Isuzu 4HK-1 - Page 13

13
Isuzu 6HK1 Common Rail Engine Fuel System
Glow
Relay
Diagnostic
Switch X24
Data Link
Diag Conn X4
Common
Rail Fuel PSI
Sensor
Fuel Temp
Sensor
Camshaft
Position
Sensor
Coolant
Temperature
Sensor
Boost PSI
Sensor
Intake Air
Temp. Sensor
Boost Temp
Sensor
Power Supply
1 Ignition Wire
2 Positive Wires
6 Ground Wires
CAN Data Bus
Connector
Throttle,
Idle Up/Down,
Work Modes,
Breaker Mode,
Tach,
(Instrumentation
& Faults)
Engine Harness 81 Pin
Connector A0
Engine Harness 40 Pin
Connector A1
EGR DC
Motor
En
g
ine Control Module
Crankshaft
Position
Sensor
Pump PSI
Control Valve
(SCV)
Injectors
Main ECM
Power
Rela
y
Barometric
AMB PSI
Sensor
ENG Oil
PSI
Sensor
Engine Stop
Switch
Start Signal
(Fuel Boost)
Memory Clear
Switch X23
EGR Position
Sensor