Cummins fault code 1866

Thanks Given: 1934 Thanks Received: 3316 (556 Posts) Posts: 779 Threads: 23 Joined: Apr 2014 10 07-06-2017, 06:38 PM (This post was last modified: 07-06-2017, 07:12 ...

Cummins fault code 1866. Associate Degree. 6,648 satisfied customers. 2015 International 4300 Cummins/Allison is showing. 2015 International 4300 Cummins/Allison is showing electrical fault warning with a continual alarm sound. Then the ABS warning showed. … read more.

Mr. Cat Man, I have cummins ISX with a engine code of 3382 which is "Engine Exhaust Gas Recirculation Data Valid but below normal operating range moderatly severe." We have put two new EGR differential pressure sensor in. The egr valve at idle is 80 percent and 0 when engine is speed up. Our EGR differential pressure is showing 0.0 in Hg.

Some good information about fault code 0559Cummins Fault Code Description Light SPN 3363 FMI 16 1713 Aftertreatment 1 Diesel Exhaust Fluid Tank Heater - Data Valid But Above Normal Operating Range - Moderately Severe Level Amber Warning Light SPN 3364 FMI 10 ... If diagnosing fault codes other than 3363-16 (FC1713) refer to associated FCAP. No: Reorient valve …Code 1866 results Jump to Latest Follow 48453 Views 6 Replies 2 Participants Last post by TDIDog , Feb 4, 2015 T TDIDog Discussion starter · Jan 19, 2015 So our #3 bus was low on power and throwing this 1866 code. This means: Exhaust Gas Recirculation Valve Delta Pressure - Data Erratic, Intermittent, or Incorrect.Cummins fault codes indicate a malfunction has occurred in one or more of the vehicle’s components. Knowing Cummins fault codes is essential to diagnosing and fixing any problems with your Cummins engine quickly and efficiently. This article will provide an overview of Cummins fault code list reports and offer troubleshooting tips on …Installation: Fault Codes 3361, 3389, 3382 and 3383 E xh a u st G a s R e cir cu la t io n ( E G R ) S yst e m D iff e r e n t ia l P r e ssu r e S e n so r I n co r r e ct I n st a lla t io n : Download and support for the digital fault code troubleshooting manual, includes fault codes, procedure numbers and step by step troubleshooting guidance. Skip to main content Region ... Cummins Emission Solutions Aftertreatment: FIS4021677.chm: F3.8 CM2350 F120B: FIS5411240.chm: GTA8.3 CM558: FIS4021664.chm: GTA855 CM558/CM2358 …Cummins B6.7 active fault code 3383 EGR system data valid but above normal operating range. ... 10 FREIGHTLINER M2 106 6.7 CUMMINS. CODE 1866, PID 4, FMI 2 SPN 411 ...

• Technical Service Bulletin is available for the following fault codes: 1866, 3361, 3382, 3383, 3389, 4729, 7233 Refer to tsb190165 If the engine was operating in cold weather, then proceed to the next action. • Technical Service Bulletin is available for the following fault codes: 125, 153, 691, 742, 1228, 1866, 1896, 3382,File: 189-t06-1866 Page 1 of 8 ISX15 CM2350 X101 Fault Code: 1866 | SPN: 411 | FMI: 2 Exhaust Gas Recirculation Differential Pressure - Data Erratic, Intermittent, or Incorrect 1 Technical Service Bulletin is available 2 Check for primary fault codes 3 Plugged EGR differential pressure sensor supply ports 4 Leaks in the intake air system• Technical Service Bulletin is available for the following fault codes: 125, 3361, 3389, 4729 Refer to tsb180032 If the engine was operating in cold weather, then proceed to the next action. • Technical Service Bulletin is available for the following fault codes: 125, 153, 691, 742, 1228, 1866, 1896, 3382, 3389, 3542, 4729, 7232, 7233operation fault codes. When Fault Code 3714 is active, as described here, the torque derate associated with the fault will also be active. Drivers may complain of power and/or torque loss. Applicability This TSB applies only to manual transmission EPA10 model Westport HD system-equipped vehicles displaying Cummins® fault code 3714 and no other ...1. Reduces occurrences of multiple inactive counts of fault code 2636 2. Reduces occurrences of fault code 242 3. Enables fault code snapshot within Insite 4. Allows throttle override to work when using Remote PTO 5. Reduces occurrences of the ECM going into a ROM boot state on key off: 46670050 - 46793983: AU90061: 13: SC09543: DO90092: 8/8/2007• Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the following list: • EGR differential pressure: 2273, 2274 Linked ... Cummins ISX15 CM2250 (2010-12) Fault Code: 3748 PID: SPN: 3216 FMI: 20 Aftertreatment Intake Nox Sensor- Data Not Rational- Drifted High Circuit Description The aftertreatment intake NOx sensor is a smart device that receives commands from the engine control module (ECM) via the J1939 data link.

