1 8 08-14 SUBJECT DATE SPN 4364 (ACM) (EPA10) August 2014 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 DD Platform SPN 4364/FMI 1 - EPA10 The diagnostic procedure has been updated. SPN 4364/FMI 18 - EPA10 8 08-14 All information subject to change without notice. 3SPN 4364/FMI 18 - EPA10 Selective Catalyst Reduction NOx Conversion Low Table 2. SPN 4364/FMI 18 Description This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold Monitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet …Selective Catalyst Reduction NOx Conversion Very low 4361/1 & 4364/18. 10 Replies. One of the most common fault codes occurring in EPA10/GHG14 model units. This fault code appears when the ACM reads that NOx conversion is lower then spec. Based off the SCR inlet & outlet NOx sensors. SPN 4364/FMI 18 - EPA10. Selective Catalyst Reduction NOx Conversion Low. SPN 4364/FMI 18 Description This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold Monitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet …3 SPN 4364/FMI 18 – GHG14 SCR NOx Conversion Efficiency Low Table 2. SPN 4364/FMI 18 Description This Code Sets When the Aftertreatment Control Module (ACM) detects That the Selective Catalyst Reduction (SCR) NOx Conversion Efficiency Is Low Monitored Parameter SCR Inlet NOx Sensor and SCR Outlet NOx Sensor Typical Enabling …I have two codes: spn 4364 fmi 18 and 2227 fmi 9. 2016 International - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... 4364 fmi 1, 4364 fmi 18, 3364 fmi 2, 5246 fmi 0, ...... SPN: 4364 | FMI: 31 Aftertreatment 1 SCR Conversion Efficiency - Condition Exists 1 Fault Code 5655 requires that ALL solutions be performed 2 Check for ...2019 Freightliner Cascadia DD15Initial diagnostic and troubleshooting of intermittent fault code SPN 4364 FMI 17 "Nox Sensor Valid but out of normal range."N...SPN 3361/FMI 0 SPN 3361/FMI 1 SPN 3364/FMI 1 SPN 3364/FMI 2 SPN 3364/FMI 17 SPN 4364/FMI 1 SPN 4364/FMI 18 Perform a DEF Quantity Test service routine and record the amount of DEF fluid level dispensed. The amount of DEF delivered will vary depending on the diagnostic tool version. If using DDRS/DDDL version 7.05 or …Oct 21, 2023 · Fault is SPN 4364 FMI 18 - Aftertreatment SCR Catalyst Conversion Efficiency - Data Valid but Below Normal Operating Range - Moderately Severe Level. I have access to Quickserve and Insite. According to the diagnostic tree on Quickserve, first step is to check for other codes active or inactive. There are no other codes in the system. Apr 17, 2021 · Aftertreatment 1 SCR Conversion Efficiency 4364 fmi 31 volvo 670. 2015. 610000. Changed pretty much all of the diesel - Answered by a verified Technician We use cookies to give you the best possible experience on our website. SPN 4364/FMI 1. SPN 4364/FMI 1. Description. This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold. Monitored Parameter. Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet NOx sensor. Typical Enabling Conditions.SPN 4374 (ACM) (GHG17) January 2016 Additions, Revisions, or Updates DDC-SVC-MAN-0084Publication Number / Title GHG14 DDPlatform Section Title Change Platform SPN 4374/FMI 0 - GHG14 Update procedures. SPN 4364/FMI 18 - GHG14 DDC-SVC-MAN-0191 GHG17 DD Platform SPN 4374/FMI 0 - GHG17 Implement GHG14 changes in GHG17 manual. SPN 4364/FMI 18 ... FMI SPN FMI DESCRIPTION QSB QSC QSL9 QSM1 1 QSX1 5 QSK19 QSK23 QS T 30 QSK45 QSK60 QSK78 HHP Level Number (**) 151 (Red) P110 0 110 0 Engine Coolant Temperature High – Critical X 151 (White) P110 0 110 0 Engine Coolant Temperature High – Critical X 1 153 (Yellow) P105 3 105 3 Intake Manifold Temperature Sensor #1New Shop Info: https://goo.gl/maps/HzwG98iioszjQWRP6TAT Express Inc.972-225-30174140 Langdon Rd.Dallas TX 75241In this video, we go over fault code SPN 4...Selective Catalyst Reduction NOx Conversion Very low 4361/1 & 4364/18. 