Scr torque derate

Aug 22, 2017 ... ... 340K views · 13:38 · Go to channel · What is DPF DEF EGR SCR? Protecting your Diesel Engine. Insane Diesel•1.8M views · 2:55 &middo...

Description : Aftertreatment SCR Operator Inducment - Data valid but above normal operational range - Most Severe Level. Fault Code : 3714. Status : Active. Count : 1. Lamp : Amber. Description : Engine Protection Torque Derate - Condition Exists. We have the latest Cummins INSITE software as well.Hello my name is ***** ***** have a 2021 LT international truck that came in with codes 6255 - engine protection torque derate least level severe 4277 ... Hi Nich. I have Cummins isx15 engine in SCR derate mode. ESN 79917782, ECM code EF11061.01. It was recalibrated at dealer because of campain . We replaced dpf as per dealer.Mar 31, 2019 ... Protecting your Diesel Engine. Insane Diesel ... Most Common Reasons Your Check Engine Light Is On ... SCR DERATE MODE. Jj truck service / Jose ...The aftertreatment system must be reset using the latest version of Premium Tech ToolSCR System fault derate modeGet home with these steps even if your truck is def derated. If this helped you get home, let me know!

Also I got derate engine warning messageged. ISX 15 kenworth t680. 2017 - Answered by a verified Technician ... I have a 2017 kenworth t680 cummins isx and the scr system fault code came on my dash, ... I am having def sensor failure codes as follows 1569 torque derate, 1761 def level, 3364 def quality,3031 def temp. ...Posted June 14, 2019. This is a diagnostic flow chart for fault SPN:5394/SPN:4094. Even though your fault is only 4094 it is the same thing basically. Practically anything can cause the 4094 fault from contaminated DEF to plugged EGR diff. psi sensor ports. The flow chart will have you test/check each system to verify it is functioning properly.And power reduce due to scr system fault. 2013 peterbilt 579 - Answered by a verified Technician ... 2018 Peterbilt 579 with MX13 Paccar Engine- Engine in Derate mode with fault codes P1515 & P006B. Another mechanic put a new EGR Valve on it because that's the diagnosis they came up with. ... Need diagram for bolt torque on rocker / push rod ...International 2019 with Cummins engine. Truck came with SCR code for DEF lines. Found DEF leak on lines going from DEF pump. Replaced both lines, no leak, returned def to tank (good quality) and replaced DEF filter. Still same code. Removed DEF dozer, seems plugged, tried DEF override test, nothing coming out dozer, removed supply line from ...STEP 1: Once poor quality reductant is detected, the engine will have about 25% derate and the warning lamp is illuminated. The engine is allowed to operate for up to 1 hour at this derated level. After the initial hour and poor quality reductant is still detected: STEP 2: A more significant derate of about 40% occurs.Jul 24, 2021 ... Freightliner cascadia SPN 1569 FMI 31 derate ... How to fix Cummins 5mph derate and what is it? ... Cummins X15 engine DPF SCR outlet Nox sensor ...Actual torque greater than 1000 N·m (738 lb·ft) (between 1100 to 1300 rpm) or 1330 N·m (981 lb·ft) (between 1300 to 1400 rpm) for DD16. ... 25% derate VERFICATION: Key-Off for 5 minutes followed by a road test with all conditions met. POSSIBLE CAUSES: 1. Drivetrain vibrations. 2. Valve lash out of adjustment.There is an open campaign for the SCR to be replaced. This can be done by any authorized Cummins dealer and would be covered regardless of warranty status. I'll send more information soon. ... 126 TxId: 0 SPN: 1569 - Engine Protection Torque Derate FMI: 31 Count: 7 TxId: 33 SPN: 6918 - SCR System Cleaning Inhibited Due to Inhibit Switch FMI ...

