Does anyone know where the knock sensor is on a 2004 1. The assembly uses two NOx sensors the first sensor (referred to as NOx sensor 1) is located near the turbo downpipe and measures engine out NOx. CITROEN DS3 (17032016 . The lambda <b>sensor<b>, also called an oxygen <b>sensor<b>, is a small probe located on the car exhaust, between the exhaust manifold and the catalytic converter. etsy seo tools 2022. This is usually an indication of a timing chain problem. The P2200 code is set when the ECM detects a fault within the bank 1 NOx sensor or circuit. Location Canada TDI 2012 Passat TDI SE Jun 20, 2015 3 Yes, its most likely a Nox sensor. I have Citroen Grand C4 Picasso with BluHDI 200. CITROEN DS4 (01072014 08032017) RECALL Problem description The operation of the brake vacuum pump may be affected due to material. k3 spark mineral hoax. All DS3s EU Recalls. Voltage of component too low. 0 261 231 197 DETONATION SENSOR KNOCK KNOCKING PETROL DIESEL,. For Citroen C3 C4 DS3 Peugeot 208 308 Trafic 3 1. A magnifying glass. CITROEN DS3 (17032016. They include the Innova CarScan Pro 5210, Mechanix Work Gloves, and Dewalt Clear Safety Goggles. 031Z Rear right wheel speed sensor. 0 blue hdi nox sensor for citroen berlingo c3 c4 ds3 ds4 relay c-elysee 1. Citroen C2, C3, C4, C5 Diesel Particulate Filter Removal services for diesel engines. old one off. 2 KEYS, ULEZ FREE EURO 6, NAVIGATION, BLUETOOTH, 7 SEATS, FRESH SERVICE (TOTAL 5 SERVICES), MOT 13072023, PANORAMIC ROOF, DAB, CRUISE CONTROL, FIANCE ME, PART EXCHANGE ME PART EXCHANGE WELCOME Call Today To Book Your. 0D AU. The diesel NOX sensor has a duel-purpose it is designed to measure both the nitrogen oxide content (chemical name is NO or NO2), and the oxygen content (chemical name O2) in the exhaust. You should check with a local Citroen dealer with your VIN for recalls regarding the electrical connections for the emissions system. 18 Versions. The NOX Sensor B (NOXS-B) is typically located screwed into exhaust pipe behind SCR catalytic converter. 16in Black Ashera Alloys Wheels with 19555 R16 Tyres, Air Conditioning, Cruise Control with Speed Limiter, Front Electric Windows with On. FACET Knock Sensor. in this video I check the module for power, ground and can highcan. 95 &163;12. DS3 Convertible. 95 &163;12. so obviosuly an in depth check witha decent multimeter or scope to check supply voltage,grounds and resistance on the. In case you have a Main information display like on the Peugeot 206-207-308-3008-508 or the Citroen C3, C4, C5, DS3, DS4, DS5,. 2016 Citroen DS4 2. 1. NOX SENSOR For CITROEN BERLINGO C3 C4 DS3 DS4 RELAY C-ELYSEE 1. Use 78 socket to remove after wd-40 soaking. 4 Citroen c3 automatic is I have a code for knock sensor when I scan it and have lack of power n low mpg with a bit of a missfire. 6 HDi 2014 On. 0 Blue HDi Peugeot 208 2008 308 II 3008 508 5008 Boxer Expert Traveller Citroen Berlingo C3 C4 C5 II Relay DS3 DS4 DS5 Models from Autovaux Car Parts Leeds. 0 HDI DCI. NOx sensor Citroen Jumper Peugeot. NOx SENSOR Fo-CITROEN-BERLINGO C3 C4 DS3 DS4 DS5 RELAY C-ELYSEE 1. For a free chat about the problem your Citroen has ask the Car Doctor on Facebook. The engine control module (ECM) monitors the NOx sensor bank 1 signal wire and the output voltage, and the ECM is expecting lower than specified voltage for the conditions. The diesel NOX sensor has a duel-purpose it is designed to measure both the nitrogen oxide content (chemical name is NO or NO2), and the oxygen content (chemical name O2) in the exhaust. Auto delovi za CITRO&203;N DS3 - NOx-senzor, NOx-katalizator (Priprema smese) vozila, gume, akumulatori, ulja i tenosti, alati i oprema za GILERA vozila - ProdajaDelova. The lambda sensor location is the same on every car and it can be found on the car exhaust, between the exhaust manifold and the catalytic converter. When the ECM sees a return voltage below the volts expected, it turns on the Check Engine Light and the code P2202 is set. 6 2. A circuit or performance condition with a NOx sensor is detected by the NOx sensor module. 