P0404 Duramax Lb7

2002 chevy 2500HD 6. Codes indicate it's the Intake Air Heater Circuit. LB7 CODES part 2 LB7 GM Duramax. Should have at least 15 inches. You need to pull a vacuum hose off on top of the fuel filter the runs to the vacuum pump and check it for vacuum with the engine running. In mid 2004 the LLY series was released. After miles of service, the exhaust gas recirculation (EGR) system—especially the EGR valve—will lead to engine performance problems due to carbon buildup, components mechanical problems, or vacuum hose leaks. The Duramax has a multi-layer steel head gasket. I am getting P0404 code and the check engine light comes on. Tips on performance, fuel economy, troubleshooting and more. Product Description MAHLE Clevite Complete Engine Overhaul Kit, Chevy/GMC (2004. The following are the parameters that are changed for performance. First diagnose P0341 CHEVROLET code. fuel in oil on 2002 chevy 2500hd duramax noticed a drop in oil pressure. 2) Chevy 2500 diesel wont drive over 5 mph. 5 and 2005 Duramax LLY engines are physically identical. DIY Diesel Engine Diagnostics Tool. Mods are 4" cat back, exhaust break and an AFE Stage II. Get the best deals on Car & Truck EGR Valves & Parts when you shop the largest online selection at eBay. Many fail as early as 50k miles. 6L LB7 and LLY Duramax Diesel The Amp'd (no switch) allows for settings of Stock Power, 50% Increase or 100% Increase. The torque on a Duramax LB7 is 520 pound-foot. What Does P0405 Code Mean? OBD-II Code P0405 is defined as a Exhaust Gas Recirculation Sensor A Circuit Low. If the truck goes 10 mph and won't go any faster then your vehicle has gone into D-Rate mode or limp mode. This list has been updated to includes Chevy/GM Duramax diagnostic trouble codes. Whether you are looking to tow or race, we have what you need to make your truck perform. 2) Chevy 2500 diesel wont drive over 5 mph. The LB7 was used from 2001 model year until mid 2004 model year. GM recognized this issue and actually had to extend the warranty to 7-years/200k miles. These are stored in response to a problem found in the truck by the system. 3 with a p0404 Ehaust Gas Recirc Code Hello, I have a 1998 Sonoma SLS 4. Request Access If you have an O'Reilly Auto Parts account number or wish to sign up for First Call Online we can assist you. On my LBZ duramax I installed the Kennedy Diesel finger stick and blocker plate to eliminate code P0404 and P0401. Today my check engine light came on so I just stopped by advanced auto to have them use their code reader. The LB7 EGR valves are vacuum operated, unlike the LLY,LBZ,LMM which are electrically controlled. It is EGR "Open condition" related, so I did some searching. 2003 Gmc Sierra Technical Service Bulletins. South Main Auto Repair LLC. Littlepowershop. This was a huge step in the right direction for the average truck owner and provided huge advancements in the diesel performance industry. This means that the PCM had detected a malfunction in the fourth injector circuit. No mods, Ca smog ready(EGR,cat ect). Diesel Duramax Photo Gallery - Pictures posted by the DieselPlace. Tips on performance, fuel economy, troubleshooting and more. The key difference between these vehicles is the emissions group. 2) Chevy 2500 diesel wont drive over 5 mph. Questioned them about replacing the EGR control circuit and they stated on this truck it dosnt have anything to be replaced just cleaned and updated. How do I fix the problem? I installed a new GM mass air flow sensor and new EGR valve and it didn't fix my problem. Mode d'emploi FR Testeur OBD-II Appareil de diagnostic pour véhicules Art FR Exemple DTC: P Systèmes B = Carrosserie (Body C = Châssis P = Moteur et transmission. The Body Control Module (BCM) produces the theft deterrent fuel enable signal when the ignition is ON and the proper key resistor pellet is sensed. Buy BAFX Products - Wireless Bluetooth OBD2 / OBDII Diagnostic Car Scanner & Reader Tool for Android Devices - Read/Clear Your Check Engine Light & Much More: Code Readers & Scan Tools - Amazon. This circuit modifies the MAF signal to the computer on the LLY engines (Not LB7, Not LBZ, Not LMM) to expected levels when the EGR is blocked off, modified or a big free flowing exhaust system (removing the cat) causes the ECM to set an EGR code and display the check engine. The Duramax has a multi-layer steel head gasket. 