
KSB Valve
Manual Shut Down
TDC Timing Pin
Air System
Intake System
1. Intake Air Inlet to Turbocharger
2. Turbocharger Air to Intake Heater Unit
3. Intake Manifold Heater
4. Intake Manifold (Integral part of
Cylinder Head)
5. Intake Valve
Exhaust System
1. Exhaust Valve
2. Exhaust Manifold (Pulse-Type)
3. Dual Entry to Turbocharger
4. Turbocharger Exhaust Outlet