10 Replies. One of the most common fault codes occurring in EPA10/GHG14 model units. This fault code appears when the ACM reads that NOx conversion is lower then spec. Based off the SCR inlet & outlet NOx sensors. SPN 3364/FMI 17. DescriptionImproper Diesel Exhaust Fluid (DEF) Quality. Monitored ParameterDEF Quality. Typical Enabling ConditionsDEF Refill event detected. Monitor SequenceNone. Execution FrequencyContinuous when enabling conditions met. Typical Duration2 hours. Dash LampsMIL, CEL. Engine Reaction25% Derate.View My Bookmarks 1 0 Title: A26 SPN: 4364 FMI: 18 Supplemental Diagnostics Applies To: All A26 engines CHANGE LOG Please refer to the change log text box below for recent changes to this article: 02/17/2020 - Calibration released to NavKal - Updated step 1 to reflect this change 02/03/2020 - Updated diag steps with calibration release info2015 f750 6.7 Cummins has a son 4364. Fmi 31 an a spn 5246 fmi 18 replace def injector clear codes drive 3 days an it - Answered by a verified Technician Inactive fault codes 3364 fmi 2, 4364 fmi1, 4364 fmi 18, 3216 fmi - Answered by a verified Technician We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them.Hello I have a MX13 paccar engine that is loosing power and I have a constant code SPN-1209 Engine Exhaust bank 1 and a SPN-1072 engine compression brake 1 ... Getting this code spn 731 fmi 16, I got this truck from. Hello im. Getting this code spn 731 fmi 16, I got this truck from a costumer that got it from another person.2019 Freightliner Cascadia DD15Initial diagnostic and troubleshooting of intermittent fault code SPN 4364 FMI 17 "Nox Sensor Valid but out of normal range."N...Dec 4, 2021. 0. I got this code SPN 4364 FMI 31 , I guess Doser module. So, how many more miles can I drive and can I replace it myself. Cummings engine. …This document will guide the user through necessary steps to properly diagnose active SPN 3251 FMI 21. SYMPTOMS Diagnostic Trouble Codes: DTC/Light Description Status SPN 3251 FMI 21 DPFDP excessively low ANY Customer Observations or Concerns: - Check engine light - SPN 3251 FMI 21 Black Smoke - Exhaust Fumes in Cab SPECIAL TOOLS …spn 4364/fmi 18 DescriptionThis Fault Code Sets When the Aftertreatment Control Module (ACM) Detects that the NOx Conversion is Lower than a Calibrated Threshold Monitored ParameterSelective Catalyst Reduction (SCR) Inlet NOx Sensor, SCR Outlet NOx Sensor5 17-14 1 5 17-14 Additions, Revisions, or Updates 2 SPN 4364/FMI 18 - GHG14 2 SPN 4364/FMI 18 - GHG14 SCR NOx Conversion efficiency low Table 1. Possible causes: • Contaminated DEF • Incorrect concentration of urea in the DEF • Biased NOx sensor • Excessive DEF build-up in the exhaust 1. Connect DiagnosticLinkTM. Go to step 2. 2.1 8 08-14 SUBJECT DATE SPN 4364 (ACM) (EPA10) August 2014 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 DD Platform SPN 4364/FMI 1 - EPA10 The diagnostic procedure has been updated. SPN 4364/FMI 18 - EPA10 8 08-14 All information subject to change without notice. 3Mar 21, 2023 · 2011-2014 Freightliner Cascadia with NOx efficiency fault codes and DEF quality low fault codes. This is a common problem most trucks with One Box will come ... 