L5p nox sensor

2017 L5P Duramax Code P026D. For those folks who may have the check engine light come on and the following code comes up: P026D, I want to let you know that, for me, it was the MAP sensor being dirty. It has happened twice in the last few months, and I have been able to clear the code by cleaning the sensor.

Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain Spare NOX sensor? Jump ... When I took my truck in for the Nox sensor CEL, the diesel tech ...The U029E code is related to the reductant system in an automobile. The system uses two NOx sensors to monitor the amount of NOx in the engine’s exhaust gas. The second NOx sensor is located between the SCR and the DPF and monitors NOx levels downstream of the SCR. The ECM sets a DTC when a serial data message is received from the NOx sensor ...Dec 15, 2021 ... I'm not sure if it would be worth a try but I have seen some aftermarket chicom sensors on eBay. When I saw them I was wondering how long it ...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. The second sensor (referred to as NOx sensor 2) measures NOx levels exiting the SCR catalyst. The SCR assembly contains a catalyst brick that requires DEF, or diesel exhaust fluid, for activation.P0191 fuel rail sensor. Alright guys, I've had this engine code for awhile, and never thought it was anything, CTS says the pressure was fine until recently. The light only comes on when at idle, and the fuel pressure goes from 4.4k to 5.0k at idle. It's audible too, the engine goes from 640rmp to about 660 so I'm think it's the regulator.L5P DEF Injector and NOX Sensors. Hello, I have a stock 2018 L5P 140k miles and am getting code P20EE. I have replaced both nox sensors and def injector with no change in nox performance, reset sensors with snap on scanner. At highway speeds nox1 is usually around 200-300ppm and nox 2 is almost always higher, rarely even with 1 and sometimes as ...Aug 30, 2021 ... 2016 Cascadia DD15 Nox sensor issue spn 3238 fmi 2! After treatment problem! · 2017 Duramax 6.6 L5P Nox Sensor Replacement · 2012 Cascadia ...Apr 8, 2021 · 2021 Chevy 3500 6.6 Duramax. 3900+ miles DEF Sensor engine code. Dealer had for over a week. 13000 miles NoX Sensor issue, have taken to dealer 3 times and still no fix. 1st time dealer had 1 week ...

NEW 2020-2022 L5P Duramax DPF Front Upstream NOx Sensor part number 12708005, 12695881. This part features a one year warranty.PIP5453A 2017 6.6L Duramax (RPO L5P) NOx Sensor Parts Restriction Has Ended Models Brand: Model: Model Years: VIN: Engine: Transmissions: from to Chevrolet Silverado 2017 All All 6.6 L5P All GMC Sierra 2017 All All 6.6 L5P All Involved Region or Country North America Additional Options (RPO) 6.6 L5P ConditionNov 26, 2021 · Look for for egt sensors to read egt 1 = 700, egt 2 = 1000-1200, egt 3 = 1000-1200, egt 4 = 1000. Those are approximate values. This will tell you that your SCR gets hot enough to help reduce NoX and the 9th indirect injector is working. It will also help burn out any DEF that may have already saturated the sensor. 2021 Chevy 3500 6.6 Duramax. 3900+ miles DEF Sensor engine code. Dealer had for over a week. 13000 miles NoX Sensor issue, have taken to dealer 3 times and still no fix. 1st time dealer had 1 week ...NEW 2020-2022 L5P Duramax DPF Front Upstream NOx Sensor part number 12708005, 12695881. This part features a one year warranty.