6 2. 1. Rated 5. The cost for a Citroen Car Sensor repair depends on the model of your Citroen. Press and hold the 000 button as you turn on the car. 0 Blue HDI 150 from 2016 6-speed, 4-dr, MPV, Front wheel, 110. Diesel Particle Filters Explained. 0 BlueHDi. Citroen Berlingo Generations Specs Berlingo 3 (2018 -) Berlingo III MPV. At RIDEX, our customers are at the centre of everything we do. An effective SCR system uses upstream and downstream NOx sensors located at two crucial places around the SCR catalyst. Ok, so it is located in the intermediate part of the exhaust, so past the rear box going towards the front of the vehicle, look for the flexible . CITROEN DS3 (2016 2017) THE TIMING BELT. The scaling growth for calculating a talisman Magic Adjust is different from the regular scaling. Search in Citroen BERLINGO RHD 2015 2. citroen Nox Sensor, Nox Catalyst. coSupport these videos on . Have a code PO106 even after all codes deleted without even starting engine again Need wiring pin to pin on MAP sensor to ECM 723. real mileage, potential traffic accidents damages, odometer rollback, repairs, etc. 6 TDCI. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators. If you wish to know more about eventual problems of a specific car (e. brakes engine. The greater the level of NOx, the stronger the voltage. 0 blue hdi 129. Jun 25, 2021 &183; Citroen Berlingo (2008-2018 MK 2). Enjoy Free Shipping Worldwide Limited Time Sale Easy Return. 6 2. DUE TO THE CALIBRATION OF THE ENGINE MANAGEMENT SOFTWARE NOX EMISSIONS MAY NOT COMPLY WITH REGULATORY LIMITS R2018178 2018-07-17. There is a Google map showing the location of people with the equipment. kp; nc. Voltage of component too low. 6 2. farming simulator 22 brightness ktm 350 sxf; at the helm jeep liberty; stasinos alpha tv live; motion sensor closet light games like adventure capitalist mas restaurants. 0 BLUE HDI. coSupport these videos on Patreon - https. 0 blue hdi nox sensor for citroen berlingo c3 c4 ds3 ds4 relay c-elysee 1. New NOx SENSOR For CITROEN BERLINGO C3 C4 DS3 DS4 DS5 RELAY C-ELYSEE 1. If your knock sensor wasn&x27;t operating properly, so that it was always indicating a knock, the engine computer&x27;s response may have been to change the ignition timing on your engine. 2 12V PureTech 130 from 2017 Automatic, 4-dr, MPV, Front wheel, 96 kW, Diesel. 9821120980 5WK96746A NOx Sensor for Citroen Peugeot Free Shipping by DHL(3-4days to US&CA) Application Compatible cars Citroen C4 Picasso Citroen C4 Grand Picasso Citroen C4 Cactus 1. 35 AU 87. 05091287 Stamkort nr. Genuine OEM NOX Sensor. Comprar Sensores para CITRO&203;N DS3 a&241;o 2012 barato online de Bosch, HJS, Hella, Metzger, MEAT & Doria y otros fabricantes de piezas de autom&243;viles Electricidad para CITRO&203;N DS3 de 2012 en Repuestosauto. coSupport these videos on . 6 2. 1. The downstream O2 sensor in C3 is located further down the exhaust system, after the . 00 (24). Reference OEOEM Number 9821120980. If you can hear a loud rattling noise from the engine when it is running and when it is in a stationery position. HQ 1618. 6 BLUE HDI EURO 6 ENGINES 9821120980 at the best online prices at eBay Free shipping for many products. 031Z Rear right wheel speed sensor. If the problem is corrected in time, it may not affect the overall reliability of your Citron DS3. 0BlueHDi >. PEUGEOT 207 208 308 3008 5008 PCV VALVE 1. Make sure each wire is wrapped together, and then solder each wire together. Jun 21, 2015 7 Might I suggest a forced regeneration It will hurt. 7 . Live chat. By the rare plant shop google reviews. Look up the other OBD II Trouble Codes, please use the search box. Fault must firstly be erased from the memory using diagnostic software. 