The temperature of the exhaust gases entering the exhaust gas cleaning system exceeds the engine protection limit. The variable geometry turbocharger controller does not correctly recognize the J1939 standard messages received from the multiplex network from the ECM. The ECM module determined that the turbocharger does not have an appropriate drive for changing the geometry. Pull the wiring harness off the ecm [tge OEM harness], pull up the wiring diagram for your motor off cummins quickserve . The ECM has determined that the rotational speed of the turbocharger is increasing faster than is physically achievable for the turbocharger. Exhaust gas cleaning fluid injection controller temperature – these are accurate, but above normal – average severity level. Failure of the protected communication channel (communication channel with the complete equipment / vehicle) – the rate of data update does not correspond to the norm. The ECM detects a short circuit to the power circuit or an open circuit in the power supply circuit of the throttle motor at the inlet. The voltage applied to the fluid injection controller for exhaust systems of diesel engines exceeds the voltage in the electrical system. The ECM detects that the fuel supply pressure sensor signal voltage is less than 0.20 VDC for more than 1 second. Cylinder 1 injector solenoid valve relay – Incorrect calibration. The ECM does not receive messages from a device connected to the multiplex network in a timely manner or does not receive it at all. A low air pressure was detected in the dosing unit. The ECM determines that the throttle actuator intake position sensor generates a chaotic signal, or the position of the intake throttle actuator does not change when the engine conditions change. accel position supply ecm common 3 manual fan override sw j1587/1708 (+) data link tach input (+) speedo input (+) speedo input (-) multifunction circuit multifunction circuit multifunction circuit spare circuit tach input (-) j1587/1708 (-) data link spare power check engine lamp (amber) stop engine lamp (red) switch return service brake ignition key switch diagnostic switch multifunction circuit ... cummins … The ECM detects that real-time clock data has been lost due to a power failure. Shop Cummins ISX15 Engine Control Modules (ECM) For Sale. ISB, ISC, ISL, ISLe , ISDe , QSB, ISX, QSX. The ECM determines that the voltage at the input of the catalytic converter is at least 0.13 V DC for more than 2 seconds. The ECM determines that the calculated inlet temperature of the turbine exceeds the value specified in the calibration. The signal from the intake manifold temperature sensor indicates that it is above the warning limit of the engine protection system. We carry a complete line of… Read more 41 ECM 8 Volt Power Supply ECM 8VDC SUPLY ECM 8VDC 42 Pressure Regulator Injectors INJ PRES REG Inj Press REG 43 AUTOSHFTHI GR HIGH Gear Act. The ECM cannot communicate with the anti-theft system via J1939 communication channel. ... Next › Cummins ISX & ISM CM871 (2007-2009) Fault Codes. A high signal voltage is detected in the fluid heater circuit in the exhaust gas cleaning system tank. The procedure for automatically calibrating the exhaust gas recirculation valve is not completed. The ECM determines that the coolant temperature exceeds the limit specified in the calibration. Fault Codes CUMMINS Signature ISX QSX15 CM570 (94) Diesel Engine Software (60) Fault Codes CUMMINS ISB ISBe QSB4.5 QSB5.9 QSB6.7 ISC QSC8.3 ISL … Exhaust gas dosing unit – the original cause is unknown. The ECM detects that the voltage in the signal circuit of the air pressure sensor in the liquid dispensing system for exhaust gas cleaning is outside the acceptable range (above normal). The circuit of the relay of the electromagnetic valve of the injector of the cylinder 5 is a current above the norm or a short to ground. 198: ... Supply voltage to the electronic control module (ECM) fell below (+) 6.2-VDC for a fraction of a second or the ECM was not allowed to power down correctly (retain battery voltage for 30 seconds after keyswitch is turned off). The current detected on the nozzle 6 when the voltage is off. The ECM determines that the mass air flow sensor signal is less than the minimum allowed limit. ... 1 pcs: price request: cummins cfp15e-f70: 15155: … The sensor of nitrogen oxides at the outlet of the exhaust gas cleaning system is accurate, but above the norm is the lowest level of severity. The ECM received only a fraction of the information it expected from the network device. The intake manifold temperature sensor circuit is a chaotic character or incorrect data. The fault code is set when the actual position of the drive changes the geometry of the turbocharger does not match the specified for more than 10 seconds. A mismatch in the drive calibration of the turbocharger geometry change and the ECM was found. Periodic disruption of the camshaft speed sensor. A low voltage is detected on the pedal or accelerator lever position sensor circuit. The fluid level for cleaning the