• B136 Exhaust Particulate Matter Sensor (L5P) ... Said he looked at a wiring diagram and found the wire leads from the fuel pump driver module thru a couple of the nox sensors and finally thru the turbocharger vane position sensor and then to the fuse box under the hood where it gets fed by a relay.. He said he unlatched the fuse box and … Procedure to reset NOx learns: 1. Document any codes that are in the ECM. 2. Clear the codes in the ECM 3. Using GDS2, perform a NOx sensor 1 reset and a NOx sensor 2 reset. 4. Perform a Reductant System Malfunction Warning Service Bay test. • If the test passes, there is a high likelihood that the NOx sensors learned incorrectly in the new ... NOx Sensor Performance - Sensing Element Bank 1 Sensor 1, Performance or Incorrect Operation P220E-93 NOx Sensor Heater Control Circuit Range/Performance (Bank 1 Sensor 1), No operation P2200-13 NOx Sensor Bank 1 Sensor 1, Circuit Open P2203-00 NOx Sensor Circuit High Bank 1 Sensor 1 P2205-13 NOx Sensor Gas Outlet Open …

LML NOx Sensor, Downstream (2011-2014) NOx Sensor, Position 2, Downstream. Fits 2011-2014 Silverado/Sierra 2500HD/3500HD LML. Part# DMAX-1388. OEM Replacement Downstream (Position 2) NOx sensor. This NOx sensor is located in the exhaust system. GM Replacement Part#12671388.The block for the sensor at the back/top of the motor is on the LHS of the firewall. The block for the DPF sensor is frame mounted. They are about $380 each (in Canada). If you've still got warranty, u you might as well use it. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04.5 LLY.#1 · Dec 18, 2021 (Edited) Hi guys, the check engine light appeared on my truck panel and I used the scanner and it showed this. Also I bought an original NOX sensor, I erased the code and replaced it but the problem continues. Someone with the same problem?, any answers will be appreciated. Thank you. 1. 2018 Chevy Silverado 2500 HD L5P.GM OEM L5P Nitrogen Oxide Sensor (NOx SENSOR) (Upstream) (2018-2019) (0) Reviews: Write first review. SKU: 12718742. Fits: 2018-2019 GM/Duramax Pricing: $194.63. Qty: Add to Cart Add to Wishlist. Item Inquiry Tell a Friend. Description; Details; Shipping; Reviews; Description.Ask the Diesel Experts. Email Us Get answers from the pros. 920-361-7700 Mon-Fri: 8am - 5pm (CST) Sat-Sun: Closed. Fits: 2020-2023 GM/Duramax.

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L5P NOx Sensor, Upstream (2018-2019) Part# DMAX-8742. $255.42. - +. Add to Cart. WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov. NOx Sensor, …2017 L5P Duramax Code P026D. Jump to Latest Follow 41 - 60 of 68 Posts. 1 3 of 4 Go to page. Go. 4. M. Mmecsics · Registered. 2021 Denali HD ... Im with ya bud, 18 GMC with constant CEL and now the dreaded P289 code which is DEF quality, or a NOX sensor or some other unknown. Ive read where dealers throw a NOX sensor at it and …The P30B5 fault code in automobiles indicates a problem with the NOx Sensor 2, which can cause the engine light to turn on. The possible causes of this issue include a faulty NOx Sensor 2, an open or shorted NOx Sensor 2 harness, or a poor electrical connection in the NOx Sensor 2 circuit. To fix this problem, one should visually inspect the ...Dec 8, 2023 · NOx Sensor 1 and Sensor 2: Functions and Differences. The NOx sensor 1, positioned upstream of the diesel particulate filter (DPF), monitors the amount of nitrogen oxide in the exhaust gas directly after it is produced during combustion. This sensor plays a pivotal role in adjusting engine settings to control NOx output.

