Verified Purchase. . 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. 1996 K3500 6.5L,( "F" Eng #141 cast block) . Have the Service Manager read Policy 13386B. Allow the Gold Cup Electrodes to air dry completely (minimum 3 minutes) found bad wire for nox sensor 2. repaired but truck is still in limp . Bad sensor - repair cost -400$+. Use a lint- free cloth, soft bristle brush or a Q-tip to remove all traces of electrode paste from the electrodes Only apply light force when cleaning gold plated surfaces. I have already changed out the - Answered by a verified GM Mechanic . I've replaced the sensor twice in the last 3 years, which isn't cheap and check engine . The Duramax L5P was introduced in 2017 as a replacement for the LML.Featured in the Silverado and Sierra HD work trucks (2500HD/3500HD), the L5P uses the same 6.6L turbo-diesel powerplant that has been in use since the LB7 since 2001. but I've had to clean the map sensor twice to clear the code. 2) Get your tools ready You are going to need the following to repair the NOx unit: Soldering iron Electrical tape Cutter/knife Scissors Could be many things, most common would be a clogged DEF doser. Multi-coloured! From the limited information I have, I can guess that your NOx sensors are working correctly, but it is not sensing enough of a NOx reduction. I probably have one of the early posts on that sensor. Arizona. Search: 2013 Duramax Nox Sensor Reset.Reset the air cleaner/filter Van Models How to Inspect restriction indicator (C), When the restriction indicator is in if equipped, by pressing the the red/orange change zone, top button on the indicator The ECM varies the amount of reductant added by varying the reductant injector duty cycle in response to changes in. If your DEF quality is good, a partially clogged doser could be giving a bad spray pattern . P2202-p2203 - NOx sensor. I'm kinda reluctant to fork over $200 for a used part with no guarantee so I called 3 dealers and between them I have one number 1 and one number 2 sensor coming. . This NOx sensor fit perfectly on my '12 Duramax. Went to GM Parts Store bought one charge my card and in the same day they sent me an email we will refund you as the part is on indefinite back order! nox sensor quicktest some possible faults p2000, p2001 - nox trap - efficiency below threshold p20ee, p20ef, p20f2, p20f3 - nox sensor - efficiency below threshold p06ea, p06eb - nox sensor -. I live in a place where deleting isn't an option but I am $5,000 down the rabbit hole and not getting anywhere R Ron Nielson Active member Oct 11, 2009 447 51 May 25, 2018. Hi there, I own a 2016 Colorado Duramax that's got reoccurring position 1 NOX sensor issues. SFLTruck. #1. Meaning you have a problem in the SCR system. 1) Remove the NOx sensor Take the faulty NOx sensor out of your vehicle. had 5 codes 3 nox sensor codes 1 code for intake air temp sensor 2 and reductant tank temp sensor. P2A00 CODE 2017 DURAMAX NOX SENSOR 1 PERFORMANCE CODE I GO OVER THE REPLACEMENT OR CLEANING IF POSS 2,582 views Mar 19, 2022 24 Dislike Share Save DIY Dan 1.22K subscribers AS WITH ALL MY VIDEOS I. then NoX1 and NoX 2 sensors . Replacing NOx Sensor. Jun 28, 2022. tim.morris17078 said: 2018 3500 GMC Sierra Duramax L5P in need of a Nox Sensor #12718742. NOx 2 sensor readings. This can result in a delay of up to 5 minutes before both NOx sensors are fully operational. Some people say keep it under injector cleaner for 8 hours and others say keep it under gasoline for 8 hours and then remove and use carburetor cleaner spray to cleaner holes. ), Exhaust piping, SCR brick, etc. Problems and performance check of NOx sensor. Last night it was at 50 when the DIC showed the message "Cleaning exhaust filter . This video goes over the replacement of the rear NOx Sensor. The software update took it down to 3. The soot is jamming up the sensors. 4.0 out of 5 stars DuraMax 6.6 HCI injector. In this scenario, the Duramax ECM will not turn on the NOx sensor heaters until exhaust temperatures reach a certain threshold and condensed moisture is evaporated. Apr 11, 2017. Specifically in 2011 LML's, the NOx sensors had a design fault which caused them to either fail or lose calibration with the ECM. Problem according to tech is the system is letting too much soot thru, 6 parts per whatever. Reviewed in the United States on July 23, 2021. even Camo! brought the truck here, and I checked a few things so far, could not pinpoint the problem, any help will be greatly appreciated. May 21, 2021. Tags map sensor p026d. Not open for further replies. The SCR system cannot work correctly without clean, fresh DEF. Buy Lisle 12220 NOx Sensor Thread Chaser M20: Inch Inserts & Kits . 4 mph limp mode. Duramax Sixth Generation: 2017-2019 (L5P) MAP Sensor cleaning frequently. You can soak them in a fuel injector cleaner for 3-4 hours. Truck seat covers are up to 76% off right now on eBay. 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 CTS2 that the soot level was building and pasted 44 without a regen. P11DC - NOx Sensor Current Performance Bank 1 Sensor 2Possible Causes Are:1) Faulty NOx Sensor2) NOx Sensor harness open or shorted3) NOx Sensor circuit bad . 