2 SPN 3364/FMI 1 - GHG14 Improper Diesel Exhaust Fluid Quality Final Warning Table 1. SPN 3364/FMI 1 Description Improper Diesel Exhaust Fluid (DEF) Quality Final Warning Monitored Parameter DEF Quality Typical Enabling Conditions DEF Refill event detected Monitor Sequence None Execution Frequency Continuous when enabling conditions met …1 8 03-14 SUBJECT DATE SPN 102 (MCM) (GHG14) August 2014 Additions, Revisions, or Updates DDC-SVC-MAN-0084Publication Number / Title GHG14 DDPlatform Section Title Change Platform SPN 102/FMI 16 - GHG14 This is an updated section with new diagnostics including software level. SPN 102/FMI 18 - GHG14 8 03-14 All information subject to …1 05 18-16 SUBJECT DATE SPN 5443 (ACM)(GHG17) and SPN 520372 (ACM)(GHG17) May 2016 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0191 DD SPN 5443/FMI 0 - GHG17 Added ACM 7.56.6.0 software check SPN 5443/FMI 15 - GHG17 SPN 5443/FMI 16 - GHG17 SPN 520372/FMI 16 - GHG17 Mack Truck Models: CHU, CXU, GU, TD. Date: 10/2012. MID 223 Gear Selector Control Unit, Fault Codes. Mack Truck Models: CHU, CXU, GU, TD. Date: 10/2012. Mack Engine - 2007 Emissions Standard Fault Code Manual. Date: 01/2009. The check engine light illuminates in your dash of your Mack Truck.DD13 with 3364 FMI 2, Spn 4364 FMI 18, 1548 FMI 4. Wondering if I could get the troubleshooting steps for these codes ... 5 17-14 1 5 17-14 Additions, Revisions, or Updates 2 SPN 4364/FMI 18 - GHG14 2 SPN 4364/FMI 18 - GHG14 SCR NOx Conversion efficiency low Table 1. Possible causes: • Contaminated DEF • Incorrect concentration of urea in the DEF • Biased NOx sensor • Excessive DEF build-up in the exhaust 1. Connect DiagnosticLinkTM. Go to step 2. 2.Apr 19, 2022 · I have a 2016 freightliner cascadia. Issue(s): Stopped engine light popped up with the code SPN 4364, FMI 1. It's saying it's 25% derate but I can still drive the truck at regular speed. The Def light isn't on. A diagnostic I got said the soot level is low.I also have the code SPN 3251, FMI 0 code popping up as well. I had codes SPN 3364 - FMI 17, SPN 3364 - FMI-1, SPN 4334 - 17 showing up on a western star DD13. We are using Snap On computer. We checked wiring, changed pump, metering unit, and dosing nozzle. ... spn 4364 …How to fix DEF metering valve on freightliner cascadia, it can help you clear code snp 4364.TOOLS USE:To buy an OTR PERFORMANCE CODE AND FORCE REGEN TOOL PLE...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Description SPN 4364/FMI 17 This Code Sets When the Aftertreatment Control Module (ACM) Detects Poor Selective Catalyst Reduction (SCR) NOx Conversion Monitored Parameter Efficiency SCR Inlet NOx Sensor and SCR Outlet NOx Sensor Typical Enabling Conditions Diesel Exhaust Fluid (DEF) Dosing Enabled, 1000 to 2100 rpm, 15 to 100% Load2015 f750 6.7 Cummins has a son 4364. Fmi 31 an a spn 5246 fmi 18 replace def injector clear codes drive 3 days an it - Answered by a verified Technician2 SPN 1323/FMI 31 - GHG14 Idle Smoothness Control/Cylinder #1 Misfire At Idle Table 1. SPN 1323/FMI 31 Description This Fault Code Sets when the Motor Control Module (MCM) Detects That Cylinder #1 Has Low rpm Speed with the Injector Commanded to Max Fueling for a count of two with all conditions met.FMI SPN FMI DESCRIPTION QSB QSC QSL9 QSM1 1 QSX1 5 QSK19 QSK23 QS T 30 QSK45 QSK60 QSK78 HHP Level Number (**) 151 (Red) P110 0 110 0 Engine Coolant Temperature High – Critical X 151 (White) P110 0 110 0 Engine Coolant Temperature High – Critical X 1 153 (Yellow) P105 3 105 3 Intake Manifold Temperature Sensor #1 Circuit - shorted high X 2 ...Later that day I got a solid orange check engine and three codes: SPN 3362 FMI 31 OC 1. SPN 4334 FMI 18 OC 10. SPN 1569 FMI 31 OC 1 <--- This is a derate code. Support indicated that it could be any number of problems like a filter, pump, crimped hose. Basically things that stop the delivery of DEF.Aug 17, 2022 · 2016 Freightliner Cascadia Detroit dd15. I have three codes coming up they areTxId: 61 SPN: 5246 – Aftertreatment SCR Operator Inducement Severity FMI: 15 (High—least severe) Count: 4TxId: 61 SPN: 3364 – Aftertreatment 1 Diesel Exhaust Fluid Tank Quality FMI: 2 (Erratic, Intermittent, or Incorrect) Count: 4TxId: 61 SPN: 4364 – Aftertreatment 1 SCR Conversion Efficiency FMI: 18 (Low ... Possible