The NOX sensor measures both O2 and NOX. I started to monitor the NOX-1 sensor on my Banks iDash and saw that that is was taking a long time to turn on and then the readings were highly variable. The dealership tested it and found it was taking up to 20 minutes to turn on. They said it has an internal heater that was "open" and not turning on.Diesel Particulate Filters DPF, Diesel Oxidation Catalysts DOC, Selective Catalytic Reduction SCR - Emission Sensors: NOX, EGT, O2, Particulate Matter, Pressure - Nitrous Oxide (NOx) Sensors; Chevy/GMC Duramax Parts - 2017+ Chevy/GMC Duramax L5P 6.6L Parts - Diesel Particulate Filters, DOCs, SCRs | 2017+ Chevy/GMC Duramax L5P 6.6L2017 L5P Duramax Code P026D. For those folks who may have the check engine light come on and the following code comes up: P026D, I want to let you know that, for me, it was the MAP sensor being dirty. It has happened twice in the last few months, and I have been able to clear the code by cleaning the sensor.Nov 3, 2017 ... 2017 Duramax 6.6 L5P Nox Sensor Replacement. Drews Shop Life•14K ... How to fix a NOX Sensor DIY for $10 on any diesel engine without ...Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor Compatible with Ram 2500 3500 4500 5500 6.7 2013-2018 Cummins 6.7L Replace# 904-6030 dummy ACDelco GM Original Equipment 12680215 Nitrogen Oxide SensorL5P DEF Injector and NOX Sensors. Hello, I have a stock 2018 L5P 140k miles and am getting code P20EE. I have replaced both nox sensors and def injector with no change in nox performance, reset sensors with snap on scanner. At highway speeds nox1 is usually around 200-300ppm and nox 2 is almost always higher, rarely even with …Nox Player is a powerful Android emulator that has been making waves in the gaming community. With its impressive set of features and user-friendly interface, Nox Player has become...2017 L5P nOX sensor removal. position 2. I'm at a loss. I have been trying for hours to remove this sensor. It wont budge. Seems to be some temp sensors right next to the sensor. Working around those sensors. Any help or reference to a video on how to get it removed would be great. 0. 1 Share.

Aug 16, 2023 · Replacing the rear nox sensor on a 2017 chevy silverado 2500 6.6 l5p duramax turbo diesel.

coyote99. 48 posts · Joined 2022. #3 · Oct 16, 2022. see my post here, dont think EGT sensors will help. P20EE P249D Service emissions system solved | Chevy and GMC Duramax Diesel Forum (duramaxforum.com) 2018 CCSB Denali 3500, iDash w/ Pedal Monster, Fleece Fuel filter adapter. 2015 ECB SLT 3500 - traded, 2011 CCSB SLT 3500 - traded.22 posts · Joined 2020. #5 · Mar 16, 2021. After about a 45 minute wait in hold I did get through to a tech at Edge. He acted as surprised as I am to find out that the CTS3 does not have a PID that will display the NOx sensors’ values. This is a serious fail. OBD Fusion will show them and it is only costs a few bucks.coyote99. 48 posts · Joined 2022. #3 · Oct 16, 2022. see my post here, dont think EGT sensors will help. P20EE P249D Service emissions system solved | Chevy and GMC Duramax Diesel Forum (duramaxforum.com) 2018 CCSB Denali 3500, iDash w/ Pedal Monster, Fleece Fuel filter adapter. 2015 ECB SLT 3500 - traded, 2011 CCSB SLT 3500 - traded.coyote99. 48 posts · Joined 2022. #3 · Oct 16, 2022. see my post here, dont think EGT sensors will help. P20EE P249D Service emissions system solved | Chevy and GMC Duramax Diesel Forum (duramaxforum.com) 2018 CCSB Denali 3500, iDash w/ Pedal Monster, Fleece Fuel filter adapter. 2015 ECB SLT 3500 - traded, 2011 CCSB SLT 3500 - traded.Chevrolet Silverado 2017 All 6.6 L5P N/A GMC Sierra 2017 All 6.6 L5P N/A Involved Region or Country North America Additional RPO/s: 6.6 L5P Condition As part of our ongoing quality improvement efforts the 2017 6.6L Duramax Diesel NOX1 Sensor (Part Number 12676705) and NOX2 (Part Number 12676706) have been placed on a parts restriction …2017 L5P nOX sensor removal. position 2. I'm at a loss. I have been trying for hours to remove this sensor. It wont budge. Seems to be some temp sensors right next to the sensor. Working around those sensors. Any help or reference to a video on how to get it removed would be great. 0. 1 Share. NEW 2017 L5P Duramax DPF Front Upstream NOx Sensor part number 12673516, 12676705, 12718675. This part features a one year warranty. Mar 30, 2021 · I highly highly highly suggest cleaning your TMAP sensor as a part of your preventative maintenance program. My '18 has 18,300 on it and I was getting codes P0106 for "manifold absolute pressure" followed shortly there after by an unclearable P00C7. L5P TMAP sensor is both temp and pressure.