Bulldog. 385. 3. Location:Pittsburgh Pa. Posted December 23, 2013. You could work your way through 07 emissions with vcads. You're only suppose to check 10 emissions codes with Guided Diagnostics. Vcads will give you a somewhat generic code, while GD will give you the actual code (10 emissions).Therefore, a derate of the engine must occur in high altitude and/or high temperature conditions in order for the genset to meet performance expectations.. Altitude. Generators operating at altitudes above 1000 M (3281 ft.) require temperature rise reduction of 1% for every 100 M (328 ft.) above base (1000 M or 3281 ft.). A derate chart is available in TMI for generators and each specific engine.The OTR Reset Tool provides you the capability to reset the fault codes, reset the aftertreatment system, and perform a forced regen. Works on Volvo & Mack T...Jaltest Customer Support team has received many calls regarding the fault code SPN 1569 FMI 31. - SCR control unit. Engine Protection Torque Derate. This condition exists in Navistar N-Series engines equipped with SCR (Selective Catalytic Reduction), one of the components which causes more fault codes. This code generates a high relevant effect ...To Perform the Test: 1). Open and connect the Cummins INSITE Software. Read More: How to Connecting CUMMINS Engines using Cummins INSITE Software. 2). Select ECM Diagnostic Tests from the INSITE Viewbar. 3). In the ECM Diagnostic Tests Wizard, select Engine State Monitor, as Figure 1.1 above. 4).

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parameters or troubleshooting other active selective catalytic reduction (SCR) related fault codes. Root Cause: INSITE™ electronic software tool issue. For some units that have a hardwired (analog) diesel exhaust fluid (DEF) tank level and temperature sensor, Fault Codes 285 and 4572 will become active because a software parameter73. Location:Alabama, USA. Posted November 2, 2017. A friend owns a fleet of 65 or so Mack MP8's, less than a year old. Has been having a lot of issues with the DEF systems. Trucks will derate and have to go in for warranty work. Of the 65 trucks, over 20 have had this issue. Some with as low as 40k miles. Some have been dosers, others …2015 Freightliner m2 With codes: 3714 Engine Protection Torque Derate 3712 Aftertreatment SCR Operator Inducement 4251 - Answered by a verified Technician We use cookies to give you the best possible experience on our website.SCR system fault. Hey folks, my 2020 KW T680 popped this code up about a week ago. The shop changed one sensor and all was good for about a week. I got the same alert followed by the lose of power due to it. The truck never went in to derate mode.25 percent derate. VERIFICATION: 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. ... P1779 Engine Torque Delivered To TCM Signal 1000 & 2000 Gen 4 $ 50.00 ...

Need help 2015 international prostar N13 scr,def,dpf truck Stuck in stop engine mode, although service max shows dpf clear, no need for regen, this code and mechanical problem code SPN 5394 FMI7 for dosing valve present. I watched def dosing valve open/close value while in force regen and it never seemed to be open more than split second, like it wouldn't actually open, the def supply ...OTR Reset Tool | Volvo & Mack. $1,400 USD. $800 USD. Reset 5mph Derate 3. Reset Aftertreatment. Start Forced DPF Regen. Reset Fault Codes. SELECT YEAR. 2004 - 2013 | 9-Pin Plug 2014 - 2020 | OBD Plug 2021 - 2023 | OBD Plug.An SCR derate can be caused by any DEF system, SCR system or nox sensor issue. Ask Your Own Medium and Heavy Trucks Question Customer reply replied 6 months agoMHH AUTO is a forum for automotive professionals and enthusiasts to share and discuss topics related to vehicle diagnostics, repairs, modifications and more. In this thread, you can find out how to reset SCR DTC Cummins, a common issue for diesel engines with selective catalytic reduction systems. Learn from the experts and join the conversation.Aftertreatment SCR Catalyst Outlet NOx Sensor and the Aftertreatment SCR Catalyst. 2. Advanced ECM Data a) Prelube Control Feature ... This feature has been expanded to enable/disable the engine speed and torque derate for the water in fuel, water in fuel 2, and auxiliary temperature 3 features. D. Languages Supported: English 1. New Languages ...Monitored Parameter SCR Outlet Temperature Typical Enabling Conditions Non-Regen Mode Monitor Sequence None Execution Frequency Continuous when enabling conditions met Typical Duration 2 Seconds Dash Lamps MIL, CEL Engine Reaction Derate 25% , 30 seconds shut down. Verification SCR Efficiency Test Check as follows: 1. Connect DiagnosticLink ®. 2.Engine Protection Torque Derate - Condition Exists. Critical fault codes related to engine operation are active. ... Aftertreatment SCR Operator Inducement - Data Valid But Above Normal Operational Range - Most Severe Level. ... Hi Nich. I have Cummins isx15 engine in SCR derate mode. ESN 79917782, ECM code EF11061.01. It was recalibrated at ...Heres the video. Like I said, worked for me most of the time but I can't guarantee it. If you have like a stuck turbo, it wont fix that. Wont fix a mechanic ...MACK MP7, MP8, MP10 SCR/DPF/EGR DELETE TUNING. Key features: No fault codes. No Derate(s). No warnings at the dashboard. No OEM software from EU3 trucks. EGR delete (optional, by request). Minimal intervention into current ECU settings. We know what we do. No one unrelated parameter will be changed. 50 minutes (or lessHow to use the calculator. X = Load Center. Y = Effective Thickness. Rated Load Center: The original horizontal load center that is rated for your forklift. This can be found on your forklift's data card. New Load Center: Your new horizontal load center for the load you are lifting which is found by adding X and Y together.When it comes to assembling and tightening bolts in various applications, using a bolt torque chart is an essential tool. A bolt torque chart provides the recommended torque values...On Test Vehicle 1, the warnings and inducements were implemented as expected. CARB deemed the warnings effective in drawing the driver's attention to the need for SCR-related service. The initial inducement incorporated in Test Vehicle 1 was a 25 percent engine torque derate and a 55 mph speed limitation.

