Doosan D439E - Page 184

D439E Service Manual 4. Fuel system
182
Input/output signal
Pin
NO.
Check items Condition
Type
LEVEL
(normal → operating)
Remarks
116 -
117 -
118 NA
119 NA
120 Cam speed sensor signal IG ON
Spherical
wave
121
Common rail pressure
sensor 1
IG ON Analogue
IDLE=1.72V
level(45MPa)
122 NA
123
Accelerator position
sensor 2 Power
IG ON DC 5V
124 NA IG ON
125
Accelerator position
sensor 1 Power
IG ON DC 5V
126
Common rail pressure
sensor power
IG ON DC 5V
127 NA
128
Boost pressure sensor
signal
IG ON
129 NA
130 NA
131 CAM speed sensor GND DC Below 0.5V
132
Commonrail pressure
sensor 2
IG ON Analogue
IDLE=1.72V
level
(45MPa)
133 CAM speed sensor power IG ON DC 5V
134
Common rail pressure
sensor GND
DC Below 0.5V
135
Accel position sensor 1
GND
DC Below 0.5V
136
Accel position sensor 2
GND
DC Below 0.5V
137 Injector 2
Engine drive
(injector)
Analogue