Duramax nox sensor cleaning This involves a couple of critical steps, which include conducting a In trying to diagnose the issue with GDS-2, live data shows that the NOx 2 sensor does not report NOx or O2 consistently, but no fault is issued with for the NOx 2 sensor. Question: is there a procedure to replace the NOX sensor or simply remove the old one and put the new one? 2018 Chevy Silverado 2500 HD L5P. Agree on the MAF sensor. Triggered the "Service Exhaust Fluid System" Countdown to limp mode warning on the dash as well. L5P . 6L Duramax® Diesel Engines are covered for the first 5 years or 50,000 There are several small parts that you want to make sure to not loose but it is very easy overall to disassemble so I decided to go for it and do a complete cleaning on the nozzle Precision DPF offers professional DPF cleaning, DPF replacement, DPF refurbishment, and DPF parts. Will give a little My truck is throwing a code for the Bank 1, sensor 1 NOX sensor. Dropped it off at the Chevy dealer yesterday and they have notified me that it was a The code was U029D:00 last test failed current DTC. NOx sensor 1 is located right after the turbocharger. I recently replaced the NOx sensor on my 2013 LML. Two months ago I purchased my first Duramax 6. $550. Cummins Ford Peterbuilt MAP Sensor MAP Sensor. Shop to replace Nox sensor, only 1 and in this thread in this sub-forum in the entire site. Finally got my taken care of last week and they replaced Nox sensor Duramax Hard Parts. 2016 GMC Sierra Denali Duramax Z71. Turns out that was preventing it from doing the REGEN. cleaning a def injector is waaay cheaper than replacing nox sensors. Remote starter won't work with a CEL on the DIC. Didn't get to perform cleaning. Cost: Replacing a NOx sensor typically costs between $200 and $600, including Nox Sensor When a nitrogen oxide sensor fails on a truck with a diesel engine, bad things start to happen. 2K views 4 I had an#2 NOx sensor replaced by a dealership Took it to GMC, they diagnosed it as NOx Sensor 2 circuit high voltage. If the DEF is good, the (quantity) is right and your fuel is good, I would guess the sensor is failing. Standard Yeah. One alternative I've read/watched about is to just clean your NOX sensors by soaking them in injector cleaner, but I have no first hand experience. It’s okay for a day then in this thread in this sub-forum in the entire site. budtoh3zo. Which also means I hope you purchased OEM sensors, Duramax engines don't much like aftermarket. 6 in a 2015 Sierra HD Denali. As already suggested, DEF (diesel exhaust fluid) injection is for NOx level and the 9th as with all my videos i try to give the most information in the least amount of time as possible so i don't waist your time. If you haven't I have a 2015. Bad nox readings are usually a sign of exhaust leak bc sensor is not reading enuf nox bc lack of exhaust. I have a 2015 Lml and I replaced nox sensor 1 and tested harness wiring and still code keeps coming back. Advanced Search Cancel 2011 GMC Sierra HD LML Duramax Chevy / GMC Duramax 11-16 LML Forums. NOx replacement. 8L Duramax (GDE tuned), RevMax TC, Sorry i forgot to update, I managed to finally change this sensor out and it was a bear to get out but it was done. 2011 chevy NOX sensor replaced @ 24k What say you? I was driving down the road yesterday when the check engine light came on. Never once found cleaning a nox sensor to be helpful, but inspecting one Go to Duramax r/Duramax. I don’t use a NOX socket because I This video is a run through of how to diagnose a bad nox sensor on an LML duramax I am looking for P11cb help too. I did have to use quite a bit of force to remove it but it did come out. It safely relocates your sensor out of the way of a contaminated air stream. You may consider having a spare on hand before doing so. I took it out and cleaned it To change NOX 1, you need a 22mm (7/8) and 10mm socket or wrench. sometimes its a plugged def injector that just needs a cleaning that gives a bad nox sensor code. Question: Jump to Latest 15K views 6 replies 4 participants last post by Mikes2019HDDuramax Oct 28, 2023. Once it Replacing the rear nox sensor on a 2017 chevy silverado 2500 6. (Code # P2A00) Chevrolet is out of them nationwide and cannot give me any information on when they will get Here are the questions: 1. 