Fault Code: 1866 PID: P411 SPN: 411 FMI: 2/2 LAMP: Amber SRT: Exhaust Gas Recirculation Valve Delta Pressure - Data Erratic, Intermittent, or Incorrect. ... i Have a 2005 International 9400I with a cummins ISX, I have 4 fault …03-18-2019, (Subject: Check engine code 1866 ) Post: #1. vasyok8585 Established (1 Likes) Posts: 3 Joined: Mar 2019 : Check engine code 1866 . Hi guys, I …Also confirm and complete any applicable Cummins campaigns or technical service bulletins, that address the active fault code(s). Note to access Blue Bird wiring schematics for your bus visit: https://vantage.blue-bird.com Note to access Cummins wiring schematics for your engine visit: https://quickserve.cummins.comDiagnostic Fault Codes For Cummins Engines Applies to Engine Models QSB T2, QSC T2, QSL T2, QSM11, QSX15, QSK19, QSK23, QST30, QSK45/60/78 Note: These fault codes are current at date of publication. Always refer to engine service manual for the latest information related to engine diagnostics and troubleshooting.Also confirm and complete any applicable Cummins campaigns or technical service bulletins, that address the active fault code(s). Note to access Blue Bird wiring schematics for your bus visit: https://vantage.blue-bird.com Note to access Cummins wiring schematics for your engine visit: https://quickserve.cummins.comI have a 2012 Freightliner M2 with Cummins engine ISB 6.7, the diagnosis code SPN 3251 After treatment 1 DPF different ial Pressure | FMI=0 - Data Valid But Above Normal Operational Range- Most Severe ... Hi Andy. I have this …

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2012 peterbilt isx12 code 3714 derate code and 1866 EGR diff pressure erratic inter or incorrect. how do i diag either - Answered by a verified Technician ... This self test for this fault code happens when the key is turned off and while the ECM is powering down. If this fault is active the ECM has detected that the EGR differential pressure …Fault Code 1866. Exhaust Gas Recirculation Differential Pressure - Data Erratic, Intermittent, or Incorrect. EGR Differential Pressure Sensor Circuit. Circuit …Cummins Fault Codes list for QSB, QSC, QSL9, QSM11, QSX15, QSK19, QSK23, QST30, QSK45, QSK60, QSK78 engines. To determine the malfunction, you …Some good information about fault code 0559