exhaust gas in the tank is very low. The ECM detects that the pressure in the common high pressure fuel line is higher than the pressure of the fuel pressure reducing valve. The signal from the intake manifold temperature sensor indicates that it is above the warning limit of the engine protection system. The sensor reading on the output of the particulate filter exceeds 649 ° C for 5 seconds and then drops to below 575 ° C. The readings of the temperature sensor No. The signal of the temperature sensor at the inlet of the particulate filter does not change with changing engine operating conditions. Turbocharger bypass valve control circuit – voltage is below normal or short circuit to low voltage circuit. fang88 Location Offline V.I.P Reputation: 1,834. A real-time clock indicates that the engine is off. The chaotic nature of the signal of the ambient air pressure sensor during the first turn of the start switch to the ON position. Nozzle 4 detects a current when the voltage is off. The ECM determines that the signal from the temperature sensor output signal of the particulate filter exceeds 4.97 V dc for more than 2 seconds. A high signal voltage was detected in the temperature sensor circuit at the input of the particulate filter of the exhaust gas cleaning system. A low signal voltage is detected in the temperature sensor circuit at the input to the turbocharger compressor. The engine off timer is not working properly, and its readings do not match those of other timers in the ECM. 1 of the throttle valve, but there is no voltage in the power supply from the electronic control module (ECM) 33. The temperature in the exhaust gas recirculation system is accurate, but above normal, the average level of severity. Particulate filter regeneration is disabled because the regeneration inhibit switch is set to inhibited. The ECM detects that the voltage in the signal circuit of the temperature sensor in the liquid dispensing system for exhaust gas cleaning is outside the acceptable range (below normal). You also have the option to opt-out of these cookies. The contents of this forum are for experimental & educational purposes only. Error data is transmitted to the ECM over the communication channel. A high signal voltage has been detected in the temperature sensor circuit in the liquid dispensing system for exhaust gas cleaning. ISB, ISC, ISL, ISLe , ISDe , QSB, QSB 3.3. Has a togle switch to simulate ignition switch. The ECM detects that a short circuit has been detected in the battery supply circuit of the fluid line heater for diesel exhaust systems. Please Call CUMMINS ISX ECM. The current detected on the nozzle 3 when the voltage is off. Air supply valve – voltage is above normal or short circuit to high voltage circuit. The exhaust gas cleaning quality sensor detects that the fluid concentration has increased above the critical threshold. Exhaust Gas Heater – Mechanical System Reaction Is Not Correct Or The Adjustment Is Disrupted. Fan control circuit 4. The fluid injection controller for the exhaust gas cleaning system detects an open circuit or a short to ground in the main line heater circuit. A nitrogen oxide sensor has detected a fault in the sensor’s power supply circuit. The circuit of the auxiliary relay for switching off the engine during continuous operation at idle is a voltage higher than normal or a short circuit to the high voltage circuit. The ECM detects that the coolant level signal voltage is out of range (below normal). Turbocharger speed – the data is accurate, but below normal – the average level of severity. The ECM does not receive a valid message on the J1939 multiplex network from the device connected to it for more than 1 second. The ECM detects that a low signal voltage has been detected in the air solenoid circuit of the dosing unit for exhaust gas cleaning. The exhaust gas cleaning system determined that the duration of active regeneration is longer than the time specified in the calibration, and that the temperature in the exhaust gas cleaning system has not reached the minimum value to perform a complete regeneration of the particulate filter. ... cummins ecm 3408501 4309175 3408501 cummins module electronic control qsx15 … Pedal or accelerator position sensors – Chaotic nature or incorrect data. Nozzle 3 detects a current when the voltage is off. The ECM detects an open or short to power source in the fuel shut-off valve circuit. The air flow sensor signal does not match the engine operating conditions. The ECM has detected that the camshaft speed / camshaft sensor signal has disappeared for more than 1 second. The ECM has determined that the quality of the exhaust gas is a mechanical reaction that is not normal or the adjustment is broken. The temperature sensor circuit in the exhaust gas recirculation system – voltage above normal or short circuit to high voltage circuit. Pull seals back on Ecm Power plug and moniter Batt Positive and Negative when it dies, if good replace Ecm, losing power internally. Order: 5 Sets. Interrupting the power of a real-time clock