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Appendix H: CAN Module Setup and Command
VMC 3000/4000 Series User Manual
#33 D1
#34 D2
#35 D3
#36 D4
#37
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#38
Fuel Rate (Instantaneous)—Amount of fuel consumed by engine per
unit of time.
Maximum Range: 0.0 to 1.076 65 L/s
FR=(V2*256+V1) * 16.428 x 106 L/s
#37 V1
#38 V2
#39
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#40
Total Vehicle Hours(TVH)—Accumulated time of operation of
vehicle.
Maximum Range: 0.0 to 214 748 364.8 h
TVH=((H4*256*256*256)+(H3*256*256)+(H2*256)+H1)*0.05 (H)
#39 H1
#40 H2
#41 H3
#42 H4
#43 Reserved
#44
Percent Engine Load(PEL)—Ratio of current output torque to
maximum torque available at the current engine speed.
Maximum Range: 0.0 to 127.5%
PEL=data * 0.5%
#45
Engine Coolant Temperature(ECT) ,
Maximum Range: 0.0 to 255.0 °F
ECT= data °F
#46
Boost Pressure (BP)—Gage pressure of air measured downstream
on the compressor discharge side of the turbocharger.
Maximum Range: 0.0 to 219.8 kPa (0.0 to 31.875 lbf/in2)
PB=data * 0.862 (KPA)
#47
Intake Manifold Temperature (IMT)—Temperature of precombustion
air found in intake manifold of engine air supply system.
Maximum Range: 0.0 to 255.0 °F
IMT=data °F
#48
ABS Control Status
Bits 8-7: ABS off-road function switch
Bits 6-5: ABS retarder control
Bits 4-3: ABS brake control
Bits 2-1: ABS warning lamp
00 Off/Not active
01 On/Active
10 Error condition
11 Not available
#49
Parking Brake Switch Status—Identifies the state (active/inactive) of
the parking brake switch.
Bit 8: 1=active/0=inactive
Bits 7-1: Undefined
#50
Brake Application Pressure (BAP)
Maximum Range: 0.0 to 1055 kPa (0.0 to 153.0 lbf/in2)
BAP=data *4.14 kPa
#51
Brake Primary Pressure (BPP)—Gage pressure of air in the primary,
or supply side, of the air brake system.
Maximum Range: 0.0 to 1055 kPa (0.0 to 153.0 lbf/in2)
BPP=data* 4.14 (KPA)
#52
Brake Secondary Pressure—Gage pressure of air in the secondary,
or service side, of the air brake system.
Maximum Range: 0.0 to 1055 kPa (0.0 to 153.0 lbf/in2)
BPP=data* 4.14 (KPA)
#53
Road Speed Limit Status :State (active or not active) of the system
used to limit maximum vehicle velocity.
Bit 8: 1=active/0=not active
Bits 7-1: Undefined