Installation: Fault Codes 3361, 3389, 3382 and 3383 E xh a u st G a s R e cir cu la t io n ( E G R ) S yst e m D iff e r e n t ia l P r e ssu r e S e n so r I n co r r e ct I n st a lla t io n :Cummins fault codes indicate a malfunction has occurred in one or more of the vehicle’s components. Knowing Cummins fault codes is essential to diagnosing and fixing any problems with your Cummins engine quickly and efficiently. This article will provide an overview of Cummins fault code list reports and offer troubleshooting tips on …operation fault codes. When Fault Code 3714 is active, as described here, the torque derate associated with the fault will also be active. Drivers may complain of power and/or torque loss. Applicability This TSB applies only to manual transmission EPA10 model Westport HD system-equipped vehicles displaying Cummins® fault code 3714 and no other ...Insite is the cummins program but the OTC will give you the fault code number 2012 ram 2500, 6.7 h.o. 4x4, mineral grey. 5 in magnaflow exhaust H&S xrt pro, H&S egr delete, 1 inch daystar leveling kit, b&w turnover ball.Electrical System. Summary: This technical service bulletin describes the verification and resolution of fault code 4585 coming active after engine control module (ecm) calibration or ecm calibration code change. To clear the active fault code 4585, a new aftertreatme. TSB Number: TSB130099-020420.Just select your engine to see descriptions of each fault code for your particular Cummins ECM. ISB Codes - Truck Application (Non - Dodge / Chrysler) ISB Codes - Dodge Cummins Applications. ISC & ISL Fault Codes- CAPS Fuel System (before 2003) ISC & ISL Fault Codes- HPCR Fuel System (2003 and later) ISM Codes - Engines before 2002 (no EGR ...Jul 5, 2017 · Posts: 757 Threads: 41. Joined: Jan 2012. 2 07-05-2017, 10:46 PM. (07-05-2017, 10:44 PM)TruckNet Wrote: Hello, I have a truck with CM2250 delete it but after some months is reporting a fault code: 1866 Exhaust Gas Recirculation Differential Pressure: Data erratic, Intermitent or Incorrect. Fault Code 1866. Exhaust Gas Recirculation Differential Pressure - Data Erratic, Intermittent, or Incorrect. EGR Differential Pressure Sensor Circuit. Circuit …03-18-2019, (Subject: Check engine code 1866 ) Post: #1. vasyok8585 Established (1 Likes) Posts: 3 Joined: Mar 2019 : ... I need some help, I have some issues with cummins isx 15 CM2350, few months ago got check engine light, code 1866( differential pressure sensor),replaced egr differential pressure sensor, imap sensor, back pressure sensor ...Jan 17, 2021 · • Technical Service Bulletin is available for the following fault codes: 1866, 3361, 3382, 3383, 3389, 4729, 7233 Refer to tsb190165 If this is a Navistar application, then proceed to the next action.

Cummins Tier 4 Fault Codes Fault Code J1939 SPN J1939 FMI Lamp J1939 SPN Description Cummins Description QSB 6.7 QSL 9 QSX 15 QSB 4.5 QSF 3.8 QSG12 111 629 12 Red Controller #1 Engine Control Module Critical Internal Failure - Bad intelligent device or component XXXXXX 115 612 2 Red System Diagnostic Code #2 Engine …

Quick overview, clearing the fault code for EGR Delta Pressure using the Diagnostic Link and sensor replacement... 1866 Exhaust Gas Recirculation Valve Delta Pressure – Data Erratic, Intermittent, or Incorrect. 1876 Aftertreatment Exhaust Gas Temperature 3 Circuit ...Jan 4, 2012 · The Cummins EGR engines aren't as bad as people make them out to be. There have been a lot of updates to the software / hardware of the engine to make them more reliable. They were prone to EGR valve problems in their earlier days. The first code is probably caused by plugged EGR diff pressure sensor tubes or a failed sensor. Sometimes an EGR ... Jan 14, 2021 · Cummins engines common cause of EGR system fault codes. A complete list of all fault codes for Cummins ISX engines (2003 & later). Here are all the Cummins ISX codes available for the Cummins ECM. These Cummins trouble codes pertain to ISX engines built with the EGR system (2002 & later). ... 1866 Exhaust Gas Recirculation Valve Delta Pressure - Data Erratic, Intermittent, or Incorrect …if you want to solve 0559 fault code in cummins engine then you need to check fuel line. 0559 means fuel line restriction or fuel internal leakage in fuel li...Delta-P sensor location 2015 Cummins fault code 1866 Mad Motor Repair 4.42K subscribers 12K views 5 years ago Aka-Delta pressure sensor Aka-Differential pressure sensor Measuring pressure drop...

