DIAGNOSTIC MANUAL
IAH
Inlet Air Heater
IAHR
Inlet Air Heater Relay
IAT
Inlet Air Temperature
IC
Integrated Circuit
ICP
Injection Control Pressure
ICPR
Injection Control Pressure Regulator
IGN
Ignition
IMP
Intake Manifold Pressure
IMT
Intake Manifold Temperature
in
Inch
inHg
Inch of mercury
INJs
Injectors
IPR
Injection Pressure Regulator
ISC
Interstage Cooler
ITV
Intake Throttle Valve
J1939H
J1939 Data Link High
J1939L
J1939 Data Link Low
kg
Kilogram
km
Kilometer
km/h
Kilometers per hour
KOEO
Key-On Engine-Off
KOER
Key-On Engine-Running
kPa
Kilopascal
L
Liter
lb
Pound
lbf
Pounds of force
177
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