ENGINE SYSTEMS
5
Table of Contents
Engine Identification.....................................................................................................7
Engine Serial Number..........................................................................................7
Emission Labels (2004 and 2005 Model Years)............................................................7
Emission Label (2006) Model Year...........................................................................8
Engine Description..............................................................................................9
Engine Component Locations...............................................................................11
Engine Systems.........................................................................................................16
Air Management System (AMS).............................................................................17
Charge Air Cooler (CAC)............................................................................20
Variable Geometry Turbocharger (VGT)..........................................................21
Exhaust Gas Recirculation (EGR) System.......................................................22
Exhaust System......................................................................................24
Fuel Management System....................................................................................25
Fuel Injection..........................................................................................25
Injection Control Pressure (ICP) System.........................................................26
Fuel Injectors...................................................................................................28
Fuel Supply System...........................................................................................30
Fuel Flow........................................................................................................31
Lubrication System............................................................................................33
Cooling System................................................................................................37
Electronic Control System.............................................................................................39
Electronic Control System Components ..................................................................39
Injection Drive Module (IDM).................................................................................41
Engine and Vehicle Sensors.................................................................................42
Glow Plug Control System.............................................................................................47