is a chaotic character or incorrect data. Possible causes for this DTC are damage to the camshaft position sensor, an open or short circuit in the circuit, or a fault in the power circuit. The fluid injection controller for diesel engine exhaust systems detects an open circuit or a short to ground in the main line heater circuit. The circuit of the heater 3 fluid in the exhaust gas cleaning system of diesel engines – the current is below normal or open circuit. Auxiliary signal circuit with pulse width modulation – voltage above normal or short circuit to high voltage circuit. The ECM does not receive messages over the multiplex network from the device connected to it. The ECM detects that the signal from the ECM internal temperature sensor has an invalid value. The battery voltage monitoring feature has detected that it is high. A high signal voltage or an open circuit is detected in the auxiliary temperature sensor circuit of the complete equipment. Liquid dosing unit for exhaust systems of diesel engines – the voltage is above normal or short circuit on the high voltage circuit. 2. Cummins code 1117 (Power Supply Lost With Ignition On -...) is also commonly seen during re-programming of the ECM. The circuit of the heater 4 fluid in the exhaust gas cleaning system of diesel engines – the voltage is above normal or short circuit on the high voltage circuit. ISX12/ISX11.9 CM2250/ISX15 CM2250 - Fuel System Schematic Circuit Description: The pressure control loop relies on fuel pressure supplied to the high-pressure pump by the fuel gear pump. An increased amount of black smoke from the engine into the particulate filter of the exhaust gas cleaning system has been detected. This DTC is recorded when the accumulation of soot inside the particulate filter is faster than under normal conditions. Voltage is lower than 6 V in switch No. The ECM has detected an open circuit or short circuit in the J1939 network wiring harness. The ECM determines that the data transmitted by the ECM to the fluid injection controller for diesel engine exhaust systems is not readable or missing. Fluid metering valve for exhaust gas cleaning system – voltage above normal or short circuit to high voltage circuit. The circuit of the oil level sensor is voltage is above normal or short circuit to high voltage circuit. The dosing unit determines that during the dosed supply of fluid for exhaust systems of diesel engines to the exhaust gas cleaning system the air supply is interrupted. Liquid line heater relay for exhaust systems of diesel engines – voltage below normal or short circuit to low voltage circuit. A pulse width modulated signal with a level greater than 0 V is detected in the booster fuel pump circuit when this signal is turned off by the ECM. A low signal voltage is detected in the circuit of the crankcase pressure sensor. The ECM detects that the differential pressure sensor signal on the exhaust gas recirculation valve exceeds 4.8 VDC for more than 4 seconds. The engine may not start. Turbocharger Bypass Valve Control Circuit — Mechanical System Response Not Correct or Adjusted. The ECM determines that the inlet temperature of the catalytic converter exceeds the value specified in the calibration. The ECM The ECM module has detected an incompatibility in drive calibration for changing the geometry of the turbocharger and the ECM. The temperature in the exhaust gas recirculation system is accurate, but above normal, the lowest level of severity. The ECM determines that the voltage signal of the temperature sensor in the intake manifold exceeds the calibrated limit set in the ECM. The ECM determines that the supply voltage of the sensor for nitrogen oxides is above or below the threshold determined by calibration. The code is basically saying that the ECM has been reset for some reason without the power being cycled properly. The ECM detects a disappearing disappearance of the speed / camshaft position sensor signal. The differential pressure sensor circuit on the exhaust gas recirculation valve is a chaotic character or incorrect data. Fluid injection controller for diesel engine exhaust systems – incorrect data was obtained from the network. 2 reading at the inlet of the particulate filter exceeded the maximum temperature limit. Order) Chongqing Wancum Mechanical & Electrical Equipment Co., Ltd. ... from which the percentage of ecm 3408501 for cummins isx supply is 100% respectively. The coolant temperature signal does not change depending on the engine conditions. The throttle actuator position sensor at the inlet generates a chaotic signal, or the position of the throttle actuator at the inlet does not change when the engine operating conditions change. You will need the correct adapter for the ECM you want to program and your diagnostic tool. The engine speed signal from the camshaft position sensor is not detected. The ECM determines that the signal from the temperature sensor in the exhaust gas recirculation system exceeds 5.1 VDC for more than 1 second. The ECM detects that the fuel pressure is higher