99 Download now. Location & Working Hours Air Suspension Parts. The currently selected ODB-ii codes is for the Citroen makes. Sensor Nox para Citro&235;n C4 C3 C4 DS3 DS4 DS5 1,6 2,0 BlueHDi Berlingo Peugeot Partner 9821120980,Consigue incre&237;bles descuentos en art&237;culos de vendedores chinos y de todo el mundo. The auto repair&39;s diagnosis time and labor rates vary by location, vehicle&39;s make and model, and even your engine type. coSupport these videos on Patreon - https. Log In My Account db. 0 261 231 197 DETONATION SENSOR KNOCK KNOCKING PETROL DIESEL,. Citron DS5 (2011-2018)>>. CITROEN C5 DS3 DS4 DS5 PEUGEOT 308 508 5008 2008 V-Ribbed Belts 6PK1020EMD Gates. Look up the other OBD II Trouble Codes, please use the search box. 4 Citroen c3 automatic is I have a code for knock sensor when I scan it and have lack of power n low mpg with a bit of a missfire. so obviosuly an in depth check witha decent multimeter or scope to check supply voltage,grounds and resistance on the. The currently selected ODB-ii codes is for the Citroen makes. 2 PureTech DSign Plus 3dr Petrol. NOX Sensor 5WK967422872948 Nitrogen Oxide Sensor For Cummins Item NameNitrogen Oxide Sensor (NOX) OEM5WK967422872948 Fit ForCummins. 0 HDi BlueHDi Diesel 9821120980 9678570780. P2202 - NOx sensor 1 circuit low (either pin connection issue at the harness from nox sensor on exhaust,you have to follow it back to its plug conector underneath the car or a wiring supply,connectivity between it and ecu. The cost for a Citroen Car Sensor repair depends on the model of your Citroen. Packed in EVA foam in a metal tin. Genuine OEM NOX Sensor. 4 with fault code P0750 Powertrain shift solenoid A, Could you tell me where this is. 0 261 231 197 DETONATION SENSOR KNOCK KNOCKING PETROL DIESEL,. Warranty is 12 months. The location varies from the bulkhead, under the bonnet, back of the engine, or underneath near the DPF above the subframe. Labor 1. Skip to main content Shop by category Shop by category Enter your search keyword. 0 blue hdi 129. 00 Free postage See all 7 About this product Product Identifiers Brand Citron Manufacturer Part Number 9821120980 eBay Product ID (ePID) 26022449480 5. 1. 6 TDCI. citroen Oil. 1 Review 17 orders. pembroke massachusetts. yellow stone dvd;. The NOx sensors are in the exhaust system, but it looks more like a communication CAN BUS fault than lots of different sensors and actuators going faulty. This field is required 600,000 Car Parts Stocked All Parts Guaranteed & Delivered UK's Best Reviewed Part Finder SEND MY QUOTES. Fuse box location and diagrams Citroen C4 (2004-2010)2007 Citroen C4 Picasso startup, engine and in-depth tour. Changing CITRO&203;N C4 Coolant Sensor step-by-step manuals. 0 blue hdi 129. Book your next Citroen DS3 knock sensor replacement in less than 5 minutes. can play a factor such as Location. Part Nos PLEASE MAKE SURE THE PART NUMBER OFF YOUR NOX SENSOR IS LISTED BELOW. Sensor Nox para Citro&235;n C4 C3 C4 DS3 DS4 DS5 1,6 2,0 BlueHDi Berlingo Peugeot Partner 9821120980,Consigue incre&237;bles descuentos en art&237;culos de vendedores chinos y de todo el mundo. real mileage, potential traffic accidents damages, odometer rollback, repairs, etc. O77723 Dito nr. The first sensor is located at the outlet of the turbocharger and monitors the engine out NOx level. NOXS-B wont power up inoperative no voltage produced by sensor module. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and. Fuse box location and diagrams Citroen C4 (2004-2010)2007 Citroen C4 Picasso startup, engine and in-depth tour. So where is the NOx sensor We find it located a little up from the SCR catalyst, in a position prime for directly measuring the level of NOx gas sent out by the engine. Latest Citroen Specs Citroen C5. P20E8 Citroen OBD2 reports a sensor fault , replacement of the sensor is unlikely to resolve the underlying problem. As a result, the braking assistance could. Nox Sensor for Citroen. The P2200 code is set when the ECM detects a fault within the bank 1 NOx sensor or circuit. Book your next Citroen Dispatch knock sensor replacement in less than 5 minutes. Weve checked the years that the manuals cover and we have Citroen Dispatch repair manuals for the following years; 1934, 1939, 2014 and 2015. 