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SPN 4364 FMI 1; SPN 4364 FMI 18; SPN 5246 FMI 0; SPN 5246 SPN 15; SPN 5246 SPN 16; No matter which code you have, the troubleshooting steps are all very similar. Troubleshooting The Detroit Diesel DEF Codes Basic DEF Checks First. The first two steps are fairly easy. First, check the DEF supply and airlines.

5246 fmi 15. Technician: Andy. Each fault code has an spn , followed by an fmi . so... 4364 should come with a smaller number next to it. 5246 should also come with its own small number next to it as well. Ask Your Own Medium and Heavy Trucks Question. EEC61 spn5246 spn3364 spn4364 nothing more. Technician: Andy. 5246 is a derate fault - informational only ...

Jan 29, 2017 · This diagnostic code is typically Regulatory Fault Ignored - Derate On. Note: (EPA10 ONLY) If SPN 5246/FMI 0, 15 or 16 are the only fault (s) present, follow troubleshooting procedure for SPN 3361/FMI 7 (DEF Unit - Unable to clear Restriction). The 3361/FMI 7 code, is more then likely your metering unit is stopped up and needs flushed.

OTR Diagnostics Tool 🔧https://otrperformance.com/?ref=thegoldentruckerCoupon Code 5% OFF: THEGOLDENTRUCKERFollow Me On Social Media 🌐Instagram: https://ww...2015 Freightliner cascades DD15 I got codes SPN 4364 FMI 1, SPN 4364 FMI 18, SPN 3364 FMI 2, SPN 5246 FMI 0, SPN 5246 FMI 15, SPN … read more. Max Diesel Tech. Electrical theory. 27 satisfied customers.

NOTE: For 2010 models this code sets when SPN 5246/FMI 16 is present and the fuel was refilled more than 30 percent or SPN 5246/FMI 16 is present, 350 gallons of fuel has been used and the vehicle has been restarted. DESCRIPTION: Regulatory fault ignored - final action speed limiting. MONITORED PARAMETER: SCR and DPF sensors.521.1 SPN 5246/FMI 0 - EPA10. Regulatory Fault Ignored - Final Action (Speed Limit) For 2011 models this code sets when SPN 5246/FMI 16 is present and the fuel was refilled more than 15 percent or SPN 5246/FMI 16 is present, 30 gallons of fuel has been used and the vehicle has been restarted. For 2010 models this code sets when SPN 5246/FMI 16 ...These earthquake pictures show building damage, road buckling and fault lines exposed from earthquakes. Click through our gallery of earthquake pictures. Advertisement Earthquakes...Ask Your Own Medium and Heavy Trucks Question. thanks. Technician: Mike Mcmillan. The 5246 is an inducement fault. This is just an indicating fault that states that a derate is present. Just like the 4094 fault. In order for this fault to go inactive the system must go thru an evaluation process.1081 108 15 Umgebungsluftdruck Sensor - Physikalischer Grenzwert Überschritten (Geringer Schweregrad) Barometric Pressure - Data Above Normal Operational Range (Least Severe Level) 0 1082 108 17 Umgebungsluftdruck Sensor - Physikalischer Grenzwert Unterschritten (Geringer Schweregrad) Barometric Pressure - Data Above Normal …This diagnostic code is typically Regulatory Fault Ignored - Derate On. Note: (EPA10 ONLY) If SPN 5246/FMI 0, 15 or 16 are the only fault (s) present, follow troubleshooting procedure for SPN 3361/FMI 7 (DEF Unit - Unable to clear Restriction). The 3361/FMI 7 code, is more then likely your metering unit is stopped up and needs flushed.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 ...April 15, 2021 Date Added to File: May 6, 2021 Failing Component: Engine And Engine Cooling Summary: Tech talk discussion on fault codes spn-5246 fmi-16, spn-5246 fmi-15, spn-4364 fmi-18, spn-3364 fmi-2. View This TSB. TSB Number: TECHTALK566600K NHTSA Number: 10191690 TSB Date: April 29, 2021 Date Added to File: May 4, 2021 Failing Component:

