Operation&MaintenanceManualTROUBLESHOOTING
Compressor Diagnostic Codes
TheMiniPortdisplaysDiagnosticCodesforthecompressorsystemandtheengine.Listings
ofthesecodesareprovidedinthissection.
TheEngineDiagnosticCodescanalsobereadwiththeenginemanufacturer’sservicetool.
Aservicetoolconnectorisprovidedintheelectricalharness,providingaccesstotheJ1939
CANnetwork.Foradvancedenginetroubleshooting,itisrecommendedthemanufacturer’s
servicetoolsandserviceliteraturebeused.
COMPRESSORDIAGNOSTICCODES
LCDDisplay
DisplayNameDescriptionFault
CPRCODE1
LOWENGINE
SPEED
LowEngine
Speed
Enginespeedlessthan1100
RPMfor30seconds.
FAULT
CPRCODE2
HIGHENGINE
SPEED
HighEngine
Speed
Enginespeedgreaterthan2300
RPMfor30seconds.
FAULT
CPRCODE3
WAIT30SEC
RETRYSTART
EngineCrank
Timeout
Enginecrankattemptlongerthan
15secondsabove50°Forlonger
than30secondsbelow32°F .
FAULT
CPRCODE4
OUTOFFUEL
OutofFuel
Fuellevelintankbelowusable
limit.
FAULT
CPRCODE10
ENGSPEED
RESPONSE
EngineSpeed
Response
Enginetargetidlespeednotmet
within10secondsafterloading
compressor.
ALERT
CPRCODE11
A/SATTEMPT
EXCEEDED
AutostartAttempts
Exceeded
Compressornotstartedafter3
crankattempts.
FAULT
CPRCODE12
FUELLEVEL
LOW
LowFuelLevelFuellevelintankapproaching
empty.
ALERT
CPRCODE16
HIGHENGINE
TEMP
HighEngine
Temperature
Enginecoolanttemperature
greaterthan226˚F(Enginederate
begins)
ALERT
CPRCODE17
HIGHENGINE
TEMP
HighEngine
Temperature
(Shutdown)
Enginecoolanttemperature
greaterthan231˚F(Engine
Shutdown)
FAULT
CPRCODE
18LOWOIL
PRESSURE
LowOilPressure
LowengineoilpressureFAULT
CPRCODE19
HIGHFUEL
TEMP
HighFuel
Temperature
Enginefueltemperaturegreater
than180˚F(Enginederate)
ALERT
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