Mazda B-Series, Training Manual, Page: 4 / 146

Table of Contents
Fuel System ..............................................................................................................01-25
Features ..............................................................................................................01-25
Specifications ......................................................................................................01-25
Parts Location......................................................................................................01-26
System Overview.................................................................................................01-28
High-Pressure Pump ...........................................................................................01-29
Common Rail.......................................................................................................01-29
Fuel Injectors .......................................................................................................01-30
Exhaust System........................................................................................................01-31
Features ..............................................................................................................01-31
Parts Location......................................................................................................01-31
Warm up system..................................................................................................01-32
Wiring Diagram.............................................................................................01-32
Exhaust Shutter Valve Solenoid Valve .........................................................01-33
Exhaust Shutter Valve Unit...........................................................................01-33
Operating Conditions....................................................................................01-33
Emission System......................................................................................................01-34
Features ..............................................................................................................01-34
Parts Location......................................................................................................01-34
System Overview.................................................................................................01-36
EGR Solenoid Valve............................................................................................01-37
EGR Control ........................................................................................................01-37
Intake Shutter Valve ............................................................................................01-38
Chargin g and Starting System ................................................................................01-39
Parts Location......................................................................................................01-39
Control System .........................................................................................................01-40
Features ..............................................................................................................01-40
Specifications ......................................................................................................01-40
Parts Location......................................................................................................01-41
System Overview.................................................................................................01-42
Block Diagram .....................................................................................................01-44
Relationship Chart ...............................................................................................01-45
Crankshaft Position Sensor .................................................................................01-46
Camshaft Position Sensor ...................................................................................01-47
Powertrain Control Module ..................................................................................01-48
Features .......................................................................................................01-48
A/C Cut-Off Control ......................................................................................01-49
Glow Plug Relay ...........................................................................................01-50
On-Board Diagnostic System ..............................................................................01-51
Features .......................................................................................................01-51
Malfunction Indicator Lamp ..........................................................................01-51
Self Test .......................................................................................................01-51
PID Monitor..........................................................................................................01-52
Simulation Test....................................................................................................01-53
Maintenance and Repair .....................................................................................01-54
MAF Sensor Learning Function....................................................................01-54
Replacing the MAF Sensor...........................................................................01-54
PCM Replacement .......................................................................................01-55
Service Training BT-50