freightliner cascadia 5 mph derate bypass / five miles per hour derate speed sensor, only for emergency!!#freightliner #cascadia #trucking #spn5246NOTE: For 2011 models, this code sets when the vehicle has been driven for 30 miles while a code is present for the DEF tank level, DEF metering valve, DEFBelow are the Top 10 fault codes for Cummins X12 CM2350, which is in the model year 2018, and newer commercial trucks. Codes 6254, 6255, & 3712 are all derated codes that occur when another fault is causing the actual problem. As you can see from the list, the diesel exhaust fluid (DEF) codes are the top 3 most common fault codes if you …

Roy. 520.2 SPN 5246/FMI 15 - EPA10. Regulatory Fault Ignored - Derate On. For 2011 models, this code sets when the vehicle has been driven for 30 miles while a code is present for the DEF tank level, DEF metering valve, DEF pump, NOx sensors, Blocked DEF line, DEF quality, NOx efficiency, SCR harness and/or SCR sensor.

1 3 20-15 SUBJECT DATE SPN 4374 (ACM) (GHG14) March 2015 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 GHG14 DD Platform SPN 4374/FMI 0 - GHG14 Steps 9-12 were modified and two steps were removed. 3 20-15 All information subject to change without notice. 3

SPN 5246 FMI 0 SPN 4336 FMI 5 SPN 4364 FMI 18 SPN 4335 FMI 1 SPN 3363 FMI 5 SPN 4334 FMI7 SPN 4334 FMI 4 ... Ron Teig posted May 14, 2024 at 10:15 PM. Muffler delete Rooster721 posted May 14, 2024 at 6:43 PM. 2017 Freightliner coolant leak International2020 posted May 14, 2024 at 4:03 PM. Cummins M11 Celect Issues2012 mack gu 813 Engine mp8 Fault codes 5394 fmi 17 4094 fmi 18 5246 fmi 0 I checked the def doser is working fine, no - Answered by a verified Technician ... D13 that will not regen when driving truck keeps asking for parked regen, the codes that show active are SA 0 SPN 4094 FMI 18, SA 0 SPN 5246 FMI 15.Apple is developing an AI-powered health coaching service codenamed Quartz, according to a new report from Bloomberg's Mark Gurman. Apple is developing an AI-powered health coachin...JACUSTOMER-f2375h1n- : the truck left Sacramento,CA this morning, went 100 miles and 1st code 5394 fmi 17 came in and two more codes 5246, 4094 right after. display shows "DEF Quality Being Evaluated Engine in Derate, 5MPH limit removed. low power. Dan :