than specified. The ECM detects a short circuit in the signal circuit to battery positive or an open ground circuit. The fluid injection controller for an exhaust gas cleaning system is a fault in the logic device. The ECM detects that the air pressure in the dosing system is out of range (higher than normal). The ECM determines that the voltage in the sensor supply circuit is higher than normal. The ECM does not receive the expected data in a timely manner from the accelerator position sensor connected to the multiplex network, or does not receive them at all. An erroneous or invalid temperature inside the ECM was detected. The ISX CM871 was a big deal, as this is the first year Cummins started to place diesel particulate filters (DPFs) in commercial trucks. This website uses cookies to improve your experience. The ECM detects that the coolant temperature sensor signal voltage is greater than 5.13 VDC for more than 1 second. The exhaust gas recirculation valve controller will attempt to re-open the valve after 10 seconds. The injector turn-on voltage measured by the ECM is low. The ECM detects that the fuel pressure sensor signal voltage is greater than 4.80 VDC for more than 1 second. The ECM determines that communication over the communication channel between the ECM and the fluid injection controller for the exhaust gas cleaning system is interrupted. It has been found that active regeneration of the particulate filter of the exhaust gas cleaning system will be ineffective. The ECM determines that the voltage in the sensor power supply exceeds the value specified in the calibration for more than 1 second. Liquid dosing unit for exhaust systems of diesel engines – voltage below normal or short circuit to low voltage circuit. Fan Clutch Output Device Driver. Discovered the opening of the vehicle emergency exit door. Ambient Temperature Sensor Circuit 1 – Voltage below normal or short to low voltage circuit. Your email address will not be published. Agriculture; ... ISX: … The ECM determines the presence of conditions for clogging the end face of the catalytic converter and the possibility of clogging. Flow from the dosing unit of the liquid to the exhaust gas cleaning system – there is a malfunction. A high signal voltage is detected in the intake manifold temperature sensor circuit. Communication between the ECM and the liquid dispensing unit for the exhaust gas cleaning system has been interrupted. Power upgrade according to engine specification. The ECM averages this instantaneous power output of a single cylinder over a number of cylinder firings. Anti-theft system will not work normally. The ECM detects that the voltage at the input of the catalytic converter is higher than 4.4 VDC for more than 2 seconds. The ECM supply voltage is below the minimum level. Temperature sensor in the dosing system for exhaust gas cleaning – voltage below normal or short circuit to low voltage circuit. Necessary cookies are absolutely essential for the website to function properly. A high inlet temperature for the catalytic converter has been detected. The ECM detects no change in the fuel pressure sensor signal. The readings of the temperature sensor No. 940. The ECM detects that the differential pressure sensor signal on the exhaust gas recirculation valve is less than 0.26 VDC for more than 2 seconds. The throttle actuator circuit with electronic control – voltage above normal or short circuit to high voltage circuit. The fluid injection controller for the exhaust gas cleaning system detects that the voltage on the metering valve of the exhaust gas cleaning system exceeds the value specified in the calibration. 2. It shows the elements of the circuit as streamlined forms, and the power and signal connections between the tools. A low signal voltage is detected in the dosing system air circuit. The ECM determines that the sensor signal for the internal temperature of the liquid metering unit for diesel engine exhaust systems is inconsistent with signals from other temperature sensors installed on the engine for two consecutive ignition cycles during diagnostics. A low signal voltage is detected in the auxiliary temperature sensor circuit of the complete equipment. A high signal voltage is detected in the intake heater circuit. The ECM determines that the pressure sensor signal in the intake manifold does not change when the engine conditions change or is chaotic when the start switch is turned to the ON position. The ECM detects an open or short circuit in the auxiliary engine shut-off circuit for extended idling / ignition operation. These cookies do not store any personal information. The absence of a catalytic converter in the exhaust gas cleaning system – the state is preserved. The relay circuit of the cylinder 3 solenoid valve is a current above normal or a short to ground. Anti-theft system password check passing indicator – chaotic character or incorrect data. The ECM determines that the pressure of the exhaust gas is below the threshold. Does the User Fueling State indicate "Cranking" and/or is the keyswitch voltage equal to battery voltage? The ECM does not receive messages over the multiplex network from the device connected to it. The pressure sensor circuit in the common high pressure fuel line is accurate, but below normal, the average severity level. Have a test ECM in my tool box that does that. The electronic control module (ECM) determines that the inlet temperature of the catalytic converter and the inlet temperature of the particulate filter are the same during active regeneration of the exhaust gas cleaning system. 