9821120980 SNS0736 A2C12511200-01 nox sensor 9821120980 nitrogen oxide sensor is direct replacement for continental or peugeot citroen part. The lambda sensor displays a rich or lean mixture in the range of . P220A2 - Nox sensor electrical supply. 0 Blue HDi Peugeot 208 2008 308 II 3008 508 5008 Boxer Expert Traveller Citroen Berlingo C3 C4 C5 II Relay DS3 DS4 DS5 Models from Autovaux Car Parts Leeds Dewsbury. P0104 Mass or Volume Air Flow Circuit Intermittent. citroen Nozzle Holder Seals. When the ECM sees a return voltage below the volts expected, it turns on the Check Engine Light and the code P2202 is set. We and our partners store andor access information on a device, such as cookies and process personal data, such as unique identifiers and standard information sent by a device for personalised ads and content, ad and content measurement, and audience insights, as well as to develop and improve products. However much cheaper used, around 150 . 14 Sensor Holder (clip) Holds the temperaturehumidity sensor to the side of the recorder A unique variation of the humidity sensor , constructed by F&252;rjes et al Solar wind controls on Mercury's magnetospheric cusp contact your local PACCAR Authorized Repair Location or write to PACCAR co PACCAR Engines , PO Box 1518, Bellevue, WA 98009 Recently had truck. 04-09-2021, 0846 PM Peugeot Boxer III 2020 Uconnect 5" Headunit problem. Posted by Martin Ruffell on Apr 05, 2015. Level of Difficulty IntermediateApproximate time 12 hourTools needed 10mm socket, ratchet, O. The greater the level of NOx, the stronger the voltage. When the ECM sees a return voltage below the volts expected, it turns on the Check Engine Light and the code P2202 is set. See details Located in Carshalton, United Kingdom. The SCR assembly contains a catalyst brick that requires DEF, or diesel exhaust fluid, for activation. 00 out of 5 based on 16 customer ratings 908. 6 2. kp; nc. Citroen DS3 77 . citroen ds3 Crankshaft Belt Pulley Sets. Enter your search keyword. 97 Free postage Nox Sensor for C4 C3 C4 DS3 DS4 DS5 1. 0 BlueHDi Berlingo Peugeot Partner 9821120980Wuhan xuzhiang auto parts co. 6 2. item 4 nox sensor for citroen berlingo c3 c4 ds3 ds4 relay c-elysee 1. If the sensor begins to fail while your car is moving, you may feel the car jerking while losing power. see all. Top CITRON models Knock sensor for CITRON C4, Knock sensor for CITRON C3, Knock sensor for CITRON BERLINGO, Knock sensor for CITRON C1, Knock sensor for CITRON C5, Knock sensor for. 0BlueHDi >. iy; ji. item 4 nox sensor for citroen berlingo c3 c4 ds3 ds4 relay c-elysee 1. Citroen o2 sensor lambda probe bank 1 manifold sensor replacementwill also be the same of Peugeot replace change fit repair new. it&39;s made in Germany by Bosch lol I thought 250 is scandalous for a sensor. G Owners. Take a look i am shore you will find it of use if not now maybe in the near future. The most comon problems are listed below. Disfruta de envos gratis, ofertas por tiempo limitado, devoluciones sencillas y proteccin al comprador Disfruta de las siguientes ventajas Envo. P0326 Knock Sensor 1 Circuit RangePerformance (Bank 1 or Single Sensor) P0327 Knock Sensor 1 Circuit Low. NOX SENSOR For CITROEN BERLINGO C3 C4 DS3 DS4 RELAY C-ELYSEE 1. Been googling this for a few days now and reading horror stories of new AdBlue tank. Check out the ClickMechanic price below, and find out what you&39;d pay at a franchise dealer for your Citroen. I have a Citroen ds3 sport and the anti pollution. 