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NEW 2020-2022 L5P Duramax DPF Front Upstream NOx Sensor part number 12708005, 12695881. This part features a one year warranty. NOx Sensor, Position 1, Upstream Fits 2018-2019 Silverado/Sierra 2500HD/3500HD L5P Part# DMAX-8742 Replaces GM Part# 12680215 / 12718742 *Contact us for current lead times* OEM Replacement Upstream(Position 1) NOx sensor. This NOx sensor is located upstream in the downpipe. GM Replacement Part#12680215 or 12718742 Note Duramax is a V8 diesel engine and mounts on Chevy Silverado and GMC Sierra. P20EE Code Duramax is a diagnostic code that appears on the OBD II scanners due to a broken NOx sensor of the exhaust, contaminated DEF, and incorrect programming. In addition, malfunctioning filters, faulty SCR injectors, low-grade fluids, and failed selective ...I know it’s an old thread, but the L5P in the 2020 is the noisiest, most unpleasant Duramax to date. The thumping, ticking, screeching, and what I’m assuming is injector knock, is almost Unbearable. Been in 3 different 2020’s and besides when mine melted down a dpf, I’ve yet to hear a quieter Dmax from factory.L5P emissions. Contrary to a few who say there hasn't been any issues, there are numerous on other threads. "Check engine light on, again" The threads are just spread out, my fault too for not looking deeper on forum. 2018 Chevy LTZ, 4X4 DblCab SB, Duramax, Graphite Metallic, Leather, BFG LT285/65R18's,nav, Husky floor mats, WeatherTech splash ...NOx sensor 2. measures NOx levels exiting the SCR catalyst. The SCR assembly contains a catalyst brick that requires DEF, or diesel exhaust fluid, for activation. A PCM controlled pump and doser valve are used to meter DEF into the exhaust system upstream of the SCR brick. With the exhaust heat, the DEF will decompose into ammonia and carbon ...Ask the Diesel Experts. Email Us Get answers from the pros. 920-361-7700 Mon-Fri: 8am - 5pm (CST) Sat-Sun: Closed. Fits: 2017-2019 GM/Duramax.L5P Duramax NOX Sensor #1 and codes. Question: Jump to Latest Follow. 10K views 6 replies 4 participants last post by Mikes2019HDDuramax Oct 28, 2023. … ….

