Winco DGC-500 User Manual
Page 25
DGC-500 Functional Description
3-5
Table 3-1. ECU Parameters Obtained from CAN Interface
ECU Parameter
Metric
Units
English
Units
Update
Rate
Decimal
Place
t
SPN
Throttle (accelerator pedal) position
%
%
50 ms
10
th
91
Percent load at current rpm
%
%
50 ms
none
92
Actual engine percent torque
%
%
engine
speed
dependent
none
513
Engine speed
rpm
rpm
engine
speed
dependent
none
190
Injection control pressure
MPa
psi
500 ms
none
164
Injector Metering Rail Pressure
Mpa
psi
500 ms
none
157
Total engine hours
hours
hours
requested
1.5 s
100
th
247
Trip fuel
liters
gallons
requested
1.5 s
none
182
Total fuel used
liters
gallons
requested
1.5 s
none
250
Engine coolant temperature
°C
°F
1 s
none
110
Fuel temperature
°C
°F
1 s
none
174
Engine oil temperature
°C
°F
1 s
10
th
175
Engine intercooler temperature
°C
°F
1 s
none
52
Fuel delivery pressure
kPa
psi
500 ms
10
th
94
Engine oil level
%
%
500 ms
10
th
98
Engine oil pressure
kPa
psi
500 ms
10
th
100
Coolant pressure
kPa
psi
500 ms
10
th
109
Coolant level
%
%
500 ms
10
th
111
Fuel rate
liter/hr
gal/hr
100 ms
100
th
183
Barometric pressure
kPa
psi
1 s
10
th
108
Ambient air temperature
°C
°F
1 s
10
th
171
Air inlet temperature
°C
°F
1 s
none
172
Boost pressure
kPa
psi
500 ms
none
102
Intake manifold temperature
°C
°F
500 ms
none
105
Air filter differential pressure
kPa
psi
500 ms
100
th
107
Exhaust gas temperature
°C
°F
500 ms
10
th
173
Battery voltage
Vdc
Vdc
1 s
10
th
168
Switched battery voltage (at ECU)
Vdc
Vdc
1 s
10
th
158
t
SPN is Suspect Parameter Number