And power reduce due to scr system fault. 2013 peterbilt 579 - Answered by a verified Technician ... 2018 Peterbilt 579 with MX13 Paccar Engine- Engine in Derate mode with fault codes P1515 & P006B. Another mechanic put a new EGR Valve on it because that's the diagnosis they came up with. ... Need diagram for bolt torque on rocker / push rod ...

The Cummins engine is designed with a "torque derate curve". This basically means that as certain conditions are met, the ECM will automatically adjust the torque output of the motor to compensate. These conditions can be changes in atmospheric temperature and pressure, fuel quality, and altitude. By reducing torque output, the engine is ...Fixing the underlying failures will help to clear derating codes permanently. Reset the counter at zero; this will help the engine restart at full engine power. Restart the engine three times for normal confirmation functionality. If there is a failure in repair confirmation, then after 30 minutes, you will need to restart the engine as it will ...HI guys This is an International 2020 - commins engine - getting these errors : 1. REFILL DEF TORQUE DERATE 2. SCR ERROR - TORQUE DERATE DEF is...Cummins Fault Code: 6255 SPN: 1569 Engine Protection Torque Derate - Data Valid But Above Normal Operating Range - Least Severe Level. Cummins Fault Code: 6254 SPN: 5246 Aftertreatment SCR Operator Inducement Severity - Data Valid But Above Normal Operating Range - Moderately Severe Level. Code Analysis: When these fault codes appear ...Do, what I did, on your own risk! I am not, neither will be, ever, responsible for any damage or injury resulting from actions yo do after watching my video!...A clogged diesel particulate filter (DPF) or a malfunctioning selective catalytic reduction (SCR) system can cause engine derate. Inspect these components …Then connect your cathode side onto your negative lead. Follow the designated resistance value presented in your ohmmeter. When there is a high resistance value, this means that your SCR system is working just right. On the other hand, a low resistance value presents a fault to the system. Hence, you will need to replace or repair your old SCR ...