Hi Andy, the fault codes still present are as follows they are all except the first two which are pending. SPN 1761 FMI 19 Defil not detected on J1939 SPN 3216 FMI 19 N0xIN not detected on J1939 SPN 3226 FMI 19 NoxOUT not detected on J1939 SPN 4377 FMI 19 NH3 sensor module not detected on J1939 SPN 5246 FMI 15 SCR tamper proof instrument level 1 status SPN 5742 FMI 19 DOC/DPF temperature ...For all other engine Tier/Stages, see ECU 000107.00—Air Filter Pressure Differential Extremely High in relevant diesel engine CTM. ECU 000107.15 ( ECU 107.15 )— Air Cleaner Pressure Differential Slightly High. Air filter very dirty. For diagnostic procedure, see the relevant CTM for diesel engines.2012 volvo vnl d13 engineFault code Spn 5246 fmi 0 count 1 Spn 5485 fmi 11 count 2 Spn 4752 fmi 7 count 1 Spn 5246 fmi 15 count 2 Spn 5246 fmi 16 count 1 Spn 5394 fmi fmi 17 … read more Nate M.Technician: Luc Richard. 5246/15 is a derate code. 3364/2 is SCR conversion efficiency and 4364/18 is DEF quality. If you have access to DiagnosticLink you can run the DEF dosing test to verify that you do not have a dosing issue, and you can also get a DEF test strip, however bad DEF is almost never the issue.SPN 5246 FMI 15 Regulatory Fault Ignored – Derate On SPN 5312 FMI 7 Intake Manifold Pressure Low SPN 5435 FMI 7 Non Diesel Exhaust Fluid Flow Situation. Connect ...SPN 5246 FMI 15 De-Rate ** SPN 5246 FMI 16 4) Final Inducement 5mph De-Rate SPN 5246 O . SSI DATE CODE AND SERIAL NUMBER SSI PART NUMBER NAVISTAR NUMBER .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. Diesel Exhaust Fluid (DEF) dosing enabled, 1000 - 1500 ...having issues with 2015 cascadia dd15 engine regen issues vin 3AKJGLD57FSGB4103 these are the fault codes, 4364 fmi 1, 4364 fmi 18, 3364 fmi 2, 5246 fmi 0, 5246 fmi 15, 5246 fmi 16 … read more AndyMack epa 10 5246/0. Unit came in with def doser circuit code. Replaced the def doser and code went inactive. Ran a regen but the inducement fault is still active and 5 mph derate. I've tried resting t ... Code 5246 Fmi 15 with def light flashing. DD15 2015.Here's a list of common Cummins X15 fault codes along with their meanings: SPN 1569/FMI 31 - Engine Protection Torque Derate - Condition Exists: This code indicates that the engine has reduced its power output due to a detected issue, and the torque output is being limited to protect the engine. SPN 5246/FMI 0 - Aftertreatment Diesel ...Spn3226 fmi 9 This is the same as above but your outlet Nox sensor. SPN:5246 FMI: 0 Severe SCR system fault detected - Severe engine derate to 5MPH. This is just an informational fault code that a derate has occurred resulting from the other fault codes. You are looking at a thorough cleaning of your exhaust system and inspection of your ...having issues with 2015 cascadia dd15 engine regen issues vin 3AKJGLD57FSGB4103 these are the fault codes, 4364 fmi 1, 4364 fmi 18, 3364 fmi 2, 5246 fmi 0, 5246 fmi 15, 5246 fmi 16 … read more Andy2015 Freightliner cascades DD15 I got codes SPN 4364 FMI 1, SPN 4364 FMI 18, SPN 3364 FMI 2, SPN 5246 FMI 0, SPN 5246 FMI 15, SPN … read more. Max Diesel Tech. Electrical theory. 27 satisfied customers.Doser was replaced as was heated DEF supply (pump to doser) hose. Codes SPN 4353 FMI 4, SPN 4177 FMI 17, SPN 4353 FMI 5. I det the truck to ReGen it re ... Def light is flashing and showing codes spn 5246 fmi 15 and 16. ...This fault code is actually very simple, it simply means the the DPF filters inside the One Box have reached their limit and require maintenance. They must b...SPN 5246/FMI 15 - EPA10. Regulatory Fault Ignored - Derate On. For 2011 models, this code sets when the vehicle has been driven for 30 miles while a code is present for the DEF tank level, DEF metering valve, DEF pump, NOx sensors, Blocked DEF line, DEF quality, NOx efficiency, SCR harness and/or SCR sensor. For 2010 models, this …NOTE: For 2010 emission engines, if 5246-0, 5246-15, or 5246-16 are the only faults present, please troubleshoot code 3361-7 instead. NOTE: This is a government mandated code which informs users that fault code has been active for longer then a government specified time interval.