reduced engine performance. Possible causes of this fault code include: Malfunctioning aftertreatment diesel exhaust fluid dosing system. Exhaust system leaks. Malfunctioning SCR catalyst. Degraded, diluted, or incorrect diesel exhaust fluid. Diesel exhaust fluid deposits in the decomposition tube.1 05 18-16 SUBJECT DATE SPN 5443 (ACM)(GHG17) and SPN 520372 (ACM)(GHG17) May 2016 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0191 DD SPN 5443/FMI 0 - GHG17 Added ACM 7.56.6.0 software check SPN 5443/FMI 15 - GHG17 SPN 5443/FMI 16 - GHG17 SPN 520372/FMI 16 - GHG17 Daniel Wilson. Associate Degree. 6,648 satisfied customers. SPN-5491 4. 2012 m2 106. Nothing truck moving 55m/h. SPN-1569 31 Engine Protection Torque Derate Feb 11, 12:12 PM Feb 17, 10:59 PM Constant SPN-3031 18 Aftertreatment 1 Diesel … read more.FMI codes associated with SPN 4364 include: FMI 18: NOx conversion efficiency low – The SCR system is not effectively reducing NOx emissions, which could be caused by a variety of issues, such as low DEF quality, a malfunctioning DEF injector, or a damaged SCR catalyst. FMI 1: NOx sensor issue – The NOx sensor may be providing incorrect or ...FMI 18. FMI 31. Code Description: Aftertreatment SCR Catalyst Conversion Efficiency data valid but below normal operating range - moderately severe level. Best case scenario: Do a forced Regen and be on your way. If the Code comes back: if the code reappears you will need to consider getting DPF filter changed or getting it cleaned.Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change SPN 4364 /FMI 1 . GHG14 DD GHG14 . DDC-SVC-MAN-0084 New section Platform SPN 4364 /FMI 18 .Table 1. SPN 4364/FMI 1. SPN 4364/FMI 1. Description. This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold. Monitored Parameter. Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet NOx sensor. Typical Enabling Conditions. 2017 Cascadia DD15 Nox Conversion Efficiency Very Low SPN 4364 Fmi 17 Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Truckin4ever77, Jul 5, 2022. Jul 5, 2022 #1. Truckin4ever77 Bobtail Member. 9 0. Nov 24, 2016 0. Hi guys, ... also you can let nox outlet sensor sniff clean fresh air by hanging it outside on 1 box and drive …Solution 1: Replace the NOx Sensor Solution 2: Repair the Wiring Harness Solution 3: Repair or Replace the SCR System Preventative Measures Conclusion FAQs What is the cost of repairing the SPN 4364 FMI 18 code? Can I still drive my diesel engine with the SPN 4364 FMI 18 code? What causes the SPN 4364 FMI 18 code?Hello everyone. I'm currently working on a cascadia with a dd13 that have 2 scr effciency codes(SPN 4364 FMI 1 SPN 4364 FMI 18).5 17-14 1 5 17-14 Additions, Revisions, or Updates 2 SPN 4364/FMI 18 - GHG14 2 SPN 4364/FMI 18 - GHG14 SCR NOx Conversion efficiency low Table 1. Possible causes: • Contaminated DEF • Incorrect concentration of urea in the DEF • Biased NOx sensor • Excessive DEF build-up in the exhaust 1. Connect DiagnosticLinkTM. Go to step 2. 2.Independent occurrences of SPN 1761 FMI 1 fiDEFTL Inducement 3‐5fl with no other DEFTL faults present can be caused by the introduction of air bubbles into the DEF tank stand pipe. If SPN 1761 FMI 1 is present without any other DEFTL fault codes present, follow the repair procedure below. REPAIR PROCEDURESPN 4364/FMI 18. Selective Catalyst Reduction NOx Conversion LowSPN 4364/FMI 18Description This fault code sets when the Aftertreatment Control Module /ECMdetects that the NOx conversion is lower than a calibrated thresholdMonitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outletNOx …1 8 08-14 SUBJECT DATE SPN 4364 (ACM) (EPA10) August 2014 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 DD Platform SPN 4364/FMI 1 - EPA10 The diagnostic procedure has been updated. SPN 4364/FMI 18 - EPA10 8 08-14 All information subject to change without notice. 