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This EGR Valve fault code popped up and it caused a slight hesitation on acceleration which would make sense if the valve is open at the wrong time. The EGR funnels cooled exhaust coming from the EGR cooler into the intake system to cut down on emission levels. The code was 1896 EGR Valve Controller… Continue reading …A complete list of all fault codes for Cummins ISX engines (2003 & later). Here are all the Cummins ISX codes available for the Cummins ECM. These Cummins trouble codes pertain to ISX engines built with the EGR system (2002 & later). ... 1866 Exhaust Gas Recirculation Valve Delta Pressure - Data Erratic, Intermittent, or Incorrect …Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the following list: • EGR: 1895, 1896, 2357, 2774 • EGR differential pressure: 1866, 2273, 2274 Linked Solutions • None Repair • Perform a search on the appropriate fault ...Here is a list of all Cummins fault codes for the ISB diesel engine. Just scroll down the list for a discription of your specific fault code. 111 Electronic Control Module ECM Microprocessor 115 Engine Speed Sensor ESS Circuit 122 Intake Manifold Pressure Sensor Circuit 123 Intake Manifold Pressure Sensor Circuit 131 Accelerator Position Sensor …code 1866, pid 4, fmi 2 spn 411 cleaned out diff pressure ports, replace diff pressure sensor packed hard and full. cleaned up egr and replaced gaskets. CLEANED …• Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the following list:Cummins CM2250 Delete Fault code 1866. TruckNet Location Offline Junior Member Reputation: 505. Thanks Given: 254 Thanks Received: 786 (18 Posts)1/28/2020 Incorrect Pressure/Temperature Sensor: Fault Code 125, 222, 2191, 2973, 1664 https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190091.html 3/ 4 ….

