Replacing Nox Sensor On 2011 Duramax

They do not carry the part, but picked it up from a local Chevy dealer. 6L / Repair Instructions. Such a condition would render the sensor inoperative and in some cases the bias voltage would not be affected. That is spliced to the braided ground shields about 2" into the harness. This case study used an aftermarket scan tool example, it shows the air leak PID, which is a built-in leak indicator. LML 2011-2016 Home / FASS Titanium Signature Series Diesel Fuel Lift Pump 95GPH GM Duramax LML 6. The only tools that you'll need are a 10mm socket and ratchet. Therefore, it is important to recognize the symptoms displayed by a faulty knock sensor to prevent the engine from severe damage. I was able to grab a quick picture, its not the best, maybe a little fuzzy. Had the balance rates checked and #7 #6 #4 injectors were starting to go out. Read about the inner workings and state-of-the-art electronics of GM's Duramax diesel engine, only on dieselpowermag. NOx is a major air pollutant that contributes to smog, asthma, and respiratory and heart diseases. The engine's computer is programmed to expect a specified range of signals from the knock sensor. NOx gas treatment. to/2F9p17V Here I'll be going over the basic procedure for replacing an Inlet NOX sensor in an EPA10 Detroit Diesel 1-Box. The code read knock sensor. The Chevy knock sensor is a reasonably priced part and it is not an excessively difficult replacement to make, and in light of the important role it plays in the protection of the many more expensive and much more difficult to replace parts of your combustion system, it just makes sense to take care of a failed Chevy knock sensor as soon as. Works on all 2011-2016 LML Duramax! Other engines/platforms coming soon! NOTE: You must have AutoSync firmware v2. According to Repairpal. The 2011 GMC Sierra 2500 has 5 problems reported for diesel exhaust fluid system. GlowShift's Air Intake Temperature Sensor will replace the existing sensor for your Dual Intake Temperature Gauge. Presenting position sensor available for buying now online!. jirod - 2/18/2014 21:00 My 2011 Duramax with 60,000 miles had the def light come on tonight says poor quality def check owners manual. Replace front Nox sensor, perform SCR adjustment, clear fault and road test. Order Chevrolet Silverado 2500 HD Knock Sensor online today. The sensor has a 3/8" NPT male thread for an easy connection to the temperature source. Then it just started to run again. Remove the NOx sensor and look for a soot plugged sensor. 8 2002 engine. Dealer says a knock sensor needs replaced at either $500 or $3,000 depending on difficulty. What does that mean? This is a generic powertrain diagnostic trouble code (DTC) and typically applies to OBD-II vehicles. 6l LML DURAMAX. 50 per month. The online catalog we provide will get you through the ordering process safely and securely. Common mistakes when diagnosing the P2202 code. The knock sensor senses the vibrations of the engine and will decrease acceleration until the sensor is replaced. The new Duramax 6600 light-truck diesel engine has launched General Motors into the lead in performance, fuel economy, reliability, and driveability. Then clear fault codes and test drive. Hail dmg is. the Nox sensor is located to the rear of the cat and has a control box bolted to the underside of the floor (o/s seat area) under the black plastic protector there is a workshop recall for this fault, Humidity in the Nox sensor Giving an implausible signal a new sensor is needed if the production date on its sticker is before week 41/04. They do not carry the part, but picked it up from a local Chevy dealer. Chevy and GMC Duramax Diesel Forum > Chevy / GMC Duramax 11-16 LML Forums > 11-16 LML Duramax Powertrain > NOx Sensor Replacement info on truck at this point 2011. Fuel efficiency decreases with faulty knock sensors because of an improper mixture of fuel and air. 6L Duramax, ranging from LB7 injector issues to LML NOx sensor failures, fuel starvation and priming concerns, and premature glow plug failure for LBZ/LLY engines. I'm sure it's probably an easy fix; detailed description on "how to" or pictures (location) would be even better. Once it has warmed up, idle is fine. This contains all three sensors for the transmission. The first thing you need to do is make sure you have the available parts on hand to complete the repair, 6. If the sensor detects pinging (cylinder knock caused by pre-detonation), it tells the computer to adjust. Search for car parts, truck parts and aftermarket auto parts now. For inlet sensor, after removing passenger faring/step look on the bottom right side of the aftertreatment assembly. Common problems typically associated with the 6. 