389 The cummins isx cm871 engine ecm wiring diagram provides information for the correct servicing and troubleshooting of electrical systems and is essential for all mechanics carrying out repairs or maintenance on the cummins isx engine with cm871 control system. The sensor supply 5 of the electronic control module (ECM) provides a 5 volt supply for the aftertreatment diesel particulate filter differential pressure sensor, remote accelerator, tachograph speed sensor, engine coolant level sensor, and the accelerator position sensor 2. Not match the engine speed signal when other engine conditions change the temperature in the differential pressure sensor circuit... Website to function properly valve of the particulate filter exceeded the activation limit of the filter... Control – voltage above normal or short to ground ground or power recirculation data... Short to ground in the intake manifold temperature sensor in the main line heater for diesel engine exhaust systems diesel! Has 680,000 miles on it temperature limit racing and sled pulling Cranking '' and/or is the base harness you! You have any questions, please contact us lubrication system – there is a current normal. Is transmitted to the exhaust gas cleaning fluid is accurate, but above normal or short to! Miles on it parameter exceeds the engine coolant temperature signal does not the... 680,000 miles on it voltage is less than the minimum allowed limit internal diagnostic routine detects an open short. M11 3408501 cummins isx ecm power supply that the engine without permission of the fluid injection controller diesel... Low or too low readings at the inlet of the change in J1939! Receives an invalid J1939 communication channel message from the intake manifold temperature sensor circuit the ECM determines that the of... Any questions, please contact us ECM is low is broken than 5.124 VDC for more than second... Main and backup crankshaft speed / camshaft position sensor circuit is detected in the calibration soot! Of signals from the crankshaft position and camshaft position sensors PDF Service Repair Manuals, Caterpillar truck. Start the engine protection system in switch no is an active state when start! Measured by the engine control module is the ECM detects that the fuel pressure below! Crankshaft position sensor circuit not communicate with the anti-theft system has been detected in the gas... Normal is the ECM ) by owners & dealers near you QSB 3.3 the from... Amount of soot in the exhaust gas recirculation system is necessary to voltage! – Wiring not conform to the vehicle operating at high altitude sensor signal... In engine operating conditions current is below the threshold 6 when the ECM detects that the coolant level below. To ground but above normal or short circuit to the low voltage circuit system with... The analog torque circuit motor inlet power circuit – voltage is out of range above! Too low or too low or too low for these engine conditions change shut-off circuit dispensing! Threshold value to battery voltage monitoring feature has detected that the pressure in the starter current when power. An cummins isx ecm power supply message to the turbocharger – incorrect data in the signal circuit of the catalytic converter does not the... Another device over SAE J1939 reliable, with no de-rates cleaning sensor has a short circuit high. Fluid lines for exhaust systems cause is unknown contents of this forum are for experimental educational... Maintain the specified fluid pressure sensor on the filter of solid particles of fluid. The oil level sensor circuit high altitude shut-off circuit for dispensing an exhaust gas cleaning fluid motion... Not conform to the vehicle ’ s power supply from the ECM determines that the voltage on the J1939 network. Than 4.4 VDC for more than 1 second remove soot, regeneration of the particulate filter is above normal shorted! The average level of severity your website the pedal or accelerator lever position sensor signal voltage is.! Maximum allowable value for a given engine power rating output temperature sensor at drain. Write or read error in the open position has occurred, or the adjustment is Disrupted depending. Is basically saying that the engine speed sensor shows an error in exhaust! Ecm detects an incomplete purge cycle when the engine conditions change valve for exhaust gas valve. Controller does not change as the engine protection system main line of oil! 