J158
7
PID(P)
FAUL
T
CODE
{LAMP}
SllS)
{ F
I}
J1939
SPN(S)
{FMI }
REASON
EFFECT
VGT travel may be limited.
2387
{Amber)
S027
{7}
641
{7}
VGT Actuator Driver Circuit (Motor) - Mechanical
System Not Responding Properly or Out of Adjust-
ment. The smart VGT controller has detected incor- rect
stop limits, or the VGT is unable to move to the
closed
position.
None on performance.
None
{1}
111
{17)
2448
{Mainte-
nance}
Coolant Level - Data Valid but Below Normal Op-
erational Range - Least Severe Level. Low engine
coolant level detected.
Low intake manifold pressure.
2449
{Red}
S027
{13)
641
{13)
VGT Actuator Controller - Out of Calibration. The
VGT has failed the automatic calibration procedure at
initial key-on. VGT will be in the open position.
2451
{None)
N/A
{O
}
2789
{16}
Turbocharger Turbine Inlet Temperature (Calculated)
Fuel is limited in an attempt to decrease the calcu-
- Data Valid but Above Normal Operational Range -
lated exhaust gas temperature entering the turbo-
Moderately
Severe Level. Turbocharger turbine inlet
charger.
temperature has exceeded the engine protection
limit. ·
The ECM will estimate the exhaust gas pressure.
2554
{Amber}
P131
{2}
1209
{2}
Exhaust Gas Pressure - Data Erratic, Intermittent, or
Incorrect. The exhau·st gas pressure sensor is
reading an erratic value at initial key-on.
2555
{Amber}
S070
{3}
729
{3}
The intake air heaters may be ON or OFF all the
time.
Intake Air Heater 1 Circuit - Voltage Above Normal
or Shorted to Hit Source. High voltage detected at the
intake air eater signal circuit.
2556
{Amber}
S070
{4}
729
{4}
The intake air heater may be ON or OFF all the
time.
Intake Air Heater 1 Circuit - Voltage Below Normal or
Shorted to Low Source. Low voltage detected at the
intake air heater signal circuit.
VGT actuation will be disabled.
2634
{Red}
$027
{12)
641
{12)
VGT Actuator Controller - Bad Intelligent Device or
Component. An internal error has been detected by the
smart VGT controller.
VGT actuation will be disabled.
2635
{Red)
S027
{11}
641
{31}
VGT Actuator Driver Circuit - Condition Exists. A
calibration mismatch between the VGT actuator and the
ECM has been detected.
VGT actuation
will be disabled.
2636
{Red}
S027
{9}
641
{9}
VGT Actuator Driver Circuit - Abnormal Update Rate.
No communications on the J1939 datalink between
the engine ECM and the smart VGT con- trailer.
2637
{None}
None
{11}
3050
{ 11
}
Active aftertreatment diesel particulate filter regen-
eration will be disabled.
Catalyst Face Plugged - Root Cause Not Known. The
front face of the aftertreatment diesel oxidation catalyst
has been detected to be plugged with soot.
None on performance.
2638
{None}
None
{13}
3050
{13)
Catalyst Efficiency - Out of Calibration. The tern-
perature increase across the aftertreatment diesel
oxidation catalyst is lower than expected.
The aftertreatment dash lamp will be illuminated
2639 S324
{None} {O}
3251
{15)
Aftertreatment Particulate Filter Differential Pres- sure
- Data Valid but Above Normal Operational
Range - Least Severe Level. The soot load of the
aftertreatment diesel particulate filter has exceeded
and
will begin to flash as the severity of the soot load
increases. Possible engine protection derate based
on severity.
the recommended limits.
2646
{Amber}
P110
{31}
110
{31}
Enne Coolant Temperature - Condition Exists. The
EG valve was closed to reduce engine coolant
temperature.
EGR valve actuation will be disabled.
2659 P110 110
Engine Coolant Temperature - Condition Exists. The
EGA valve actuation
will be disabled.
{None)
{31}
{31}
EGA valve was· closed to reduce engine coolant
temperature.
2728 None
3556
Aftertreatment Fuel Injector 1 - Data Valid but
None on performance.
{None}
{16}
{16)
Above Normal Operational Range - Moderately Se-
vere Level. Excessive fuel injection into the
aftertreatment system has been detected.
2742
None
3249
Aftertreatment Exhaust Gas Temperature 2 - Data
None on performance.
{None}
{17)
{17}
Valid but Below Normal Operating Range - Least
Severe Level. The. temperatures in the aftertreat-
ment system can not reach the required tempera-
tures for stationary regeneration.
2743
None
3249
Aftertreatment Exhaust Gas Temperature 2 Data
None on performance.
{None}
{17)
{17}
Valid but Below Normal Operating Range - Moder-
ately Severe Level.
None on performance.
2754
{Amber}
None
{16)
81
{16)
Engine Particulate Trap Inlet Pressure - Data Valid but
Above Normal Operational Range - Moderately Severe
Level. Excessive black smoke has been de- tected
exiting the engine and entering the aftertreatment
diesel particulate filter.
Active aftertreatment diesel particulate filter regen-
2777
{None}
N/A
{11
}
3703
{31
}
eration has been disabled.
Particulate Trap Active Aegerieration Inhibited Due to
Inhibit Switch - Condition Exists. Regeneration of the
diesel particulate filter has been prevented due to the
inhibit switch being activated.
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