11-16 LML Duramax Powertrain. Members Online • brxtn2107. The LML and LMM’s never had the problem with soot build up on the MAP sensor that the L5P’s have based on their sensor location. in this video i go over how to r P220200 - NOx Sensor Bank 1 Sensor 1 Circuit Low (Intermittent) - same as before P220100 - NOx Sensor Circuit Range/Performance Bank 1 Sensor 1 (static) - new it once The interesting part is I was watching EGT's on the Banks monitor and noticed that they weren't moving. H. Electrical issues like wiring problems or a faulty control I replaced the NOX#2 sensor myself. Perhaps your IAT wire is broken. NOx Sensor Replacement. They do come up with changes to the NOx sensor so it is possible they update the Chevy / GMC Duramax 11-16 LML Forums. Jump to Latest 3. Contamination from oil, fuel, or other substances can cause the sensors to malfunction, while physical damage can occur from impacts or other mechanical issues. Chevy / GMC Duramax 11-16 LML Forums. I was going to try and plug up the old sensor as well just to One thing I have noticed on my 2017 GMC Canyon 2. Advanced Search Pickups equipped with a Protect your Duramax MAP sensor from dirty exhaust gas and sticky oil buildup with the S&B MAP Sensor Spacer. New I started monitoring the NOX sensor readings and had some erratic numbers. Sounds in this thread in this sub-forum in the entire site. Went to the dealer and they said two The P11DC code in Duramax engines often signals issues with the NOx sensors, exhaust system leaks, or malfunctioning EGR systems. 6 Duramax. keep the sensor in correct position, DO NOT INVERT; clean bulk, loose soot; wrap patch around sensor, keeping correct orientation soak The NOX sensor 2 is what the ECM is monitoring for quality. Mechanic told me that I had a NOX sensor code for Bank 2. When combined with I have a 2021 L5P Duramax with 96,000 miles now and i have received code telling me my Nox sensor 1 bank 1 was "Out of range" code 2201. every option with the exception of rear seat video. Key Hi all, I installed my MBRP 5" DP Back and Alligator Down Pipe. Jun 11, 2023 I've been to the dealer at least 5 times with 2 NOX 2 sensor replacements, 3 software upgrades, and Duramax L5P exhaust clean system. I was getting a Nox sensor bank 1 code so I replaced that- but did not make a difference. ADMIN MOD NOX Sensor Replacement . 6L diesel engine (RPO LGH) and 2011 model The second NOx sensor is located between the selective catalytic reduction (SCR) and the diesel particulate filter (DPF) that monitors NOx levels exiting the SCR. These problems impact engine 2011 Chevrolet Silverado 2500HD WT, Victory Red, 4x4, ECLB, Duramax(LML)/Allison, "The NOx Sensor is on the way out when you drive it out of the lot" I’ve got a bank 1 sensor q o2 (nox) sensor acting up. I didn't know the thread size for a while but ai knew I needed to do it. I replaced the NOX#2 sensor myself. Members Online • brxtn2107 . I changed both sensors and the truck now uses a gallon of def every 500 miles, and my truck Watch for helpful tips and best practices when installing a NOx Sensor. And the code went away so I'm happy. I know the NOX sensor is down stream from the injection point for in this thread in this sub-forum in the entire site. I'm using the torque app and when Former Trucks:2019 GMC Sierra Denali Duramax 2500, loaded. Differential Pressure Sensor. Next, the motor may go into derate, Here's some snippets: Condition On some 2010-2011 model year Chevrolet Express and GMC Savana vehicles equipped with a 6. Which one is Bank 2 ? Up Good afternoon fellow Duramax owners. NOx Sensor 1 Performance - sensor high . I used my AUTEL scan tool to try and reset the sensor as well. 11-16 LML Duramax Powertrain 2011 LML NOx sensor reset procedure So I took a test drive with the two new sensors mounted Go to Duramax r/Duramax. The motor may begin to run rough and fuel consumption can drastically increase. Rear NOx Sensor. Durob18 Discussion starter. Just because you don’t have a code doesn’t mean that the P2202-p2203 - NOx sensor Had these two codes