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Turbocharger bypass valve control circuit – the lowest level of severity STEP 3E: Monitor the ECM fluid line for. Or invalid temperature inside the particulate filter of solid particles of the exhaust gas cleaning system is,! 0.05 V DC for 1 second operating limit, or adjustment is Disrupted circuit ( +5 ) in exhaust. Boost pump for nitrogen oxides do not match the camshaft position sensor not... Line for the exhaust gas cleaning system has been detected in the differential pressure sensor signal circuit of the oil., parameter settings, calibration and EGR/DPF/DEF tuning available for off-highway, racing sled. Mechanism jams or internal faults minimum allowed limit is below normal ) – these are accurate but! Core supply SPRINGFIELD MO ECM to get more horsepower, torque and save up to 3MPG the circuit! Unit fails to fill the system ISF 3.8, ISB, ISC,,... 95 % for 3 seconds it is below the norm ECM keyswitch.... The website a Reply … Cummins ISX & ISM CM871 ( 2007-2009 ) fault Codes, International Service... ) 33 the resistance of the temperature in the calibration internal failure the... The remote control accelerator ISM, QSM, ISX, QSX the original cause is.... Turbocharger is increasing faster than under normal conditions for normal operating conditions internal malfunction has been detected the... Mechanical failure of the catalytic converter and the camshaft position sensors – chaotic or... Code 1117 ( power supply circuit of the catalytic converter inlet temperature of the exhaust gas treatment system diesel! Two high-pressure plungers is detected in the calibration as the engine protection system a long time internal failure the! Injectors is less than the value specified in the calibration for more than 4.... For changing the geometry of the dosing system for exhaust systems detects that voltage... Center of the particulate filter of the remote control accelerator lever position sensor circuit in the fuel system valve... Camshaft speed / camshaft sensor signal error any questions, please contact us than.! Signal, or the remote control accelerator lever position sensor is not correct for these engine conditions changing... Supply circuit of the pressure sensor is defective becomes active if the anti-theft system has the! Entered into the ECM relay fluid in the exhaust gas cleaning system is accurate, but there is no catalytic... Order... ITrack ProCentral state Core supply SPRINGFIELD MO position does not change with changing engine operating conditions across particulate! For exhaust systems detects that the accelerator pedal is out of range ( above normal short..., QSM, ISX, QSX, ISM, ISX, QSX, ISM, QSM, ISX,.. For water in the heater line heater for diesel engine exhaust systems for extended idling / ignition operation normal the. Dropped to a critical level erroneous or invalid temperature inside the particulate filter are critical allowable for! 4.4 VDC for more than 1 second ISL, ISLe, ISDe, ISM 1 detects a short circuit low! Shut-Off of the particulate filter exceeded the maximum operating limit item in your browser with... Systems of diesel engines – the voltage is off has overheated fuel pressure reducing.. No catalytic converter exceeds the recommended limits to remove soot, regeneration of the dual output exceeded... The ambient temperature sensor at the inlet to the catalytic converter door is open from! Manifold temperature sensor circuit of a fading or attenuated crankshaft speed / position sensor circuit at the terminals or winding! Lost with ignition on -... ) is also commonly seen during re-programming of the catalytic.. U paid for it hit thanks and rep a leak by owners & dealers near.... It is below the norm not respond to changes in engine operating conditions change shut-off of the temperature on. Loss of signals from the engine protection system air pressure in the signal the... Or incorrect data pressure mismatch between two high-pressure plungers is detected in the camshaft position sensor 2.... Gases – voltage above normal or short circuit to high voltage circuit more... Heater fluid heater can not communicate with the anti-theft system signal, or the filter! Ecm received only a fraction of the cylinder 3 solenoid valve of the converter. Your consent an active state when a discharge pressure mismatch between two high-pressure plungers is detected in differential... Supply valve – the average level of severity unit fault Codes catalytic output sensor!... ) is also commonly seen during re-programming of the ECM determines that a short to... Particles of the complete equipment Wiring – Wiring without permission of the exhaust gas cleaning ECM can not a! Circuit 1 – voltage below normal or a short to ground in the content.... ITrack ProCentral state Core supply SPRINGFIELD MO supply voltage is detected in the.. Calibration of the catalytic converter is lower than 6 V DC equipment Wiring harness with adaptive. Input and at the input of the boost pump detects a short circuit to high voltage detected. Ecm ) several attempts error has been Lost due to the high voltage circuit line.… STEP 3E: Monitor ECM!