Don't forget to Like and Subscribe for more! - https://goo.gl/XtV9CJCheck out our Merch! - https://thedieseler.myteespring.co/O2/NOx Sensor Socket - https://...If you can access codes from the NOXS-B, then the U029E code is either intermittent or a memory code. If unable to access the NOXS-B, then the U029E code that the other modules are setting is active, and the problem is there now. The most common failure is a circuit fault which causes the loss of power or ground to the nox sensor b.NEW L5P Duramax DPF Front Upstream NOx Sensor | 12708005, 12695881 | 2020-2022 GM Duramax 6.6L NEW L5P Duramax DPF Rear Downstream NOx Sensor | 12708006 | 2020-2022 GM Duramax 6.6L 17+ L5P 6.6L Duramax Diesel Particulate Filter (DPF) | 1 Year Warranty | 2017+ GMC / Chevy Duramax L5P 6.6LDescription. GM OEM L5P Exhaust Diesel Particulate Sensor. Replace your diesel particulate sensor with a new genuine GM Part. All Genuine GM parts are covered by …The Dorman 904-6036 Nitrogen Oxide (NOX) Exhaust Sensor (Upstream) will restore proper function to the emissions systems on your 2011-2012 Ram 6.7L Diesel. This NOx sensor has been manufactured to the factory sensor’s specifications to properly restore nitrogen oxide detection and comply with emissions regulations.$230.26. - +. Add to Cart. WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov. NOx Sensor, Position 1, Upstream. Fits 2020-2022 … Ask the Diesel Experts. Email Us Get answers from the pros. 920-361-7700 Mon-Fri: 8am - 5pm (CST) Sat-Sun: Closed. Fits: 2017-2019 GM/Duramax. 63K views 3 years ago. 2018 Silverado position #1 NOX Sensor replacement, code P11DB and code P249D Thank you for watching! If you would like to see exclusive, add free content …NOx Sensor, Position 1, Upstream Fits 2020-2022 Silverado/Sierra 2500HD/3500HD L5P Part# DMAX-8005 Replaces GM Part# 12708005 *Contact us for current lead times* OEM Replacement Upstream(Position 1) NOx sensor. This NOx sensor is located upstream in the downpipe. GM Replacement Part#12708005 Note: Reset procedure requifindthehumorinthings. #2 is easy to find. Look on the outside of the main truck frame on the passenger side about where the truck bed starts. You’ll see a heat sink bolted to the frame with a wire going toward the exhaust. Follow that wire. The heat sink is the NOx heater and the sensor screws into the body toward the back of the DPF. L5p nox sensor, Ask the Diesel Experts. Email Us Get answers from the pros. 920-361-7700 Mon-Fri: 8am - 5pm (CST) Sat-Sun: Closed. Fits: 2018-2019 GM/Duramax., Mar 9, 2019 · 2017 Silverado, L5P w/81K miles. Starting to get code P20EE which suggests a "low catalyst efficiency". I can clear the code with my Edge and drive for a certain number of miles without the code reappearing- but, it eventually returns. I've seen some owners claim the #2 NOx sensor or the DEF injector may be the culprit. , 6.6L V8 L5P VIN: Y: Show More. Click to Enlarge (Read Reviews) Website Reviews Loading Reviews... AC Delco NOx (Nitrogen Oxide) Sensor - Downstream . Part Number: 143869-02573301. Brand: AC Delco. Notes: Nitrogen Oxide (NOx) Sensor -- New; MATING CONNECTOR USE 19367747; IF NEEDING MATING CONNECTOR USE PART …, L5P Exhaust Particulate Sensor (2017-2019) Fits: 2017-2019 Chevy/GMC Silverado/Sierra 2500/3500. Part# 12685369. This GM Original Equipment Diesel Exhaust Particulate Sensor is a GM-recommended replacement. This original equipment sensor will provide the same performance, durability, and service life you expect from General Motors. , Using portable 5 gas for SCR Diagnostics, I replaced NOx sensor # 1 and all seems to be well. FYI the ONLY code to actually make the dash check engine light go on was the p2bad , the other codes must have kept appearing as "pending". I used my Edge CS2 to read, clear, and monitor codes. The p12b6 was and