1A Auto has a large selection of aftermarket Knock Sensors for your Chevy and ground shipping is always free!. Follow the relearn procedure outlined below: 1. Every eEuroparts. Duramx Nox sensor (self. I have a 2012 hyundai accent. Do you know The thought of 2011 duramax fuel system diagram we show you here is related to the interest report about 2011 duramax fuel system diagram. Drove about 30 miles and it came back on again. The knock sensor is located in the black hole. Replacing the encoder sensor requires at least partial disassembly of the injection pump, and once replaced it should be calibrated to the injection pump. 6L Duramax LML Duramax LML Specs & Info. My truck is in the shop for the second time, first time they replaced the NOX sensor. The trigger wheel located on the crankshaft or damper could have damaged or missing teeth. 7 Cummins truck, use a code reader to pull the diagnostic trouble codes and look them up on this list:. The device is. The tiny thing that keeps your car working, often falls prey to regular wear and tear, and therefore must be taken care of. Do your shopping now and enjoy great deals. My dealer quoted $577 to replace the NOX sensor and $321 for the Exhaust flap when it was in, I declined to have the repairs done as it was a Saturday and I wanted to speak with someone at VW. For inlet sensor, after removing passenger faring/step look on the bottom right side of the aftertreatment assembly. GM Fuel Pressure Sensor - 11-16 Duramax 6. Drove about 30 miles and it came back on again. determine which exhaust gas temperature sensor needs to be replaced. 6L LML Part # 12651990 ACDelco GM Original Equipment Fuel Pressure Sensor monitors the fuel pressure in your vehicles fuel system, and is a GM-recommended replacement for your vehicles original component. Ran without knock or smoke, just with a miss. 6l diesel engine (rpo lgh) and vehicles equipped with a 6. 6L LML Diesel engine puts out an impressive 397 hp and 765 lb. Got to my destination and stopped at a local parts store to have the code read. NOx gas treatment. Replace the sensor. According to codes my knock sensor is due to be replaced. This case study used an aftermarket scan tool example, it shows the air leak PID, which is a built-in leak indicator. Working Subscribe Subscribed Unsubscribe 1. You will need a way to scan the truck. Replaces OEM Part Number: 2872236. Had the balance rates checked and #7 #6 #4 injectors were starting to go out. 2003 E automatic 140k miles. Fuel Pressure Sensor for 01-04 LB7 6. Showcasing lots of Position Sensor in stock now. Year: 2013-2018. DURAMAX LLY LBZ LMM LML. Knock Sensor. • ECC has been replaced. The symptoms of a bad knock sensor typically occur during heavy loads or at high speeds. I was seeing check engine lights but they come and go. Working out of our 12,000 sq. Also you need a good torque wrench and this must be torqued correctly or it will not read accurately and cause false check engine lights. The sensor is a thermistor which changes internal resistance as temperature changes. Here is cruising on a 2011 duramax. Anyone else have a NOX sensor go bad? Car threw a CEL about a week ago, was the NOX sensor and also the engine exhaust flap. (As an example the upstream NOx ppm should be near 100ppm when the downstream NOx sensor 2 is around 30ppm or less). jirod - 2/18/2014 21:00 My 2011 Duramax with 60,000 miles had the def light come on tonight says poor quality def check owners manual. This Volvo Truck Nox Sensor 22303391 is a Genuine Volvo Truck part and is guaranteed with a 1-year warranty. These problems can only be addressed at a GM dealer, and if you are in. HSP Diesel is your #1 performance parts and custom fabrication facility located in Romeo, MI. Just wondering about the DEF. Chevy and GMC Duramax Diesel Forum > Chevy / GMC Duramax 11-16 LML Forums > 11-16 LML Duramax Powertrain > NOx Sensor Replacement info on truck at this point 2011. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the aftermarket's most. GM# 12635324 - Vane Position Sensor, Supersedes LBZ and LMM #'s The prices vary for each of the parts: 1. So i put a new one in. Replace the sensor. Most information from the knock sensor will be bumps in the road or closing the car door. 98 Z28 Knock Sensor. When you catch the problem with the knock sensor right away and replace this component, you prevent it from giving you bad information and ensure that you know when there is a knocking problem inside the engine. Any one had to "teach" their replacement NOx sensors? Good thing I still have quite some time left in warranty, will see if the issue comes back. If your car or truck was built in 2014, 2013, 2012, 2011, 2010, 2009, then you will find the correct Audi Q7 Diesel Emissions Fluid NOx Sensor parts right here. Some of the many complaints from drivers when there's an issue in this system include engine ping, rough running when cold and lack of power due to incorrect ignition timing. Before I got around to it the sensor dryed out or whatever and the light has not come back on and the truck is running great with no knock at all. In other words, something is causing the sensor to perform out of a desired electrical operating range. Animal Life. 6L Tuner Delete EFI New LML DPF Chevy Duramax Kit. Toyota Camry 2002-2006: How to Replace Knock Sensor. P2202 Gmc Description The reductant system uses two Nitrogen Oxide (NOx) sensors to monitor the amount of NOx in the engine's exhaust gas. duramax diesel position 2 nox sensor 2010-2014 sierra silverado new oem 12671388 direct replacement: 2011-2014 silverado sierra duramax diesel nox sensor. Cost me $35. How The Crank Sensor Works. In the forum you will find an informative tech area, a place for Member's journals, Vendors with special Members pricing, and more!. 4 valley plate?. Repair Instructions - Knock Sensor Replacement - Bank 1 - For 2011 Chevrolet Traverse - FWD. Does the check engine light have anything to do with regen? This is my first truck that has all the emissions to worry about so I'm new to all that. The NexTech NOx sensor can detect NOx in the presence of oxygen, while other sensors require the removal of oxygen before determining NOx levels. welcome to my blog here I will show you a little more what you are looking for Duramax Fuel Temperature Sensor Location below there are some photos and a little about Duramax Fuel Temperature Sensor Location that you can see and read, hopefully in accordance with what you are looking for. Follow wire from sensor to module. High performance and factory replacement parts for 2011+ Chevy GMC 6. We feature an exhaustive array of items available for sale at an array of sticker prices. Duramax Fuel Filter Replacement Illustrated Guide to Changing the Fuel Filter. Easier to see if you get on ground and look. For these reasons we do not recommend replacing just the encoder sensor. Hi, I replaced my turbo vain position sensor on my lbz and need to relearn it, I am new to the v2 still, would anyone be able to help me and explain how to go through that procedure on how to relearn it?. Just wondering about the DEF. 2011 F250 Super Duty Nitrogen Oxide (NOx) Sensor Recall Has anybody actually had a problem with this. The device is. NOX-Sensor in other languages: Capteur Nox and Sensore De NOX. NOx sensor problems VW Passat 04 Chev 2500 duramax 230k km I was told prior to this being approved for gen 2's that I would have to pay to replace the nox. po326 is knock sensor. ** Cost is for each year after the first year. You can also find other images like 2007 chevy duramax fuel pump location,fuel temp sensor location,allison transmission low oil sensor location,island fuel sensor location,duramax fuel solenoid location,duramax fuel pressure regulator. GM# 98011739 - $230 up to $389 2. Hail dmg is. Being attached to the crankshaft of the vehicle's engine, the engine speed sensor is meant to assess the speed at which the crankshaft spins. From what I have read on various forums that means the veins in the turbo are not working correctly and/or sticking from soot buildup which kind of makes sense based on the way it is driving right now. A faulty knock sensor can result in poor engine performance and an illuminated check engine light. 