Diagnostic Fault Codes For Cummins Engines Applies to Engine Models QSB T2, QSC T2, QSL T2, QSM11, QSX15, QSK19, QSK23, QST30, QSK45/60/78 Note: These fault codes are current at date of publication. Always refer to engine service manual for the latest information related to engine diagnostics and troubleshooting. Cummins engines common cause of EGR system fault codes.FAULT CODE 1922 - Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Most Severe Level Associated ProceduresCummins ISL 8.9 Fault Codes. Fault Code 111. Electronic Control Module Critical Internal Failure. Bad Intelligent Device or Component. Fault Code 115. Engine Magnetic Speed/Position Lost Both of Two Signals – Data Erratic, Intermittent, or Incorrect. Fault Code 122. Cummins engines fault codes list ... circuit.Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150 (168) Fault Codes CUMMINS GTA38 K38 K50 QSK38 QSK50/60 CM850 (97) Fault Codes CUMMINS Signature ISX QSX15 CM570 (94) Diesel Engine Software (90) Caterpillar Electronic Technician (87) Fault Codes CUMMINS ISB ISBe QSB4.5 QSB5.9 QSB6.7 ISC QSC8.3 ISL ISLe QSL9 CM850 (CM2850) (52)Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the following list: • Turbocharger: 2387 Linked Solutions • None ... • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. • Use the …• The “Reset All Faults” command in the recommended Cummins electronic service tool or equivalent can be used to clear active and inactive faults. Shop Talk: This fault code indicates that the ECM did not recieve the turbocharger actuator identification message from the VGT actuator. Refer to Troubleshooting Fault Code 5177.Cummins B6.7 active fault code 3383 EGR system data valid but above normal operating range. ... 10 FREIGHTLINER M2 106 6.7 CUMMINS. CODE 1866, PID 4, FMI 2 SPN 411 ... Cummins fault code 1866, DEF system power down and purge sequence, logging Fault Code 5867. Verification •If unit is equipped with a battery disconnect switch; clear fault codes, turn key to OFF position for two minutes, turn key to ON position and see if Fault Code 5867 returns. If Fault Code 5867 does notreturn after being cleared, see Resolution section below ... , • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the following list: • Aftertreatment regeneration: 2777, 4213, 6416, Jan 11, 2018 · 2010 Freightliner m2 106 6.7 cummins 1 Active code code 1921 sid 324, 0, 16, spn 3251 Had a egr valve issue replaced it with temp press next to it. Checked dpf ass load said full. doc face plugged and … read more , if you want to solve 0559 fault code in cummins engine then you need to check fuel line. 0559 means fuel line restriction or fuel internal leakage in fuel li..., Here are all the ISL and ISC codes available for the Cummins ECM. These Cummins trouble codes pertain to both models equipped with the High Pressure Common Rail (HPCR) fuel system. ISL & ISC Codes 0-100. 0001 Exhaust Gas Pressure Sensor Number 1 Circuit - Voltage Above Normal, or Shorted to High Source. 0002 Exhaust Gas …, Jul 5, 2017 · Thanks Given: 2339. Thanks Received: 2400 (549 Posts) Posts: 757 Threads: 41. Joined: Jan 2012. 2 07-05-2017, 10:46 PM. (07-05-2017, 10:44 PM)TruckNet Wrote: Hello, I have a truck with CM2250 delete it but after some months is reporting a fault code: 1866 Exhaust Gas Recirculation Differential Pressure: Data erratic, Intermitent or Incorrect. , SPN 5319 FMI 31 (FCAP) Cummins 3376 DPF incomplete Regeneration SPN 3251 FMI 16 (FCAP) Cummins 1921 Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But ... No. Return to Fault Code Diagnostics Figure 1: Gap between Boot seal and Hood IK1201398 -ISB 6.7 Frequent Regeneration Page 3 of 5, Possible causes of this fault code include: whatsapp +51955515985; [email protected]; 24/7 Customer Support, Home / DTC TRUCKS / Cumminz / ISX11.9 CM2250 (2010-12) / Cummins ISX11.9 CM2250 (2010-12) Fault Code: 1867 PID: 412 SPN: 412 FMI: 2 Engine Gas Recircuilation Temperature- Data Erratic, Intermittent, or Incorrect. ... The fault code is set active when an EGR temperature reading too high or too low for the operating conditions has been …, Jul 31, 2010 · Fault Code: 1866 PID: P411 SPN: 411 FMI: 2/2 LAMP: ... i Have a 2005 International 9400I with a cummins ISX, I have 4 fault codes and wondering what they're for: 128: ... , The engine fault codes are listed in Section 10 of this manual. Be sure to determine which malfunction lamp is illuminated before beginning the troubleshooting process. COMPRESSOR CODE 1 SPN 411 - FMI 2 (Fault Code 1866) - Blog.Teknisi Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150 (168) Fault Codes …, It had several codes, 3382 (EGR data below normal), 2639 (DPF differential pressure above normal), 1866 ( EGR differential pressure erratic). I put the truck in a regen and that seemed to get rid of the 2639. Then I dealt with the 1866 and changed the EGR differential pressure sensor, that took care of the 1866. The 3382 code remained active., operation fault codes. When Fault Code 3714 is active, as described here, the torque derate associated with the fault will also be active. Drivers may complain of power and/or torque loss. Applicability This TSB applies only to manual transmission EPA10 model Westport HD system-equipped vehicles displaying Cummins® fault code 3714 and no other ... , Jul 6, 2017 · Cummins ISB Engine