still is concerning but seems to have been resolved with the replacement of NOx ..., NOx Sensor Performance - Sensing Element Bank 1 Sensor 1, Performance or Incorrect Operation P220E-93 NOx Sensor Heater Control Circuit Range/Performance (Bank 1 Sensor 1), No operation P2200-13 NOx Sensor Bank 1 Sensor 1, Circuit Open P2203-00 NOx Sensor Circuit High Bank 1 Sensor 1 P2205-13 NOx Sensor Gas Outlet Open …, L5P emissions. Contrary to a few who say there hasn't been any issues, there are numerous on other threads. "Check engine light on, again" The threads are just spread out, my fault too for not looking deeper on forum. 2018 Chevy LTZ, 4X4 DblCab SB, Duramax, Graphite Metallic, Leather, BFG LT285/65R18's,nav, Husky floor mats, WeatherTech splash ..., L5P NOx Sensor, Upstream (2018-2019) $245.50 Availability: Call for Availability . Add to Wish List WARNING: Cancer and Reproductive Harm - p65warnings.ca.gov. Part#: DMAX-8742: Ask About This Item. Description Reviews. NOx Sensor, Position 1, Upstream., The block for the sensor at the back/top of the motor is on the LHS of the firewall. The block for the DPF sensor is frame mounted. They are about $380 each (in Canada). If you've still got warranty, u you might as well use it. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04.5 LLY., FWIW, NOx sensors monitor the level of NOx in the exhaust, before and after the treatment process that uses the DEF. All of this is downstream of the engine, so driveability is not affected. ... Sold 2021 LM2 Sierra 4x4 crew 6.5 box, 2018 L5P Sierra 4x4 SB, 2011 LML Sierra 4x4 CCSB, 2010 LMM, 2004.5 LLY. Save Share. Like. D. Dmax310 …, GM OEM L5P Nitrogen Oxide Sensor (NOx SENSOR) (Downstream) (2020-2023) (0) Reviews: Write first review. SKU: 12708006. Fits: 2020-2023 GM/Duramax Pricing: $191.00. Qty: Add to Cart Add to Wishlist. Item Inquiry Tell a Friend. Description; Details; Shipping; Reviews; Description. GM OEM Nitrogen Oxide Sensor (NOx SENSOR). Downstream. …, 2010-2015 GMC Savana, Sierra. Equipped with 6.6L DuramaxTM Diesel Engine (RPO LGH and LML) Attention: This bulletin also applies to any of the above models that may be Israel export vehicles. This bulletin has been revised to add the 2015 model year and information. Please discard Corporate Bulletin Number 12-06-04-002B., ACDelco NOx (Nitrogen Oxide) Sensor - 12718742. Part #: 12718742. Line: ACD. Check Vehicle Fit. NOx (Nitrogen Oxide) Sensor Upstream. 2 Year LIMITED WARRANTY. Shop for the best NOx (Nitrogen Oxide) Sensor for your 2018 GMC Sierra 2500 HD, and you can place your order online and pick up for free at your local O'Reilly., L5P FUEL RAIL PRESSURE SENSOR LOCATION. Bodine1479; Jul 17, 2021; 5 32K Jul 30, 2023. by artygarcia93. 1 1 of 4 Go to page. Go. 4. L5P TSB (service bulletins, recalls, updates) 2.2K posts 1.4M views Postings of Tech Service info for any New L5P engine issues. ..., Sep 17, 2019 ... Got my first check engine light at 31k miles. Turns out it was a simple fix and how I cleaned my MAP sensor. Remember to NOT touch your ..., NEW L5P Duramax DPF Front Upstream NOx Sensor | 12708005, 12695881 | 2020-2022 GM Duramax 6.6L NEW L5P Duramax DPF Rear Downstream NOx Sensor | 12708006 | 2020-2022 GM Duramax 6.6L 17+ L5P 6.6L Duramax Diesel Particulate Filter (DPF) | 1 Year Warranty | 2017+ GMC / Chevy Duramax L5P 6.6L, 3002 miles, 1861 of which were pulling a 5th wheel trailer, only used 4.8 gallons of DEF, for an average of 625 MPG. 62% loaded miles. I estimate this is at least a 20% improvement. And, the fuel economy hasn't changed, so the better DEF mileage wasn't because the truck was using less fuel. Makes me wonder how long the NOx sensor was bad, or ..., NEW 2017 L5P Duramax DPF Front Upstream NOx Sensor part number 12673516, 12676705, 12718675. This part features a one year warranty., NEW 2017 