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Apr 25, 2022 ... Comments130 · Freightliner cascadia DD13 DD15 DD16 Emissions derate bypass 5 miles per hour SCR DEF light blinking · Common DEF problem, how to ...They have a proof load of 970 MPa, minimum yield strength of 1100 MPa, and a minimum tensile strength of 1220 MPa. Class 12.9 bolts come in sizes ranging from 1.6 mm to 100 mm. Table 3 - Ideal tightening torque for dry and wet metric class 12.9 bolts. Size. Tightening Torque. (Dry) / lb-ft. Tightening Torque. (Wet) / lb-ft.Low DEF levels can trigger the SCR light and derate mode. If the DEF level is low, refill the tank with the appropriate DEF fluid.Check for DEF System Fault Codes: Connect a diagnostic scanner compatible with Hino trucks to retrieve any fault codes related to the DEF system. These codes will provide specific information about the nature of the ...Fault Code: 3712: Aftertreatment SCR Operator Inducement – Data Valid But Above Normal Operating Range – Most Severe Level. SPN: 5246 FMI: 0/0. Fault Code: 3714: Engine Protection Torque …INTRODUCTION VehicleSafety WARNING! Donotdriveafterdrinkingalcoholor usingothersubstancesthatmayaf-fectthesenses,includingprescrip-tionmedications.Yourreflexes,per-A System Fault refers to a malfunction or failure in the Selective Catalyst Reduction system of a vehicle. The SCR system is responsible for reducing emissions by injecting diesel exhaust fluid (DEF) into the exhaust stream to react with nitrogen oxides (NOx). When a System Fault occurs, it indicates a problem that requires attention.This video is about How I fixed my SCR Low Performance problemSCR is a catalytic converter that uses vaporized diesel exhaust fluid (DEF). DEF consists of purified water and urea, an organic nitrogen compound that becomes ... The engine will induce a 55 MPH speed limit and 25% engine torque derate. DEF Tank Empty and Ignored (fuel tank refilled by more than 30% or engine start after the consumption of ...This DTC only indicates that an engine torque derate is active. Related. Categories MX (2004 Emissions), ... PACCAR PX-9 CM2350 (2013-17) Fault Code:3235 PID: SPN:4363 FMI:0 Aftertreatment SCR Outlet Temperature – Data Valid But Above Normal Operating Range – Moderately Severe Level ….

This fault code will go inactive once all other active SCR related fault codes have been addressed. CODE. REASON EFFECT. Fault Code: 3714 PID: S115 SPN: 1569 FMI: 31 LAMP: Amber SRT: Engine Protection Torque Derate - Condition Exists. Critical fault codes related to engine operation are active. Immediate engine power derate.25% Torque Derate In 20 Operating Hours After Initial Fault Occurance PRIMARY FAULT SUGGESTED ROOT CAUSES Turbocharger probability67% Turbocharger Actuator 19% probability Electronic Control Module Calibration 5% probability Count: 3 Active SPN 641, FMI 7 Soon January 4, 2016 at 3:13:37 AMEngine protection torque derange exist code 1569. Submitted: 3 years ago ... only" 2016 freightliner both amber engine lights illuminated no drivability issues has codes spn 1569 engine protection torque derate fmi ... 4fmi spn5491 4fmi 3 engine lamps on one red i need diagnostic information it seem like the emission filter blocked and scr ...A truck’s derate is a process that reduces the amount of engine power when the truck is driving. The derating process is controlled by the engine control module (ECM). The reason why the engine derates is to avoid damaging the engine. But a derated engine is not always a good thing, as it could indicate a problem with the emissions system, or ...Posted June 14, 2019. This is a diagnostic flow chart for fault SPN:5394/SPN:4094. Even though your fault is only 4094 it is the same thing basically. Practically anything can cause the 4094 fault from contaminated DEF to plugged EGR diff. psi sensor ports. The flow chart will have you test/check each system to verify it is functioning properly.SCR means Selective Cataylst Reduction. This is the system that injects DEF fluid in the exhaust to reduce emissions. If there is a problem with this system, it will derate the engine if the problem does not get taken care of soon. Make sure your DEF tank has plenty of DEF in it. Most causes are contaminated DEF fluid, if diesel or water was ...Get Price. . engine derate was designed to make drivers compliant if 1) def tank is empty 2) def is of poor quality and 3) driver tampers the scr system 5% 25% torque derate 0% 40% torque derate (ramped in at 1% per minute) 0% vehicle speed limited to 55 mph (pumping is still enabled) 0% none 0% and after the engine has been intentionally shut ...3714 = Engine Protection Torque Derate - Condition Exists 3712 = Aftertreatment SCR Operator Inducement - Data Valid But Above Normal Operating Range - Most Severe Level 3596 = Aftertreatment 1 Diesel Exhaust Fluid Pressure - Data Erratic, Intermittent, or IncorrectWhen you first receive the alert followed with Engine will derate in 60 minutes, and you know the engine