During the pandemic, some of us may have been showering less (perhaps much less) even as we spent more time sanitizing surfaces (well, at first). As we recalibrate to the new norma...If the latest report from the Intergovernmental Panel on Climate Change was a jolting wake-up call, you may be wondering what else you can do to slow climate change. You’ve voted f...This fault code is actually very simple, it simply means the the DPF filters inside the One Box have reached their limit and require maintenance. They must b...The FMI may also indicate that an abnormal operating condition has been detected. The codes are displayed in the form "SPN - FMI". The ECM / ECU also attaches a text description to the message that is transmitted over the J1939 data link. ... 15: High - least severe (1) 16: High - moderate severity (2) 17: Low - least severe (1) 18 ...Showing SPN 5246 FMI 15 code. Changed DEF meter valve and a parked regen. Code and lights still showing.nged Changed ... With a code eec61 3361 fail 7 and eec61 5246 fail 15 , def lite flashing , the truck will not let me do parked regen WHY !! ...freightliner cascadia 5 mph derate bypass / five miles per hour derate speed sensor, only for emergency!!#freightliner #cascadia #trucking #spn5246May 14, 2021 · 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) dosing enabled, 1000 - 1500 rpm ...May 29, 2021 · Spn 1235 fmi 9. This fault points to a 1939 network problem - abnormal update rate . I recommend checking all the aftertreatment wiring, sensors and modules for any evidence of physical damage . Inspect all connectors for corrosion , dirt , or loose connections anywhere . I can to remove the def scr in my tractor.

SPN 5246 FMI 15 De-Rate ** SPN 5246 FMI 16 4) Final Inducement 5mph De-Rate SPN 5246 O . SSI DATE CODE AND SERIAL NUMBER SSI PART NUMBER NAVISTAR NUMBER . DEF .Cummins isx cm2350 Spn 3246 fmi? Answered in 6 minutes by: Technician: Nich M. Hello. This fault is related to the DPF outlet temperature sensor. Depending on the fmi, this fault could indicate an issue with the sensor, the wiring or just that the outlet temperature has exceeded the maximum limit.Fault code spn 3216 fmi 5 Spn 3226 fmi 12 Spn 5246 fmi 16. Fault code spn 3216 fmi 5 Spn 3226 fmi 12 Spn 5246 fmi 16 Spn 5298 fmi 18 Son 3226 fmi 13 Spn 5394 fmi 5I cleared the codes and following came … read more. Mike Mcmillan. Shop Foreman/Triage Tech. Associates.SPN 5246/FMI 15 - EPA10. Regulatory Fault Ignored - Derate On. For 2011 models, this code sets when the vehicle has been driven for 30 miles while a code is present for the DEF tank level, DEF metering valve, DEF pump, NOx sensors, Blocked DEF line, DEF quality, NOx efficiency, SCR harness and/or SCR sensor. For 2010 models, this code sets when ...Technician: Daniel Wilson. SPN 524262 is short to low for the diagnostic fault lamp in the instrument cluster.Thoroughly inspect the wiring harness and connector pins going to the instrument cluster and if that is okay there could be an internal short within the cluster or a shorted bulb.This diagnostic code is typically Regulatory Fault Ignored - Derate On. Note: (EPA10 ONLY) If SPN 5246/FMI 0, 15 or 16 are the only fault (s) present, follow troubleshooting procedure for SPN 3361/FMI 7 (DEF Unit - Unable to clear Restriction). The 3361/FMI 7 code, is more then likely your metering unit is stopped up and needs flushed.Hi, fault code apeared on dd15 cascadia 2014 are SPN 4364 FMI 18 , spn 5246 fmi 15, spn 5246 fmi 16, spn3364 fmi 2 .both nox sensors change all temp sensors change stil code come again and again but when regen than go awayBelow are the Top 10 fault codes for Cummins X12 CM2350, which is in the model year 2018, and newer commercial trucks. Codes 6254, 6255, & 3712 are all derated codes that occur when another fault is causing the actual problem. As you can see from the list, the diesel exhaust fluid (DEF) codes are the top 3 most common fault codes if you ignore ...Eec 61, spn 5246 is This diagnostic is typically Regulatory Fault Ignored - Final Action (Speed Limit). For 2011 models this code sets when SPN 5246/FMI 16 is present and the fuel was refilled more than 15 percent or SPN 5246/FMI 16 is present, 30 gallons of fuel has been used and the vehicle has been restarted.Home / DTC TRUCKS / Cumminz / X15 CM2450 X124B (2018 & Newer) / Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 6254 PID: SPN: 5246 FMI: 16 Aftertreatment SCR Operator Inducement Severity- Data Valid But Above Normal Operating Range- Moderately Severe Level"ECM SPN 5246, Aftertreatment SCR Operator Inducement Severity - MID 128 PSID 46", page 69 "ECM SPN 5285, Charge Air Cooler (CAC) Temperature - MID 128 PID 52", page 70 ... FMI 15 • Data valid but above ...FMI 18 N/A DEF Quality Low - Moderately Severe level Amber Warning Light SPN 4094 FMI 31 N/A NOx limits exceeded due to Insufficient Diesel Exhaust Fluid Quality: Condition Exists Amber Warning Light SPN 3364 FMI 4 1685 Aftertreatment Diesel Exhaust Fluid Quality Sensor Circuit - Voltage Below Normal or Shorted to Low Source Amber Warning Light ...May 23, 2022 · I have a 2013 Freightliner vin 1fujghdv0dsfa0570.Codes spn 3361 fmi 7 Spn 4335 fmi 14Also codes 5246 fmi 15 and 5246 fmi 16.Truck had red been derated to 5 mph.What can I do to fix this issue, or get … read moreSpn 5246 fmi 15. 2014 freightliner cascadia dd15. The dpf Yes the dpf clamps were left loose which melted the def dosing unit, both nox sensors def supply and return lines, replaced everything plus harness codes are permanent truck still in derate …Dec 19, 2021 · 2016 freightliner cascadia. 4 codes popped up while mil ligth yellow check engine and def light blinking. eec 61 3364 fail 2 eec 61 4364 fail 18 eec61 5246 fail 15 eec 61 5246 fail 16 Did a parked reg … read moreSPN 5246/FMI 15 - EPA10. Regulatory Fault Ignored - Derate On. For 2011 models, this code sets when the vehicle has been driven for 30 miles while a code is present for the DEF tank level, DEF metering valve, DEF pump, NOx sensors, Blocked DEF line, DEF quality, NOx efficiency, SCR harness and/or SCR sensor. For 2010 models, this code sets when ...1. Parked SCR efficiency test for extended SCR faults. 2. High idle regeneration for DPF and NOx faults. NOTE: For 2010 emission engines, if 5246-0, 5246-15, or 5246-16 are the only faults present, please troubleshoot code 3361-7 instead.