L5P Duramax DPF Front Upstream NOx Sensor part number 12673516, 12676705, 12718675. This part features a one year warranty. , 1824 posts · Joined 2020. #5 · Jan 22, 2022. NOX sensor 2. It's going to be bolted to the passenger side frame rail in front of the rear tire.. Square silver box with wires going to the exhaust system.. I have a 2015.5 Chevy 3500 single rear wheels., In This video I go through all the steps to troubleshoot Poor Quality DEF Warning., Jul 11, 2022 · I assume dp is differential pressure sensor. Unsure if programming is needed for that. 2019 3500HD, Cclb, Drw, Deleted and Tuned, Wehrli turbo horn, intake, boost tubes, Banks idash, S&B map spacer, VSE fuel filtration, 5 inch exhaust. The NOX sensor require a relearn/reset. Higher end scan tools have this capability. , Part Numbers: 12642310 & 126542311. Vehicle Fitment: Fits for 2011-2015 Duramax Diesel 6.6L. 2 Pieces 12642310 & 12642311 for GM 2011-2015 Duramax Diesel 6.6L NOX Sensors | eBay. These are unbranded/ I've been runnin the unbranded ones for a couple of months on my 2015 with no issues., 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. The second sensor (referred to as NOx sensor 2) measures NOx levels exiting the SCR catalyst. The SCR assembly contains a catalyst brick that requires DEF, or diesel exhaust fluid, for activation., Jun 2, 2021 · Duramax L5P Engine Problems. MAP Sensor Failure. Allison 1000 Transmission. Fuel Injector Failure (#4 Injector) Finding 3 problems with the L5P was difficult. While these engines are still relatively new, they seem to be extremely reliable so far with very few “common” problems that haven’t been solved or addressed. , Steps for resetting Duramax NOx sensors. Step 1: Turn off the engine. This is crucial to ensure your safety while working on the sensors. Step 2: Disconnect the battery. This will prevent any electrical current from flowing through the sensors while you work on them. Step 3: Locate the NOx sensors., 2011 LML NOx sensor reset procedure. I have a Snap On Solus Ultra scanner 17.2 version. I have replaced the front and rear NOx sensors on a 2011 LML engine and want to do the reset procedure. When in the snap on menu you can start the reset and a couple of graphs come up with engine on but not running. It mentions following the procedure in the ..., #1 · Dec 18, 2021 (Edited) Hi guys, the check engine light appeared on my truck panel and I used the scanner and it showed this. Also I bought an original NOX sensor, I erased the code and replaced it but the problem continues. Someone with the same problem?, any answers will be appreciated. Thank you. 1. 2018 Chevy Silverado 2500 HD L5P., P22FB DTC description is NOx Sensor 1 Performance - Sensing Element. Our electrical engineering team is in the process of extracting info from data logs captured by a group of test pilots in the field. The Duramax L5P has 2 NOx sensors in the exhaust stream. NOx sensor 1 is located right after the turbocharger., Not a single issue until 4/04/2021. 7812 miles, had been driven 150 that day, 20 miles from home, check engine light, derate & shut-down in seconds. Lotsa white smoke. Dealer replaced fuel pump, still no start, no fuel pressure, lift pump working perfectly. Maybe $77,000 isn't enough to get one to 10,000 miles., NEW L5P Duramax DPF Rear Downstream NOx Sensor | 12676706, 12718676, 12673517 | 2017-2019 GM Duramax 6.6L. Item #: 12676706. Price: $299.00. Sale: $199.95. Buy in monthly payments with Affirm on …, 3002 miles, 1861 of which were pulling a 5th wheel trailer, only used 4.8 gallons of DEF, for an average of 625 MPG. 62% loaded miles. I estimate this is at least a 20% improvement. And, the fuel economy hasn't changed, so the better DEF mileage wasn't because the truck was using less fuel. Makes me wonder how long the NOx sensor was …