3 May 28, 2020 · New Shop Info: https://goo.gl/maps/HzwG98iioszjQWRP6TAT Express Inc.972-225-30174140 Langdon Rd.Dallas TX 75241In this video, we go over fault code SPN 4... At that time, it differed from most on-highway engines by using an overhead ... za, 08 jun 2019 06:25:00 GMT Detroit Diesel 60 Wikipedia Title: 1042-12.pdf SPN 4364/FMI 1, 18 - GHG14 Subject: SCR NOx Conversion Efficiency Very Low Keywords: GHG14, DDEC 13, DD13, DD15, DD16, SPN 4364/FMI 1, SPN 4364 ... ma, 18 mrt 2019 13:03:00 GMT 1042 …Apr 1, 2020 · SPN 4364/FMI 1. DescriptionSCR NOx Conversion Efficiency Very Low. Monitored ParameterSCR NOx Conversion Efficiency. Typical Enabling ConditionsDEF Dosing Valve On, 1000 to 1500 rpm, 15 to 100% load. Monitor SequenceNone. Execution FrequencyContinuous when enabling conditions met. Typical Duration30 Minutes. Dash LampsMIL. Engine ReactionDerate 25% SPN: Description: Possible FMI: 2071: Missing Chassis Module CAN Message: 9: 6890: CHM No PWM DRLs Fault: 8: 6897: Fuel Water Separator Heater Output Fault: 6: 6898: Brake Air Dryer Output Fault: 6: ... 1 FAULT CODE FMI DESCRIPTION FIRST DETECTED LAST OBSERVED TYPE SPN-21 4 Engine ECU Temperature (use …2 SPN 3364/FMI 18 – GHG14 This diagnostic is typically Improper Diesel Exhaust Fluid (DEF) Quality Warning. NOTE: Retain a log file if Detroit™ Customer Assistance is required. 1. Connect DDDL/DDRS 7.08 SP2 or newer. a. If there are fault codes present other than SPN 3364/FMI 2, SPN 5246/FMI (any) or SPN 4364/FMI 1 or 18, 2017 Cascadia DD15 Nox Conversion Efficiency Very Low SPN 4364 Fmi 17 Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Truckin4ever77, Jul 5, 2022. Jul 5, 2022 #1. Truckin4ever77 Bobtail Member. 9 0. Nov 24, 2016 0. Hi guys, ... also you can let nox outlet sensor sniff clean fresh air by hanging it outside on 1 box and drive …Selective Catalyst Reduction NOx Conversion Very low 4361/1 & 4364/18. 10 Replies. One of the most common fault codes occurring in EPA10/GHG14 model units. This fault code appears when the ACM reads that NOx conversion is lower then spec. Based off the SCR inlet & outlet NOx sensors.SPN 4364/FMI 18 - EPA10 Selective Catalyst Reduction NOx Conversion Low Table 2. SPN 4364/FMI 18 Description This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold Monitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet …code. SPN 4364 FMI 18 SCR NOX Conversion Efficiency Low. clean dpf. new def doser. clean egr cooler, new egr valve, int sensor delta P. all t sensor new. nox both new.Spn 3364 fmi 2 Spn 5246 fmi 16 Fmi 5246 fmi 15 Spn 4364 fmi 18 A few weeks ago i changed the output NOX. The check light stayed off for the most part but came back. Would stay on for about a minite then go away. Or i could stop and do a regen on it and code would dissapear. Last weekend i changed out the DEF filter figuring maybe this …I got same issue. 4364 fmi 17 .and 520372 520371 fmi16 . I think only way is program acm.They call it magic turn. Only close scr. coz . The road too many pot holes.like AZ i40 . i 20-Shreveport, LA the shock can damage SCR crack by little pieces in the one box.we paid many tax .Aug 22, 2019 · What is this code SPN 4364 fmi 1 2016 Volvo VNL 780. Your fault is for scr conversion efficiency. This is indicating that the scr system is not lowering the nox levels to acceptable levels. This can be linked to any of the following problems. Intake or ex leaks, engine issue producing too much nox, dpf passing soot, dpf regen not working ... FMI SPN FMI DESCRIPTION QSB QSC QSL9 QSM1 1 QSX1 5 QSK19 QSK23 QS T 30 QSK45 QSK60 QSK78 HHP Level Number (**) 151 (Red) P110 0 110 0 Engine Coolant Temperature High – Critical X 151 (White) P110 0 110 0 Engine Coolant