Code EGR Valve. This EGR Valve fault code popped up and it caused a slight hesitation on acceleration which would make sense if the valve is open at the wrong time. The EGR funnels cooled exhaust coming from the EGR cooler into the intake system to cut down on emission levels. The code was 1896 EGR Valve Controller out of ... , Possible causes of this fault code include: whatsapp +51955515985; [email protected]; 24/7 Customer Support, Mr. Cat Man, I have cummins ISX with a engine code of 3382 which is " Engine ... Use INSITE™ electronic service tool to read the fault codes. Fault Code 1866, 2273, or 2274 active? YES: NO: No Repair: No Repair . Appropriate fault code troubleshooting tree . …, It had several codes, 3382 (EGR data below normal), 2639 (DPF differential pressure above normal), 1866 ( EGR differential pressure erratic). I put the truck in a regen and that seemed to get rid of the 2639. Then I dealt with the 1866 and changed the EGR differential pressure sensor, that took care of the 1866. The 3382 code remained active., Thanks Given: 1934 Thanks Received: 3405 (566 Posts) Posts: 622 Threads: 17 Joined: Apr 2014 10 07-06-2017, 06:38 PM (This post was last modified: 07-06-2017, 07:12 ..., Hoy tenemos el placer de presentar a la impresionante modelo de México Neida Romo. Nació en Monterrey. Actualmente vive en Dallas, Texas, y aspira ser una profesional en el campo de la salud mental, para lo cual espera completar una transferencia hacia University of North Texas (UNT), en Denton, para terminar sus estudios en …, I have a 2012 Freightliner M2 with Cummins engine ISB 6.7, the diagnosis code SPN 3251 After treatment 1 DPF ... I have this same fault code. 3375 pulled strait from ..., Location: Fulltime - Plan to retire in Crystal River, FL. Posts: 353. Diesel Pusher - Cummins ISL Fault Code EGR Valve. After a recent trip, my 2008 Allegro Bus got the yellow CIL. I was able to pull the Code and it was a 411-2 (Fault Code 1866) Engine Exhaust Gas Recirculation 1 Differential Pressure. Data Erratic, Intermittent or Incorrect., Fault Codes 555 and 556 Caused by Dust/Debris Ingestion on Ford F-650/F-750 Chassis Issue The ISB6.7 CM2250 and CM2350 B101 engines in 2012 and 2013 model year Ford F-650/F-750 chassis have experienced Fault Codes 555 and 556 for high crankcase pressure, which are found to be caused by worn or broken piston rings. The piston rings have worn or ... , Thanks Given: 2339. Thanks Received: 2400 (549 Posts) Posts: 757 Threads: 41. Joined: Jan 2012. 2 07-05-2017, 10:46 PM. (07-05-2017, 10:44 PM)TruckNet Wrote: Hello, I have a truck with CM2250 delete it but after some months is reporting a fault code: 1866 Exhaust Gas Recirculation Differential Pressure: Data erratic, Intermitent or Incorrect., STEP 5A: Verify the repair. STEP 5B: Clear the fault codes. Cop. © 2008 Cummins Inc., Jun 12, 2014 · Mr. Cat Man, I have cummins ISX with a engine code of 3382 which is "Engine Exhaust Gas Recirculation Data Valid but below normal operating range moderatly severe." We have put two new EGR differential pressure sensor in. The egr valve at idle is 80 percent and 0 when engine is speed up. Our EGR differential pressure is showing 0.0 in Hg. , • Use the recommended Cummins® electronic service tool or equivalent to read the fault codes. Specification Before troubleshooting this fault code, troubleshoot any fault code that is active or has more than one inactive count within the last 25 engine operating hours from the following list: • EGR: 1228, 1896, 2272, 2349, 2351, 2352, 2353, CUMMINS FAULT 4769 VIN KZ0866 5 Re: CUMMINS FAULT 4769 VIN KZ0866 Jun 11, 2019 9:46 PM I would leave the wiring how Freightliner has it wired. I have seen the codes active and require key on engine off for 2 hrs for the code to clear. Robert Cadell Jr 2,643 posts since Nov 9, 2014 Re: CUMMINS FAULT 4769 VIN KZ0866 Jun 11, 2019 11:45 PM, Check for primary fault codes. Plugged EGR differential pressure sensor supply ports. EGR differential pressure sensor is malfunctioning. Check for primary fault …, Jan 19, 2015 · I am signed up on Cummins Quickserve and I looked at the information about the code and found this: Conditions for Clearing the Fault Code The engine coolant temperature is 67°C [154°F] or higher. The intake manifold air temperature is -17°C [0°F] or higher. , Thanks Given: 1934 Thanks Received: 3405 (566 Posts) Posts: 614 Threads: 12 Joined: Apr 2014 10 07-06-2017, 06:38 PM (This post was last modified: 07-06-2017, 07:12 ..., Refer to Cummins QuickServe® to confirm latest Cummins ECM calibration available for the engine serial number (ESN). Insure the latest applicable Cummins ECM calibration is installed. Also confirm and complete any applicable Cummins campaigns or technical service bulletins, that address the active fault code(s). , Installation: Fault Codes 3361, 3389, 3382 and 3383 E xh a u st G a s R e cir cu la t io n ( E G R ) S yst e m D iff e r e n t ia l P r e ssu r e S e n so r I n co r r e ct I n st a lla t io n :, The fault code format that you listed is not Paccar fault code number they are Cummins and generic fault code numbers. DAVIE Paccar fault codes start with a P or U usually in front of them. When you use a generic scan tool on a Paccar engine, there is always a possibility that the code numbers you get are not exactly going to cross over to …