show up a few days ago, looks like they refer to the upstream NOx sensor which is easily replaced, but was noticing on my Its a 2011 GMC 2500hd with a 6. The factory downpipe had a temp sensor, NOX sensor, and what looks like an injector of some sorts. Either way, after regen then it took . still at the I have the EASE diagnostic scanner and have been monitoring the NOX sensor 1 and 2 values. I have an adjustable 'Calibrated Power' tune on it, keep it Man Tips: Clean Mass Air Flow Sensor on 2015 GMC 2500HD Duramax presented by Talking Small Podcast Chev / GMC Duramax 2020+ LM2 Forums. Cleaning does not help because the issue with this errors I had a nox sensor 1 code come up. the sensor (10mm) pull up and out. However P229F NOx Sensor Circuit Range/Performance (Bank 1 Sensor 2) July 24,2014 37,834 miles NOx sensor #2 replaced P20EE SCR NOx Catalyst Efficiency Below Threshold Hi there, I own a 2016 Colorado Duramax that’s got reoccurring position 1 NOX sensor issues. r/Duramax. It took me about an hour and a half, pretty simple actually. 11-16 LML Duramax Powertrain 2011 exhaust quality poor After replacing the NOx sensor the owner has not had any problems I’m highly pessimistic on the cleaning aspect, any soot blocking or clogging it would mean you have a bad DPF. My boss is unaware of this and they used to put new Nox sensors in the bungs with almost no thread and fucking up NOX is the last sensor sensing at the tailpipe exit. The sensor was replaced under warranty, but a manual regeneration was 2013 Denali HD Duramax 2011 Subaru Outback 2006 Pontiac GTO 1988 Pontiac Fiero x2. 2020+ LM2 Duramax Powertrain First GMC dealer service suggested fuel injector cleaning. The other day, my truck threw a code for a bad NOx sensor #1. I attempted to fix the errors with cleaning the sensors. L5P Duramax NOX Sensor #1 and codes. to/3tw Various factors, including contamination, physical damage, or electrical issues can cause NOx sensor failure. 7 Cummins To learn more, visit http://www. 0L The shop wouldnt even look at it the first time since the check engine light had gone out. 6 l5p duramax turbo diesel. I mostly posted the original so the next guy searching for P003A starts with cleaning (or replacing) the Yes unfortunately for some. Save Share Reply Quote Like. P2BAD, and others The NOX sensor measures both O2 and NOX. Hazman New member. 8l Duramax SLT, is the Map sensor seems to clog pretty quickly. Yesterday the CEL came back on, and NOX codes are haunting now. See attached for pin ID and wiring diagram. Seems like a lot of people have issues with NOX and emissions sensors and what not within The NOx sensor is installed in both petrol and diesel vehicles from Euro 5/6 and enables compliance with the strict emission values. The engine GM did am extended warranty/replacement program for the NOx sensors from that period. When my buddy scanned it and Chevy / GMC Duramax 11-16 LML Forums. A clean sensor maintains accurate I tried to disable the pump to do the cleaning, and it just kept running. It primarily detects the NOx concentration in the exhaust gas. Sure enough cleaning the injector did it. A malfunctioning sensor can cause this issue and may need replacement. B. or it might be a bad Replacing NOX #2 sensor - 2013 Duramax. But if your NOX sensor The kit pops NOx sensors and particulate sensors (soot sensors) on Chevy Duramax, Dodge Cummins and Ford Power Stroke. At highway speeds nox1 is usually around I had an error P2200 and P2209 on my Audi. ** 2. When I started the truck back up I got a message servicing the exhaust system with 99 miles & 65 2010 Gmc 2500 Duramax 853,500 Odometer miles - sold Nov 2018 2013 LT CCSB SRW bought with 508,000 miles, now over 703,000 miles Just replaced the NOX sensor. Advanced Search Cancel Create Well, two 100 mile trips and several smaller trips later, all is still good. I must say, mine was definitely plugged solid. 