7 Cummins truck, use a code reader to pull the diagnostic trouble codes and look them up on this list:. Disconnect DEF doser injector connector and perform a Low temp regen using DDDL. I was seeing check engine lights but they come and go. My Chevy zero $ deductible extended warranty that I purchased from Chevy, when I bought the truck, doesn't cover the exhaust? Haven't gotten the full story on the repair yet. If not replace and regen to verify repair. But I can say that the scenario for a shorted knock sensor (a common failure on Nissan V-6 engines) to cause a fault code P0500 for a Vehicle Speed Sensor would involve a rodent eating wire insulation off of your engine harness causing some crossed wires. 6L LML Duramax. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. 1,676 results for nox sensor Save nox sensor to get e-mail alerts and updates on your eBay Feed. When the NOx sensor indicates that the storage capacity has been reached, the regeneration phase is initiated by the fueling management system. -Do NOT add any lubricant/anti-seize to the new Knock Sensor threads-Thread in the new AC Delco Knock Sensors BY HAND until fully seated on their pedestals-Torque the Knock Sensors to 15 INCH pounds (not foot pounds!)-Install the new Wiring Harness Plugs (I put RTV on the inside lip to help seal out moisture). Over the long term, however, you will prevent serious engine problems. Any of these components could trigger a crankshaft position sensor to trouble code. It is located in the section: Engine / Engine Controls and Fuel - 1. When the injector is activated outlet nox should drop at least 70%. No perceivable performance issues noted. It is located in the section: Engine / Engine Controls and Fuel - 2. lol Then roll up your sleeves and get at it. -Do NOT add any lubricant/anti-seize to the new Knock Sensor threads-Thread in the new AC Delco Knock Sensors BY HAND until fully seated on their pedestals-Torque the Knock Sensors to 15 INCH pounds (not foot pounds!)-Install the new Wiring Harness Plugs (I put RTV on the inside lip to help seal out moisture). 1997-2004 Ford F-150. The smart NOx sensor module communicates the condition to the ECM over the serial data line. Our # 121438K. on some vehicles equipped with a 6. These problems can only be addressed at a GM dealer, and if you are in. Year: 2013-2018. Such a condition would render the sensor inoperative and in some cases the bias voltage would not be affected. You will need a way to scan the truck. Get quicker turbo spool and lower exhaust gas temperatures. How The Crank Sensor Works. The weird thing is that it doesn't always come on immediately; you have to put 5 to 20 miles on the car before it comes on. com FREE DELIVERY possible on eligible purchases. NOx sensors can be quite pricey, so rather than throw down a lot of money to swap it out if you aren’t fully certain that’s the issue, consult with a trusted technician who can pinpoint the particular problem. That is where sensor screws into can. The online catalog we provide will get you through the ordering process safely and securely. I was going to rip off the intake and see if I could clean up the problem. Hail dmg is. They produce voltage based on engine vibration and noise level. The engine's computer is programmed to expect a specified range of signals from the knock sensor. A faulty knock sensor will cause the check light to come on, signaling a combustion problem. Got to my destination and stopped at a local parts store to have the code read. Hey guys, looking at a new LML might wait 'til 2012 but looking. May I safely assume I'd better take off the valve cover and check the chain first before checking/changing cam and crank sensors and then trying to start it?. Online shopping for Automotive from a great selection of Body & Trim, Brake System, Shocks, Struts & Suspension, Engines & Engine Parts, Transmission & Drive Train & more at everyday low prices. Bring it to dealership and let them change it. My mechanic replaced the knock sensor; although, he believed that this wasn't the issue. So the knock sensor itself just screws into the engine right? i mean the whole piece itself is twisted in ,correct? If so, what size socket, or wrench, do i need to unscrew it?. April 30, 2018 : Followup from the Pelican Staff: Start by replacing the o2 sensor before the cat. NOx Sensor Circuit Range/Performance Bank 1. Therefore It's best to always replace these as a package. The dealer says the NOx sensor replaced 2 months ago are not "taught", they just "taught" both sensors today, and cleared the codes and called it done. That is