will shut down soon. The first thing to do is to stop your vehicle and do a visual inspection. Better yet, call your service workshop for scanning. Check your DEF tank first and check for any possible contaminants. Scr torque derate, A System Fault refers to a malfunction or failure in the Selective Catalyst Reduction system of a vehicle. The SCR system is responsible for reducing emissions by injecting diesel exhaust fluid (DEF) into the exhaust stream to react with nitrogen oxides (NOx). When a System Fault occurs, it indicates a problem that requires attention., 2018 Peterbilt 579 with MX13 Paccar Engine- Engine in Derate mode with fault codes P1515 & P006B. ... JD485617 The P1515 is showing EGR Solenoid valve Operation failure on my laptop The P1496 & P1518 are showing the torque reduction & engine ... In the Live Data the NOX sensor before SCR- Value reading is showing UNSTABLE The Nox sensor after ..., Welcome to our channel! In today's video, Ryan will show you how to use a Bosch HDS tool to simpliy to fix an issue. You can use below link to get the Bosch ..., Emissions Derate Exemptions. Cummins EPA 2013 diesel engines for fire and emergency vehicles should not experience any emissions-related vehicle speed or engine torque derates. Some EPA 2013 ISX12 and ISX15 engines for fire and emergency vehicles built in early 2013 may require an electronic calibration update to eliminate …, SCR system fault. Hey folks, my 2020 KW T680 popped this code up about a week ago. The shop changed one sensor and all was good for about a week. I got the same alert followed by the lose of power due to it. The truck never went in to derate mode., 2015 Freightliner m2 With codes: 3714 Engine Protection Torque Derate 3712 Aftertreatment SCR Operator Inducement 4251 - Answered by a verified Technician We use cookies to give you the best possible experience on our website., Then it will try to send the request. The engine must be over 158 degrees coolant temp as well. If the engine starts to idle up then let it do its thing. If it does not then go into the status menu and it will tell you why it did not command it on, in which case the unit will need to be scanned for faults., received the calibration update introduced on July 8, 2011 that changes the SCR inducement from an engine power (torque) derate to a vehicle speed derate you will …, Emission System Components Responsible for the 5 MPH Derate. DEF Doser Valve – It is the component that is regulating the injection of the DEF fluid into your SCR Catalyst. DEF Pump Assembly – This is the heart of the DEF system that pumps the DEF fluid trough the emission system. Immediate derate is a result of failure! , so this kind of fault code scr efficiency is the most general fault you can think of anything from dpf being ready to clean and bake to the engine putting in to much smoke or not using enough egr will cause this kind of fault even bad injectors will, that being said this is not something that constantly gets monitored so all they are doing is reseting it and then you go 1000 miles and same ..., SPN 1569 FMI 31 - SCR Tamperproof Warning and Protection System Inducement Severe. Fault Overview. Fault sets when any aftertreatment sensor or actuator is Open or disconnected for at least one hour. After one. hour (level 2) engine will be de-rated by 25%. After 4 hours (level 3 and 4) engine will be de-rated by 40%,, 1. Posted September 18, 2018. getting the SCR performance Low alarm on my dash followed by 'Engine will derate to 8Kph' . The power cuts in half. Have taken truck to two mechanics, one of the a Mack / Volvo specialist and they still can't clear the problem. Sooth level showing about 30% but they have failed to force a regen., INTRODUCTION VehicleSafety WARNING! Donotdriveafterdrinkingalcoholor usingothersubstancesthatmayaf-fectthesenses,includingprescrip-tionmedications.Yourreflexes,per-, Truck has aft scr operator inducement code - Answered by a verified Technician ... Fault Code: 3714 PID: S115 SPN: 1569 FMI: 31 LAMP: Amber SRT: Engine Protection Torque Derate - Condition Exists. Critical fault codes related to engine operation are active. ... We are currently experiencing derate with limited speed. We have pulled four codes ..., Do, what I did, on your own risk! I am not, neither will be, ever, responsible for any damage or injury resulting from actions yo do after watching my video!..., Additional Information: 1) The DEF quality sensor is part of the DEF tank sensor. 2) After 1 hour of engine operation or 50 miles with P3919 active, P1518 becomes active (25%. torque derate). 