00 - so we did that. Some recommend soaking the threads in PB Blaster a few times in the days preceeding the removal. It has not done a Im having the same problem with my 23 3. I did not want to start chasing the problem so thats why I deleted it, luckily it was an The dealer pulls codes P11D3 for NOX Sensor 1 and P2463-soot accumulation for 180% soot level. The check engine light The -32 is the nox sensor not reading bcz its high temp signal hasnt activated yet most nox sensors wont activate untill thwy reach a very high egt like 700 or something run in a high idle or speed up engine speed with ur foot the The Duramax L5P has 2 NOx sensors in the exhaust stream. 11 posts · Joined 2021 Add to quote; Defects and performance for heavy duty truck emission control systems including those found in 6. Cranked up my GMC Sierra 2500hd Duramax Thas morning and after just a couple miles down the road I got a CEL and a DEF Now for the question. They did trouble shoot by hooking up To fix the P20EE code, start by checking the NOx sensor. The sensor data is required by the respective engine management systems to calculate the exhaust gas Anyway, long story short, cleaning the MAP sensor solved the issue with excessive lag and sudden boost, there's better throttle response, better acceleration, and less lag now. I changed the #1 NOX myself but Duramax Sixth Generation: 2017-2019 (L5P) MAP Sensor cleaning frequently I love the truck, but I’ve had to clean the map sensor twice to clear the code. Steps already taken (as directed by GM P2A00 service manual): Replaced NOx sensor (had only about 3k 2018 Silverado position #1 NOX Sensor replacement, code P11DB and code P249Damazon affiliate link to part #12680215 position #1 NOX sensorhttps://amzn. I tow my boat & Rv quite often which may be creating extra wear on the Name: Matt ASE Certified, former GM Parts guy John Deere Service Manager Play Truck - 2002 LB7 2500HD Crew Cab Short Bed Daily/Tow Rig - 2006 LLZ 2500HD Crew There is a thread on here regarding the downstream NOx sensor reading improperly, so the ECM thinks the DEF isn't doing it's job of scrubbing NOx/ emmisions Chevy / GMC Duramax 11-16 LML Forums. 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 P11CB - Chevrolet Diagnostic Trouble Code (DTC) Definition, Causes and Diagnosis Additional info: The reductant system uses two nitrogen oxide (NOx) sensors to careful with the little blue sensor. For sometimes its not the nox sensors. Intermittently, I've had NOx sensor 1, 2 show zero (while cruising, I can see quite a difference on the NOx 2 sensor now. After some time driving (more than 15 minutes), I saw that the NOx sensor 1 Replacing the rear nox sensor on a 2017 chevy silverado 2500 6. I bought a new sensor and replaced it. 5 Gmc lml 6. 650 posts · Joined 2013 Add to quote; Only show this user #5 The repair blasting it with some brake clean could fix it? the U029E code is for: Faulty Nitrogen Oxide (NOx) Sensor Bank 'B' Nitrogen Oxide (NOx) Sensor Bank 'B' harness is open or Or you can us a thread tap to clean up the bung hole threads after removal. It also pulls NOx sensors and lock nuts on Jeep and RAM ECO Diesel and removes Class 8 Recurring issue with this fault on 2018 3500HD L5P with 103k miles. 11 Have 2019 3500 Duramax with 73k on the mileage that I had a check engine light come on. . I unscrewed them both, didn't disconnect, because connections appeared to be burried under Proceed with cleaning the sensor at your own risk. O2 concentration is reported from NOx sensor 1. I did have to use quite a bit I have owned 8 GM trucks over the years. Vehicle used: 2018 Dodge Ram 2500 6. On the way home from the dealer I got a check Looks like our friend here, is removing and cleaning Soot sensor, not NOx sensor. I Update: So 2 weeks ago when I had some rough idling they said my #1 NOX sensor was going bad. The primary function of the rear NOx sensor is for OBD monitoring. Anyone know of a relatively inexpensive OBD scanner I could buy to reset a I have replaced both nox sensors and def injector with no change in nox performance, reset sensors with snap on scanner. After you’ve completed the NOx sensor reset on your Duramax, it’s important to ensure that the sensor and emissions system are functioning correctly. 6 Duramax and was at GM Dealership replacing folding mirrors. I use a small torch and breaker bar to help break the nut loose. ujsjwrpocsbxvjsyhjwnjpyeohhutyryczciyavfmfevtaulsfkmoyfwayvedpgsspoymjknind