J1939 Code and Description CDL Code and Description CAT C13, C15, and C18 Tier 4 Final Engine Fault Codes 1235-9 5856-9 J1939 Network #3 : Abnormal Update Rate SAE J1939 Data Link #3:Abnormal Update Rate

FMI 18 N/A DEF Quality Low - Moderately Severe level Amber Warning Light SPN 4094 FMI 31 N/A NOx limits exceeded due to Insufficient Diesel Exhaust Fluid Quality: Condition Exists Amber Warning Light SPN 3364 FMI 4 1685 Aftertreatment Diesel Exhaust Fluid Quality Sensor Circuit - Voltage Below Normal or Shorted to Low Source Amber …

Hi, fault code apeared on dd15 cascadia 2014 are SPN 4364 FMI 18 , spn 5246 fmi 15, spn 5246 fmi 16, spn3364 fmi 2 .both nox sensors change all temp sensors change stil code come again and again but when regen than go awayThe truck is still in derate with the following active codes, SPN 5246 FMI 0, SPN 5246 FMI 15, SPN 5246 FMI 16, SPN 247 FMI 14. The following codes are listed as permanent, SPN 3364 FMI 2, SPN 4364 FMI 18. I have followed the troubleshooting using the DDDL 8 for the SCR/DEF related codes, each time a regen is attempted fuel is not …ServiceManual Trucks Group28 EngineControlModule(ECM),DiagnosticTroubleCode (DTC),Guide 2010Emissions CHU,CXU,GU,TD PV776-88961816having issues with 2015 cascadia dd15 engine regen issues vin 3AKJGLD57FSGB4103 these are the fault codes, 4364 fmi 1, 4364 fmi 18, 3364 fmi 2, 5246 fmi 0, 5246 fmi 15, 5246 fmi 16 … read more Andy2. High idle regeneration for DPF and NOx faults. NOTE: For 2010 emission engines, if 5246-0, 5246-15, or 5246-16 are the only faults present, please troubleshoot code 3361-7 instead. NOTE: This is a government mandated code which informs users that fault code has been active for longer then a government specified time interval.ServiceManual Trucks Group28 EngineControlModule(ECM),DiagnosticTroubleCode (DTC),Guide 2010Emissions CHU,CXU,GU,TD PV776-889618163. Check for multiple fault codes. Are any of the following faults present: SPN 4331/FMI 15, SPN 3216/FMI 16, SPN 520372/FMI 14 or SPN 5841/FMI 14? a. Yes; diagnose the other fault code first. b. No; Go to step 4. 4. Using a refractometer from the DEF Test Kit W060589001900, measure the DEF percentage. Is DEF percentage between 31 and …P0071 171 15 Motor - Umgebungslufttemperatursensor - Physikalischer Grenzwert überschritten (Geringer Schweregrad) Engine - Ambient air temperature sensor - Data above normal operational range (Least severe level) 22 P0072 171 4 Motor - Umgebungslufttemperatursensor - Spannung unterhalb des Normalwertes oder …Spn 4364- Fmi 13 is SCR CATALYST CONVERSION EFFICIENCY -TOO LOW. This is part of your Emission control system in the exhaust . It is not working properly . POSSIBLE CAUSES. 1.DEF leakage.−DEF leakage between the DEF pipe and the connector due to incorrect assembly.−DEF leakage due to O-ring failure or missing O-ring, DEF dosing valve (L123 ...

dollar tree castro valleyidle dice hackky 5 extra winning numbersnight swim showtimes near regal irvine spectrum 5246 fmi 15 ati targeted medical surgical endocrine [email protected] & Mobile Support 1-888-750-7154 Domestic Sales 1-800-221-7732 International Sales 1-800-241-2241 Packages 1-800-800-5113 Representatives 1-800-323-5923 Assistance 1-404-209-6030. Vovlo d13 code came spn 5246 fmi 0. first inlet temp go up than outlet temp go up ,inlet reach 915 than outlet reach 948 and regen brake, than inlet temp go down and than outlet go down . same thing again and again. , i replace nox and today replaced doser valve. when truck came in shop code was sn 5246 fmi 16,spn 4094 fmi 18. ronnie mcnutt twitter ECM: Detroit - DD15 GHG14 (2014-16) Fault: SPN 5246 FMI 0 (ACM) SPN: 5246. FMI: 0. NOTE: This code sets when SPN 5246/FMI 16 has been present for one hour of idle time, the vehicle has been restarted or six gallons of fuel has been used. ENGINE REACTION: 1. Idle only, vehicle limited to 5 MPH. 2.SPN 5246 FMI 0 and 16 OC 9 LVSS, Feb 23, 2020. LVSS, Feb 23, 2020 #3. Feb 23, 2020 #4. Goodysnap Road Train Member. 3,517 8,423. Jul 12, 2017 0. I would say with faults you have listed, you most certainly have an issue with the DEF quality/level/temp sensor or wiring to the sensor. Prior to 2017 DEF quality was calculated by the NOx sensors ... liz bishop channel 6spectrum seating chart Dec 7, 2022 #1. Eaglewing Bobtail Member. 3. 0. Dec 7, 2022. 0. Hi all, I have a 2016 DD15 with 693k miles. Last night she lit up like a Christmas tree; displaying the following two codes and message: SPN 4364 FMI 18. SPN5246 FMI 0. engine derage 25% DEF Quality poor, Check DEF. praying for you and your family giftug hill web cam New Customers Can Take an Extra 30% off. There are a wide variety of options. Hi, fault code apeared on dd15 cascadia 2014 are SPN 4364 FMI 18 , spn 5246 fmi 15, spn 5246 fmi 16, spn3364 fmi 2 .both nox sensors change all temp sensors change stil code come again and again but when regen than go away2015 Freightliner Cascadia check engine light is on and DEF light blinking. Showing SPN 5246 FMI 15 code. Changed DEF meter valve and a parked regen. Code and lights still showing.nged Changed. Mechanic's Assistant: How long has the check engine light been on?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.