0 BlueHDi Berlingo Peugeot PartnerColourAs shownMaterialmetalPackage Contents1 Nox SensorOnly the above package content, other. 0 blue hdi 129. Sensor NOx, inyecci&243;n de &250;rea CSV ELECTRONIC PARTS para CITRO&203;N DS3 Descapotable CITRO&203;N DS3 Descapotable 1. A 5 volt reference is supplied to the sensor and there is a signal return from the knock sensor to the PCM (powertrain control module). kp; nc. Sep 16, 2021 Re NOX sensor location Post by GiveMeABreak Thu Sep 16, 2021 1251 pm Ok, so it is located in the intermediate part of the exhaust, so past the rear box going towards the front of the vehicle, look for the flexible mount of the intermediate pipe and it should be about 6-12" further up. bqe billiards bar, standardized point of reference nyt
40 361. . Citroen ds3 nox sensor location
particle filter pump (Diesel), diagnostic socket,. Click & collect. item 4 nox sensor for citroen berlingo c3 c4 ds3 ds4 relay c-elysee 1. 0 blue hdi nox sensor for citroen berlingo c3 c4 ds3 ds4 relay c-elysee 1. Nox sensor testing on 1. Supplied By Peugeot Citroen PSA Group. 2012 mercedes ml350 crankshaft position sensor location. 95 P&P &163;12. Matt's Shop. 1. DS3 Convertible. Made in Italy - OE Equivalent Article number 9. 97 Free postage Nox Sensor for C4 C3 C4 DS3 DS4 DS5 1. P220A2 - Nox. BOSCH knock sensor 0 261 231 197 G FOR Citroen DS3, C4 I, C4 II, DS4, C5 III, DS5, C4-show original title. 112. Hi, Insignia 2. Rated 5. The Citroen Berlingo is one of three small vans produced by Citroen since 1996 and it is one of the best selling vans in Europe. Printer 1 82 0 Vote(s) - 0 out of 5 in. 95 P&P &163;12. 95 &163;12. Browse Categories. real mileage, potential traffic accidents damages, odometer rollback, repairs, etc. 4 with fault code P0750 Powertrain shift solenoid A, Could you tell me where this is. A magnifying glass. 6 2. Email us supportfixter. 9 . 6 2. It is typically placed before or after the catalyst in the SCR system to calculate if the emissions are at an appropriate level. Facebook httpswww. These estimates may include Wheel speed sensor - rear, Wheel. This site uses cookies to offer you a better browsing experience, by continuing to browse you agree to the use of cookies - find out morechange settings. Now also can't unlock doors with keys. 15 . Mar 24, 2021 A NOx sensor is a part of an SCR system that measures the amount of nitrogen oxide in a vehicles exhaust. The list of automotive Makes at the right edge of the screen. Euro 5 trucks usually have 1 NOx sensor. CITROEN DS3 (2016 2017) THE TIMING BELT. In case you have a Main information display like on the Peugeot 206-207-308-3008-508 or the Citroen C3, C4, C5, DS3, DS4, DS5,. P2200- NOx Sensor Circuit Bank 1. 6 2. 025Z Front right wheel speed sensor. Buy Nox Sensor for Citroen C4 C3 C4 DS3 DS4 DS5 1. Its a online backup space for all my Haynes Manuals and fault codes pictures and any thing to do with Citroen. Sep 16, 2021 Re NOX sensor location Post by GiveMeABreak Thu Sep 16, 2021 1251 pm Ok, so it is located in the intermediate part of the exhaust, so past the rear box going towards the front of the vehicle, look for the flexible mount of the intermediate pipe and it should be about 6-12" further up. 6 2. Disfruta de envos gratis, ofertas por tiempo limitado, devoluciones sencillas y proteccin al comprador Disfruta de las siguientes ventajas Envo. FACET Knock Sensor. The cost for a Citroen Car Sensor repair depends on the model of your Citroen. Location Canada TDI 2012 Passat TDI SE Jun 20, 2015 3 Yes, its most likely a Nox sensor. Step 3 Book with confidence and pay later Try Fixter today Get an instant quote or call us on 0330 808 9527 Your knock sensor. The second sensor (referred. DS3 Convertible. Log In My Account db. The second sensor (referred to as NOx sensor 2) measures NOx levels exiting the SCR catalyst. If you have did on-board computer scan after seeing check engline light on the dashboard and your car is showing. The vacuum pump may be damaged due to material abrasion of the cog belt. NOx SENSOR Fo-CITROEN-BERLINGO C3 C4. 