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930/937 Mulcher (O)
800-00256
FAULT PID(P)
CODE SID(S) SPN(S)
LAMP FMI FMI REASON EFFECT (Only when fault code is active)
ENGINE FAULT CODES CONTINUED
328 S152 1348 Engine ECM has detected a failure in the rear pumping Low power. Engine may not run.
Yellow 7 7 element.
329* S233 1077 Engine ECM has detected an overpumping failure in the Engine power derate, engine may die.
Red 12 12 CAPS pump.
349 P191 191 Auxiliary speed signal frequency indicates the frequency Engine will go to idle and lose ability to control speed of the auxiliary
Yellow 0 0 is above a calibrated threshold value. device.
352 S232 620 Low voltage detected at engine position sensor + 5 VDC Default value used for sensors connected to this + 5 VDC supply.
Yellow 4 4 supply, pin 10 of the engine harness. Engine will derate to no boost fueling and loss of engine protection for
oil pressure, intake manifold pressure, and ambient air pressure.
381* S237 626 Error detected in cold start aid relay 1 enable circuit at Intake air heater can not be fully energized by the ECM.
Yellow 11 11 pin 41 of the OEM harness. Possible white smoke and/or hard starting.
382* S237 626 Error detected in cold start aid relay 2 enable circuit at Intake air heater can not be fully energized by the ECM.
Yellow 11 11 Pin 31 of the OEM harness. Possible white smoke and/or hard starting.
385 S232 620 High voltage detected at OEM harness sensor + 5 VDC Sensors connected to this + 5 VDC supply (i.e. remote throttle position
Yellow 3 3 supply pin 10 of the OEM harness. sensor) will not function.
386 S232 620 High voltage detected at the engine harness sensor + 5 Default value used for sensors connected to this + 5 VDC supply.
Yellow 3 3 VDC supply pin 10 of the engine harness engine will derate to no boost fueling and loss of engine protection for
oil pressure, intake manifold pressure, and coolant temperature.
387 P091 91 High voltage detected at the throttle position sensor + 5 Engine idles when idle validation switch indicates idle and ramps up to
Yellow 3 3 VDC supply pin 29 of the OEM harness a default set speed when idle validation switch indicates off-idle.
415 P100 100 Oil pressure signal indicates oil pressure below the very Speed derate and possible engine shutdown if engine protection
Red 1 1 low engine protection limit. shutdown feature in enabled.
418 P097 97 Water in fuel signal indicates the water in the fuel filter Excessive water in the fuel can lead to severe fuel system damage.
WIF 0 0 needs to be drained.
422 P111 111 Voltage detected simultaneously on both the coolant level No engine protection for coolant level.
Yellow 2 2 high and low signal pins 27 and 37 of the engine harness
OR no voltage detected on either pin. (Fault is active
for switch type coolant level sensors only)
429 P097 97 Low voltage detected at water in fuel signal pin 40 of the No water in fuel protection.
Yellow 4 4 OEM harness.
431 P091 91 Idle validation signals on pins 25 and 26 of the OEM No effect on performance, but loss of idle validation.
Yellow 2 2 harness indicate voltage detected simultaneously on both
pins OR no voltage detected on either pin
432 P091 91 Idle validation signal at pin 26 of the OEM harness Engine will only idle.
indicates the throttle is at the idle position when the
throttle position signal at pin 30 of the OEM harness
indicates the throttle in not at the idle position OR Idle
validation signal at pin 26 of the OEM harness indicates
the throttle is not at the idle position when the throttle
position signal at pin 30 of the OEM harness indicates
the throttle is at the idle position.
433 P102 102 Boost pressure signal indicates boost pressure is high Possible overfueling during acceleration. Increase in black smoke.
Yellow 2 2 when other engine parameters (i.e. speed and load)
indicate boost pressure should be low OR boost pressure
is low when other engine parameters indicate it should
be high.
434* S251 627 All data gathered by the ECM since the last key on (i.e. None on performance. Fault code table, trip information data,
Yellow 2 2 faults, trip information data, etc.) was not stored to maintenance monitor data, trending data and user activated datalogger
permanent memory at the last key off. data may be inaccurate.
441 P168 168 Voltage detected at ECM power supply pins 38, 39, 40 Engine will die or run rough.
Yellow 1 1 and 50 of the engine harness indicates the ECM supply
voltage fell below 6 VDC.
442 P168 168 Voltage detected at ECM power supply pins 38, 39, 40, None on performance.
Yellow 0 0 and 50 of the engine harness indicates the ECM supply
voltage is above the maximum system voltage level.
443 S232 620 Low voltage detected at throttle position sensor + 5 VDC Engine idles when validation switch indicates idle and ramps up to
Yellow 1 1 supply pin 29 of the OEM harness. a default set speed when idle validation switch indicates off-idle.
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