spliced to the braided ground shields about 2" into the harness. The NOX Sensor is for the Outlet Downstream Location. You shouldn't have to pull the intake to fix this. PDTCs are very much like regular diagnostic trouble codes (DTC) but they cannot be resetby disconnecting the vehicle’s battery or cleared by using an OBD scan tool. Turbo Vane Position Sensor fits 2004. NOx Sensors started being implemented on trucks and other diesel vehicles in 2010, with the shift in EPA laws requiring OEM's to reduce Nitrogen Oxide levels in diesel exhaust gas. 5 hours of dealership labor and a rental car for a day so far. The WIF sensor threads into your factory fuel filter. NOx sensors can be quite pricey, so rather than throw down a lot of money to swap it out if you aren’t fully certain that’s the issue, consult with a trusted technician who can pinpoint the particular problem. GM# 98011739 - $230 up to $389 2. 21 M is to small and 13/16 to. When you are driving your Toyota at a highway speed, it is the time to check your knock sensor is good or not. Sensor Replacement 16. We usually like to replace both sensor while we are in there becuase of the amount of work it take to get in there and replace the, we also like to replace the wiring harness for the knock sensor, since it does not cost that much. 0L GM vehicle, is a Hall-Effect three wire crankshaft position sensor. The Average Replacement Cost. Check out free battery charging and engine diagnostic testing while you are in store. I am gm trained tech as well. 4 valley plate?. Now for the life of me i cant figure out why its doing it. This sensor is a common weak point on the Duramax engines. Nitrogen Oxide Sensor (NOx) Sensor Circuit Low Input Bank 1. Here is some diagrams (below) that will show you the location. The engine light went off when we started the truck. The engine's computer is programmed to expect a specified range of signals from the knock sensor. The engine's CP3 high-pressure fuel pump is capable of drawing fuel from the tank without the aid of an external lift pump as long as the system remains primed. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. How to Replace Knock Sensor Is your Toyota Camry throwing a faulty knock sensor code, or exhibiting symptoms like noises and shakes? This article applies to the 5th generation Toyota Camry (2002-2006). I have a 2012 hyundai accent. The Duramax block and heads are poured at The Defiance GM Powertrain foundry in Defiance County, Ohio. This was my 2nd attempt to replace the knock sensor, so I want to share some tips for success in the pictures and information listed below. No perceivable performance issues noted. Hello fellow owners, i have a few questions regarding the knock sensor i was hoping could be cleared up. The online catalog we provide will get you through the ordering process safely and securely. Knock Sensor ? This is a discussion on Knock Sensor ? within the General Help forums, part of the LSx Technical Help Section category; Where is it located? I'm getting a po327 code. OEM Part Number. Beginning in model year 2011, GM made some big changes to the Duramax's fuel system. We're here to help you find that perfect Knock Sensor for your GMC Sierra 2500 HD. These problems can only be addressed at a GM dealer, and if you are in. My 2011 Chevy Duramax gave a low DEF quality code a year ago, dealer replaced parts of the spray system and all good. I am confident that they will replace a Nox sensor and run it through a REGEN cycle, clear the codes and I will be on my way for a week or a month. You can also find other images like images wiring diagram, images parts diagram, images replacement parts, images electrical diagram, images repair manuals. eEuroparts. 6 L 2011-2014; Duramax LML 6. facility we are able to bring to the market a full line of turbo system components and other related truck components that are above and beyond anything else on the market. 5 hours of dealership labor and a rental car for a day so far. Q: There are continuing emission system problems with GMC LML diesel trucks to the point that they have become untrustworthy. If the test results are within specifications, you should check the sensor's electrical connector and the wiring harness. What the P2202 code means. A faulty knock sensor can result in poor engine performance and an illuminated check engine light. You can also find other images like diagram wiring diagram, diagram parts diagram, diagram replacement parts, diagram electrical diagram, diagram repair manuals, diagram engine diagram, diagram engine scheme diagram, diagram. GM# 98061570 - $211 up to. Now for the life of me i cant figure out why its doing it. 500 EUR, but work-life: very limited. the other source of knock are loose parts, loose timing chain/vvt andyes bad engine internals. Do your shopping now and enjoy great deals. 