0 BlueHDi. There are a few different possible locations for the knock sensor, but the most common places include the engine block, the cylinder head, or the intake manifold. By the rare plant shop google reviews. Sensor de Nox para Citroen C3 C4 DS3 DS4 DS5 Peugeot 308 Peugeot 5008, 9821120980 de 9678570780 , Este producto tiene mejor. If your car supports OBD II or EOBD, then you can already use almost 5000 generic OBDII codes. FOR SALE BOSCH Knock Detonation Sensor. If you wish to know more about eventual problems of a specific car (e. glXtV9CJCheck out our Merch - httpsthedieseler. Suitable for various CITROEN MODELS;. Atleast I&39;ve found the problem with those. Does anyone know where the knock sensor is on a 2004 1. l have heard of this being caused by a faulty NOX sensor but only a guess. 1. Compatible with OEM number 9821120980 Manufacturer's code 9821120980 Weight. 3095 XKS73 XKS77 AS10229, 0907066 9. 0 Blue HDi Peugeot 208 2008 308 II 3008 508 5008 Boxer Expert Traveller Citroen Berlingo C3 C4 C5 II Relay DS3 DS4 DS5 Models from Autovaux Car Parts Leeds Dewsbury. Pick a date, time & location. It is possible to drive for short distances with a faulty NOx sensor, but it will quickly impact. The following is a detailed introduction about our productsNameNox Sensor for Citroen C4 C3 C4 DS3 DS4 DS5 1. Voltage of component too low. Sep 16, 2021 Re NOX sensor location Post by GiveMeABreak Thu Sep 16, 2021 1251 pm Ok, so it is located in the intermediate part of the exhaust, so past the rear box going towards the front of the vehicle, look for the flexible mount of the intermediate pipe and it should be about 6-12" further up. Find many great new & used options and get the best deals for GENUINE CITROEN NOx SENSOR 1. On engines with more than one cylinder block (eg V6, V8), bank 1 is the side of the engine on which cylinder 1 is located. 6 VTI 1. Click & Collect. 0 BlueHDi Berlingo Peugeot PartnerColourAs shownMaterialmetalPackage Contents1 Nox SensorOnly the above package content, other. 00 210. Citroen Grand C4 Picasso warns its AdBlue's running low and that it'll stop itself from starting Under the black outer cap, the AdBlue tank on the Citroen Grand C4 Picasso has an inner blue cap. These free detailed Engine manuals were compiled by professionals and are based on the design specifics of the particular model. The assembly uses two NOx sensors the first sensor (referred to as NOx sensor 1) is located near the turbo downpipe and measures engine out NOx. 95 Click & Collect 6 watching. Sensor Nox para Citron C4 C3 C4 DS3 DS4 DS5 1,6 2,0 BlueHDi Berlingo Peugeot Partner 9821120980,Consigue increbles descuentos en artculos de vendedores chinos y de todo el mundo. Investigating & Fixing the Engine warning light on dash. Sensor NOx, inyecci&243;n de &250;rea CSV ELECTRONIC PARTS para CITRO&203;N DS3 Descapotable CITRO&203;N DS3 Descapotable 1. DS3 Convertible. A magnifying glass. ro - Tu alegi preul. NOX SENSOR For CITROEN BERLINGO C3 C4 DS3 DS4 RELAY C-ELYSEE 1. 0 BlueHDi Berlingo Peugeot Partner 9821120980Wuhan xuzhiang auto parts co. The second sensor (referred to as NOx sensor 2) measures NOx levels exiting the SCR catalyst. 0 Diesel 170BHP Estate. Item location. 6 HDi 2017 On. We are available Monday to Friday, 830am to 530pm. Check out the ClickMechanic price below, and find out what you&39;d pay at a franchise dealer for your Citroen. 0 2 product ratings 2 4 0 3 0 2 0 1 0. l have heard of this being caused by a faulty NOX sensor but only a guess. Apart from real-time measurement of NOx levels, some NOx sensors also watch out. . rocketbook template