FAUL
T
J1587
PID(P)
J1939
CODE
SID(S
)
SPN(S)
(LAMP }
{FMI)
(FMI}
REASON
EFFECT
Engine power derate.
221
{Amber}
P108
(3}
108
(3)
Barometric Pressure Sensor Circuit - Voltage Above
Normal or Shorted to High Source. High signal volt- age
detected at barometric pressure circuit.
222
108
Engine power derate.
{Amber}
P108
{4}
{4}
Barometric Pressure Sensor Circuit - Voltage Below
Normal or Shorted to Low Source. Low signal volt-
age detected at barometric pressure circuit.
227
{Amber}
8211
(3)
3510
{3}
Engine will run derated. No engine protection for
intake manifold air temperature.
Sensor Supply 2 Circuit - Voltage Above Normal or
Shorted to High Source. High voltage detected at
sensor supply number 2 circuit.
234
{Red}
P190
{OJ
190
(0)
Fuel injection disabled until engine speed falls be- low
the overspeed limit.
Engine Crankshaft Speed/Position - Data Valid but
Above Normal Operational Range - Most Severe Level.
Engine speed signal indicates erlgine speed
above engine protection limit.
Possible hard starting and rough running.
238
{Amber)
8232
{4)
3511
{4}
Sensor Supply 3 Circuit - Voltage Below Normal or
Shorted to Low Source. Low voltage detected on the
+ 5 volt sensor supply circuit to the engine speed
sensor.
239
8232 3511
Possible hard starting and rough running.
{Amber}
{3)
(3)
Sensor Supply 3 Circuit - Voltage Above Normal or
Shorted to High Source. High voltage detected at
sensor supply number 3 circuit.
241
P084 84
{Amber}
{2) (2}
Wheel-Based Vehicle Speed - Data Erratic, lntermit-
tent, or Incorrect. The ECM lost the vehicle speed
signal.
245
(Amber}
S033
{4}
647
{4}
Fan Control Circuit - Voltage Below Normal or Shorted
to Low Source. Low signal voltage de- tected at the
fan control circuit when commanded
ON.
Engine speed limited to Maximum Engine Speed
without VSS parameter value. Cruise control, Gear-
Down Protection, and Road Speed Governor will
not work.
The fan can possibly stay on continuously or not run
at all.
None on performance.
249
{Amber}
P171
{3}
171
{3}
Ambient Air Temperature Sensor 1 Circuit - Voltage
Above Normal or Shorted to High Source. High sig- nal
voltage detected at ambient air temperature cir- cuit.
Oil level sensor operation will be disabled.
252
{Amber}
P98
{2}
98
{2}
Engine Oil Level - Data Erratic, Intermittent, or tn-
correct. An intermittent signal is being received from
the oil level sensor.
253
{Red}
P98
{ 1
}
98
{1}
The engine may derate. Possible low oil pressure.
Possible severe engine damage.
Engine Oil Level - Data Valid But Below Normal
Operational Range - Most Severe Level. Very low oil
level has been detected by the oil level sensor.
None on performance.
256
{Amber}
P171
{4}
171
(4)
Ambient Air Temperature Sensor 1 Circuit - Voltage
Below Normal or Shorted to Low Source. Low volt- age
detected at ambient air temperature circuit.
271
{Amber}
8126
{4}
1347
{4}
Engine will run poorly at idle. Engine will have low
power. Fuel pressure will be higher than com- manded.
Fuel Pump Pressurizing Assembly 1 Circuit - Volt- age
Below Normal or Shorted to Low Source. Low signal
voltage detected at the fuel pump actuator circuit.
Engine will not run or engine will run poorly.
272
{Amber}
8126
{3}
1347
{3}
Fuel Pump Pressurizing Assembly 1 Circuit - Volt-
age Above Normal or Shorted to High Source. High
signal voltage or open circuit detected at the fuel pump
actuator circuit.
285
S231 639
{Amber}
{9} {9}
One or more multiplexed devices will not operate
properly. One or more symptoms will occur.
SAE J1939 Multiplexing PGN Timeout Error - Ab-
normal Update Rate. The ECM expected informa- tion
from a multiplexed device but did not receive it soon
enough or did not receive it at all.
286
8231 639
SAE J1939 Multilexing Configuration Error - Out of
At least one multiplexed device will not operate
{Amber} {13)
(13)
properly.
Calibration. The CM expected information from a
multiplexed device but only received a portion of the
necessary information.
287
{Red}
P091
{2)
91
{19}
Engine may only idle or engine will not accelerate to full
speed.
SAE J1939 Multiplexed Accelerator Pedal or Lever
Sensor System - Received Network Data In Error.
The OEM vehicle electronic control unit VECU)
detected a fault with its accelerator peda .
288
P372
974
{Red}
{2}
{19}
The engine will not respond to the remote throttle.
Engine may only idle. The primary or cab accelera- tor
may be able to be used.
SAE J1939 Multiplexing Remote Accelerator Pedal or
Lever Position Sensor System - Received Net-
work Data In Error. The OEM vehicle electronic control
unit (VECU) detected a fault with the remote accelerator.
295
Engine power derate.
{Amber}
P108
(2)
108
{2)
Barometric Pressure - Data Erratic, Intermittent, or
Incorrect. The ambient air pressure sensor is read- ing
an erratic value at initial key-on.
322
8001
651
{Amber}
(5)
{5}
Current to injector is shut off.
Engine can possibly
misfire or run rough.
Injector Solenoid Driver Cylinder 1 Circuit - Current
Below Normal or Open Circuit. Current detected at
injector Number 1 when the voltage is turned off.·
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