1 - 2 of 2 Posts. If the probe is the cause, follow these steps to fix it. Not a fun part to install, but only took about 45 . NOX sensor part # 55496923 (AC Delco), Be careful where. My 2015 2500 HD Duramax 6.6L Diesel has HIgh NOx sensor circuit voltage Bank 1 Sensor 1. . 2013 Chevrolet Silverado 3500 HD LT 6.6L (8 LML) 6-spd (1000) P11CB.Hi, I have a 2013 Duramax thats throwing a P11CB, pervious shop replaced both inlet and outlet NOx sensors, and DEF heater, light still coming on. The next time the MIL is on, go back to the Dealer and have them read the codes. Click here for Black! A basic Nox sensor cleaning requires soaking it in a cleaning solvent for a long period. I'm in New Hampshire. Certain things can influence how the system works, tolerances on sensors (Mass Airflow Sensor, Nitrogen Oxides Sensor, Emission Reduction Fluid Injector, Exhaust Temperature Sensor, etc. After that, get a carburetor or throttle body cleaner and spray it on the Nox sensor.. poor little baby in spanish synonyms for beautiful beginning with n ubitx sdr mode Same thread pitch and diameter (M20) as the HCI injector used in the Duramax 6.6 exhaust manifold. The system has two NOx sensors: one before the DEF injection location and one after. Sent from my Moto G (4) using Tapatalk. The ECM can determine . Arizona. 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 CTS2 that the soot level was building and pasted 44 without a regen. I tow my boat & Rv quite often which may be creating extra wear on the exhaust system living in the mountains and using the exhaust brake quite often. An ACDelco GM Original Equipment NOx (Nitrogen Oxide) Sensor is a GM-recommended replacement for your vehicle's original component, and is an exhaust gas sensor that detects the nitrogen oxide content of the exhaust from diesel engines. This NOx sensor is located upstream in the downpipe. Watch for helpful tips and best practices when installing a NOx Sensor.Vehicle used: 2018 Dodge Ram 2500 6.7 Cummins To learn more, visit http://www.Standard. Hey Everyone! Brilliant tool for the cleaning of nox sensor . First, locate the sensor on the exhaust pipe and carry out a visual inspection. The second sensor (referred to as NOx sensor 2) measures NOx levels exiting the SCR catalyst. Dirty sensor -repair cost -10$. Gold plating is soft and can easily be damaged or scratched when contacted. The panel is showing check engine due to bad NOX sensor Does the exhaust cleaning system works or not in this case? Dorman 904-422 Nitrogen Oxide (NOx) Sensor Compatible with Select Chevrolet / GMC Models 7 4 offers from $226.70 yise-I1037 New Upstream Nitrogen Oxide NOx Sensor for 2010-2015 GM Duramax Diesel 6.6L 12642310 12669594 12671387 19256343 2 1 offer from $182.00 ACDelco GM Original Equipment 12662659 Position 2 Nitrogen Oxide Sensor Adapter 26 While doing a deceleration test neither of the brand new NOX sensors would go below 200ppm even with a 0.0 fuel rate. P2202-p2203 - NOx sensor. . The sensor may need to be replaced F FreedomOne Registered Joined May 26, 2020 111 Posts Poor DEF Quality Fault Warning May 25, 2018. In this video I will take you step by step while we replace Nitrogen Oxide Sensor / Oxygen sensor bank 1 position 1 on a 2.8L Duramax Diesel. The auto parts store doesn't have it and apparently GM doesn't either. You can soak them in a fuel injector cleaner for 3-4 hours. Hopefully this works. Level of Difficulty: IntermediateApproximate time: 1/2 hourTools needed: 10mm socket, ratchet, O. A basic Nox sensor cleaning requires soaking it in a cleaning solvent for a long period. Whether you are driving a 4x4 Offroad truck, a luxury E250 Mercedes, GLK Mercedes-Benz or a Sprinter cargo van, we will show you how to find the location and repair your NOX sensor without changing. Apr 1, 2015. 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. In this scenario, the Duramax ECM will not turn on the NOx sensor heaters until exhaust temperatures reach a certain threshold and condensed moisture is evaporated. I find it highly implauseable that both of the NOX sensors are no good. Enter your ride. If you suspect a sensor is bad then inspect the wire connection to the sensor for any worn wire insulation, rodent damage, corrosion, etc.. #1. 2011 LML NOx sensor reset procedure . 32,000. If there are NOX Sensor codes they will replace 1 or both sensors. Watch for helpful tips and best practices when installing a NOx Sensor.Vehicle used: 2018 Dodge Ram 2500 6.7 Cummins To learn more, visit http://www.BWDBrand. Last night it was at 50 when the DIC showed the message "Cleaning exhaust filter. Which one should i do? 1 - 6 of 6 Posts. GM Replacement Part#12680215 or 12718742 The SCR assembly contains a catalyst brick that requires DEF, or diesel exhaust fluid, for activation. The goal of the NOx sensor is to ensure that the fluid is adequately reducing nitrogen oxide levels. It has not done a force regen, and no other issues. Tan! . You may need to consult your vehicle's manual for further information on how to do this. The Dealer can claim up to a whopping .3 to check for stored DTC's in the ECM. The ECM also looks at other sensors to predict what the NOx reduction should be. MrCamo said: He found it on eBay . So, in overall, can i clean a nox sensor? While the engine uses the same 6.6L design, many major engine components were completely refreshed in order to create comparable power levels with its . . Also intake