7 Cummins Diagnostic Trouble Code List DTC; 2011-2015 Dodge 6. The urea is quickly hydrolyzed to produce oxidizing ammonia. I wasn't sure if that's the. The level sensor is part of the tank and I have found it best to replace the complete tank assembly if further issues. My Chevy zero $ deductible extended warranty that I purchased from Chevy, when I bought the truck, doesn't cover the exhaust? Haven't gotten the full story on the repair yet. Dobson Rd Suite 800 Mesa, Arizona 85202. The knock sensor senses the vibrations of the engine and will decrease acceleration until the sensor is replaced. It is right next to the last NOX sensor, and it is the left-hand sensor of the pair if you are looking from the right-hand side of the vehicle. 6L 12642311 5WK9 6645C: Oxygen - Amazon. Search for car parts, truck parts and aftermarket auto parts now. 2003 E automatic 140k miles. 5 hours of dealership labor and a rental car for a day so far. GM# 98011739 - Vane Position Sensor for LBZ Duramax 2. The knock sensor senses the vibrations of the engine and will decrease acceleration until the sensor is replaced. Then clear fault codes and test drive. Showcasing lots of Position Sensor in stock now. com, symptoms of a bad knock sensor include poor acceleration, knocking noises during acceleration, poor fuel mileage and a visible check engine light. The white, step-shoulder filter tucked under the plumbing on the rear passenger side of the Duramax is probably the most important filter under the hood – and hardest to get to. Now for the life of me i cant figure out why its doing it. NOx Sensor Fits Cummins. Nitrous Oxide (NOX) Sensor. Thankfully, intake manifold removal is much easier on an LS engine than a Gen I small block, and if you plan ahead and take your time during th e job, it's actually quite easy. When it fails the engine computer is no longer able to keep track of the position of the variable geometry turbo. The Engine Coolant Temperature (ECT) sensor is mounted in the intake manifold and sends engine temperature information to the VCM. If the knock sensor is malfunctioning, this can lead to both poor fuel efficiency and major engine damage if not replaced immediately. Over time those O-rings that seal around the primer will leak and suck air. How to evaluate the performance of NOx sensor?. Drove about 30 miles and it came back on again. Could some how the reman has a 5. Now at 53,000 miles I have an engine light and occasionally a low DEF quality warning light. Back of the engine, center, under the exhaust manifold. The thing to remember about having a failed crank sensor, is that if you have spark or fuel injector pulses, the crank sensor is OK and not the cause of your No Start Condition. Did a scan and it had a code P0327 which was a low input signal from the knock sensor. 6l Lml Diesel $1,113. 500 EUR, but work-life: very limited. Fits 2011-2012 6. The sensor does not do much as it was installed to get ready for the 2010 emissions. 3l knock sensor, if the thread pattern is the same just buy a pigtail if the connection at the top is different. The Duramax 6. To start it off, go to the driver side of the vehicle, and you'll see there is a panel right here and you're going to want to remove these two 10mm bolts. The knock sensor is located in the lower part of the engine block. With #7 being the worst. 6L / Repair Instructions. When it fails the engine computer is no longer able to keep track of the position of the variable geometry turbo. I washed my engine in August or September and shortly after that the knock sensor code came up. They have to take off the intake manifold to get to the old sensors and put the new ones in. The average cost for a Chevrolet Cruze knock sensor replacement is between $90 and $119. NOx sensors can be quite pricey, so rather than throw down a lot of money to swap it out if you aren't fully certain that's the issue, consult with a trusted technician who can pinpoint the particular problem. Online shopping for Automotive from a great selection of Body & Trim, Brake System, Shocks, Struts & Suspension, Engines & Engine Parts, Transmission & Drive Train & more at everyday low prices. 