Temperature High – Critical X 1 153 (Yellow) P105 3 105 3 Intake Manifold Temperature Sensor #1 Circuit - shorted high X 2 ...Cummins puts it on the valve cover. Do you have a Cummins engine? Roy. 4364 18. SPN 4364/FMI 18 Description This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold Monitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet NOx sensor Typical Enabling Conditions Diesel Exhaust Fluid (DEF ...View My Bookmarks 1 0 Title: A26 SPN: 4364 FMI: 18 Supplemental Diagnostics Applies To: All A26 engines CHANGE LOG Please refer to the change log text box below for recent changes to this article: 02/17/2020 - Calibration released to NavKal - Updated step 1 to reflect this change 02/03/2020 - Updated diag steps with calibration release info Title: Diagnostics for SPN 3251 FMI 21 DPFDP excessively LOW (Sensor/circuit fault or missing DPF) Applies To: 2013 HD-OBD V-8 Engine CHANGE LOG 07/06/2015 - Added performance recording to Step 4 04/07/2015 - Clarified required calibration level 03/30/2015 - Fixed link to IK1201085EEC61 SPN 4364 FMI 18 – Selective Catalyst Reduction Nox Conversion LOW. EEC 61 means Aftertreament Control module (ACM). The ACM module controls the DOC, DPF, DEF, SCR operations. This code sets when the ACM detects that the SCR NOx Conversion efficiency is low. The measurement for this sensor happens by measuring the inlet and outlet NOx ... I had a code for a bad inlet nox sensor. So I got it replaced. Both sensors now I’m getting spn 4364 fmi data valid but below normal operating range-moderately. After treatment 1scr conversation efficiency. What else can it be? 2015 prostar Cummins isx 450k miles. Thanks in advance!SPN 4364/FMI 18 - EPA10 Selective Catalyst Reduction NOx Conversion Low SPN 4364/FMI 18 Description This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold Monitored Parameter Selective Catalyst Reduction (SCR) Inlet NOx sensor, SCR outlet …Since the FMI 1 code is tied to the SPN 4364 code, you know it is referring to your NOx system. In this case, this code means: “This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold” In this case, there are over 20 steps to take to clear the code.Spn 3364 fmi 2 Spn 5246 fmi 16 Fmi 5246 fmi 15 Spn 4364 fmi 18 A few weeks ago i changed the output NOX. The check light stayed off for the most part but came back. Would stay on for about a minite then go away. Or i could stop and do a regen on it and code would dissapear. Last weekend i changed out the DEF filter figuring maybe this was the ...SCR conversion efficiency dd13. Hello everyone. I'm currently working on a cascadia with a dd13 that have 2 scr effcien, 2015 western start 4700 Dd15Spn 3556 fmi 18 active Spn 4364 dmi 1, Dec 4, 2021. 0. I got this code SPN 4364 FMI 31 , I guess Doser module. So, how , FMI 18. FMI 31. Code Description: Aftertreatment SCR Catalyst Conversion Efficie, SCR conversion efficiency dd13. Hello everyone. I'm currently working on a cas, Jun 19, 2020 · Typical fault code with Freightliner Cascadia One Box, possible causes:1), Working on a truck now that came in with SCR derated 5MPH, Dec 25, 2021 · FMI 18. FMI 31. Code Description: After, 2 SPN 4364/FMI 1 -GHG 17 2 SPN 4364/FMI 1 -GHG17 SCR NOx Conversio, Hi I have a 2015 Freightliner m21 with Cummins ISB. I recently g, At that time, it differed from most on-highway engines b, SPN 4364, FMI 18 is SCR conversion efficiency low. Whe, SPN: XXXX FMI: XX Active OC: XXX SA: XXX SPN: XXXX FMI: XX Previ, Fault is SPN 4364 FMI 18 - Aftertreatment SCR Catalyst Co, GHG14 ACM2.1 Fault Codes SPN FMI ACM2.1 FAULT CODE DESCRI, Aug 4, 2022 · FMI codes associated with SPN 4364 include:, SPN 5246 FMI 15 Volvo D13. This is what the Volvo Data s, FMI 18. FMI 31. Code Description: Aftertreatment SCR Catalyst Convers.