3) After 3 hours of engine operation or 150 miles with P3919 active, P151B becomes active. (40% torque derate)., Hello my name is ***** ***** have a 2021 LT international truck that came in with codes 6255 - engine protection torque derate least level severe 4277 ... Hi Nich. I have Cummins isx15 engine in SCR derate mode. ESN 79917782, ECM code EF11061.01. It was recalibrated at dealer because of campain . We replaced dpf as per dealer., The mini Maxx race tuner performs many functions, especially with the DPF delete. First, the race tuner deletes all substances of the diesel particulate filtrate, increasing its performance and prolonging the lifespan of the diesel engine. Also, the mini Maxx race tuner switches off codes that are detected by the sensors present., Critical SCR related fault codes have been active for an extended period of time and require immediate attention. Immediate engine power derate. Vehicle speed will be limited to 8 km [5 miles] per hour.This fault code is for information only, and indicates that an engine power derate and vehicle speed limit have been implemented in order to ..., FPT engines will derate if a failure is seen three times in the last 40 hours of operation with the DEF system. To get your equipment back up and running you will need to: Repair and clear the other fault code (s) that are causing the derate code to display. Once you have fixed the underlying problem (s) you will be able to successfully clear ..., Apr 25, 2019 ... ... see you for two weeks! 13:38 · Go to channel · What is DPF DEF EGR SCR? Protecting your Diesel Engine. Insane Diesel•1.8M views · 18:41 &m..., Cummins ISX is an inline 6-cylinder turbocharged diesel engine with about 600 horsepower and 2050 pounds-feet of torque. ISX is the successor of the legendary N14 engine designed by Cummins. Today, we'll look at the 5 most common problems with the Cummins ISX engine and why drivers prefer this engine., For ambient temperatures above 40°C the torque must be derated using the following formula as a guideline. (Note: Only applies to 2000/3000rpm motors and assumes copper losses dominate) New ..., When you first receive the alert followed with Engine will derate in 60 minutes, and you know the engine will shut down soon. The first thing to do is to stop your vehicle and do a visual inspection. Better yet, call your service workshop for scanning. Check your DEF tank first and check for any possible contaminants., Get Price. . engine derate was designed to make drivers compliant if 1) def tank is empty 2) def is of poor quality and 3) driver tampers the scr system 5% 25% torque derate 0% 40% torque derate (ramped in at 1% per minute) 0% vehicle speed limited to 55 mph (pumping is still enabled) 0% none 0% and after the engine has been intentionally shut ..., Cummins Fault Code: 6255 SPN: 1569 Engine Protection Torque Derate - Data Valid But Above Normal Operating Range - Least Severe Level. Cummins Fault Code: 6254 SPN: 5246 Aftertreatment SCR Operator Inducement Severity - Data Valid But Above Normal Operating Range - Moderately Severe Level. Code Analysis: When these fault codes appear ..., The effective impedance of any device will vary with temperature. If that impedance rises with temperature, two devices in parallel will share reasonably well. The device carrying more current heats up more, and its fraction of the total current drops. But if the impedance of the device drops as temperature rises, the device carrying more ..., Cat Code SPN 5246 FMI 15. This code is going to be similar to the other SPN 5246 FMI 15 codes. Your engine is about to go into a derate mode because there is a problem in your SCR system that has been ignored. The problem has to do with the SCR not being able to regulate the emissions properly. You cannot delete the DEF in your engine because ..., The dealer tool, and likely ForScan will kick the system out of limp mode, but it will go back if there are active faults. if you have been ignoring the regen message, then there is the problem. once the system goes into limp mode because of a regen problem, only a manual regen and reset fill correct the problem., Cat Code SPN 5246 FMI 15. This code is going to be similar to the other SPN 5246 FMI 15 codes. Your engine is about to go into a derate mode because there is a problem in your SCR system that has been ignored. The problem has to do with the SCR not being able to regulate the emissions properly. You cannot delete the DEF in your engine because ..., International 2019 with Cummins engine. Truck came with SCR code for DEF lines. Found DEF leak on lines going from DEF pump. Replaced both lines, no leak, returned def to tank (good quality) and replaced DEF filter. Still same code. Removed DEF dozer, seems plugged, tried DEF override test, nothing coming out dozer, removed supply line from ..., Anybody knows how to make ECU doesn't limit torque due to Adblue/SCR fails (25% to 40% limitation according max permissible weight)? Any ideas? For example is it possible to code truck's ECU like military truck? BW, When you first receive the alert followed with Engine will derate in 60 minutes, and you know the engine will shut down soon. The first thing to do is to stop your vehicle and do a visual inspection. Better yet, call your service workshop for scanning. Check your DEF tank first and check for any possible contaminants.