6L 2011-2016 EGR DPF DEF Delete Kit EFI Live Tuner New Chevy GMC Duramax. NOx Sensor Circuit High Bank 1. jirod - 2/18/2014 21:00 My 2011 Duramax with 60,000 miles had the def light come on tonight says poor quality def check owners manual. The Garrett GT3788VA variable geometry turbocharger is tucked deep in the engine valley at the rear of the engine and therefore removal is a somewhat extensive procedure. A circuit or performance condition with a NOx sensor is detected by the NOx sensor module. It will compare this information with its preset tables to identify a valid knock. Here's how to replace the knock sensor in your Porsche 993 and get your engine performance back. 2011 - 2016 6. When the plastic intake with separate beauty cover was implemented for the '95+ engines, 10 bolts were used to retain the manifold along with the 4 acorn nuts that retain the beauty cover. Remove the NOx sensor and look for a soot plugged sensor. 50 per month. com, the official website of Diesel Power magazine sensor: Made up of three. The truck is running fine and I don't have my v2 anymore to check the codes( go figure). I was driving a 96td one day on the highway going about 60 when the engine just cut out for about 6 seconds. Get your Q7 back on the road with the highest quality repair parts from the experts at Car Parts Discount. 1996 Volvo 850 Ignition Knock (Detonation) Sensor (Professional Parts Sweden W0133-1659919) If your vehicles Knock Sensors have been updated to the later style, you may need 1-piece of part number 1270492 instead, compare the Images in Dial to what is currently on your vehicle to determine i. In other words, something is causing the sensor to perform out of a desired electrical operating range. Over the long term, however, you will prevent serious engine problems. Tighten the knock sensor to 19 N. Some of the many complaints from drivers when there's an issue in this system include engine ping, rough running when cold and lack of power due to incorrect ignition timing. Chevy Silverado 2011, Fuel Injection Throttle Body by Spectra Premium®. P2202 is an OBD-II generic code for the engine control module (ECM) on a diesel engine vehicle with a NOx sensor detecting the sensor signal is low on bank 1. My rear nox sensor - A0009053603 - needs replacing on 2011 S350L Bluetec. I was seeing check engine lights but they come and go. There are two knock sensors on the 4. 2011 F250 Super Duty Nitrogen Oxide (NOx) Sensor Recall Has anybody actually had a problem with this. The new Duramax diesel engines use an aftertreatment system to reduce oxides of nitrogen (NOx) by 90%. Q: There are continuing emission system problems with GMC LML diesel trucks to the point that they have become untrustworthy. 5 hours of dealership labor and a rental car for a day so far. It looks pretty much the same and goes into the exhaust just like a lambda. One of the more frequent problems with modern vehicles is a bad throttle position sensor (TPS). The engine cannot combust properly, which leads to higher emissions and reduced fuel economy. So, there are some things to consider when replacing the knock sensor. We know car parts and we know auto parts. The good news is that it won’t cost you an arm and a leg to replace a bad knock sensor. They have to take off the intake manifold to get to the old sensors and put the new ones in. 00 Mishimoto 01-05 Chevrolet 6. My 2011 Chevy Duramax gave a low DEF quality code a year ago, dealer replaced parts of the spray system and all good. If the sensor detects pinging (cylinder knock caused by pre-detonation), it tells the computer to adjust. PDTCs are very much like regular diagnostic trouble codes (DTC) but they cannot be resetby disconnecting the vehicle’s battery or cleared by using an OBD scan tool. 2003 E automatic 140k miles. Also you need a good torque wrench and this must be torqued correctly or it will not read accurately and cause false check engine lights. I'm sure it's probably an easy fix; detailed description on "how to" or pictures (location) would be even better. After installation i ran it and everything was back to normal. ECM judges quality of def fluid off of nox sensor values.