6 L Duramax (LB7) Diesel. Here is a list of Chevy Duramax diagnostic codes to help you in figuring out what is wrong with your vehicle. 6L Duramax diesel engine & associated components. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Choose top quality brands AC Delco, Delphi, Genuine, Replacement, SKP, Standard Motor Products. Kodiak, TopKick C-Series Service Manual. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Hot Shot's Secret Diesel Extreme is formulated with specific detergents to safely remove and prevent Internal Diesel Injector Deposits (IDIDs), External Diesel Injector Deposits (EDID's) and other forms of varnish and deposits. DIY Diesel Engine Diagnostics Tool. Codes P0101, P0102, P0299, P0401, P0404, P0670,P0700, P1404,P2563, U0105. Also a noise from under the hood like a squeaky belt or pulley. This browser version is not supported. 3 Powerstroke Diesel engine, use a code reader to find out what the code is and look it up on this list to help you find the problem. In mid 2004 the LLY series was released. com! 2003 Sierra 2500 p0089 p0380 p0404 p0802 p1093 u2106 Also including Oldsmobile, Geo, Hummer, and Saturn (North American brands). Apparently it's showing quite a few codes. Battery is okay and fully charged. P0380 - 2004 Duramax. The direct measurement of the air entering the engine is more accurate than calculating the airflow from the Manifold Absulte Pressure (MAP), the Intake Air Temperature (IAT), and the engine speed (speed/density). I have a 03' CA Equipped LB7. soot trap, and a closed crankcase ventilation (a. Duramax white smoke on acceleration - Revitol Skin Care Natural acne spot gel Duramax white smoke on acceleration. Focusing on the 6,6L Duramax V8 & somewhat the 6. Non Duramax Discussion. 6 Duramax Engine. 6l duramax diesel (lb7) c/k-truck engine diagnostic parameters sensed parameter fault code acceptable operating range and rationality primary malfunction detection parameters secondary monitoring parameters and conditions monitoring time length and frequency of check monitoring method fault code storage and mil illuminatio n mass air. 3 with a p0404 Ehaust Gas Recirc Code Hello, I have a 1998 Sonoma SLS 4. 2007 GMC Truck TopKick C-Series C6/C7/C8. P0404 code diesel duramax - Cars & Trucks. 1-liter Vortec V8, or the 6. 6L Duramax Glow Plug Controller Duramax Glow Plug Controller Diagnostics & Replacement Procedures. This circuit modifies the MAF signal to the computer on the LLY engines (Not LB7, Not LBZ, Not LMM) to expected levels when the EGR is blocked off, modified or a big free flowing exhaust system (removing the cat) causes the ECM to set an EGR code and display the check engine. Engine , Transmission, Etc. What Does P0404 Code Mean? OBD-II Code P0404 is defined as a Exhaust Gas Recirculation Circuit Range/Performance. All mods have been on this truck for 100k with no P0404 until now. Includes RPO coded engines, LB7, LLY, LMM, LMK, LML, & LGH. 6L Duramax Diesel High Flow Intake Manifold Details about Banks Ram Air Intake Dry Filter 06-07 GM 6. 6L Duramax LB7 / Page 2 2001 - 2004 6. 6L LB7 Duramax to the diesel industry, sending a b message to Ford and Dodge that they were now a contender in the light duty diesel truck market. 4 Powerstroke Diesel Trouble Diagnostic Code List DTC. The code P0204 stands for Injector 4 - Circuit Malfunction. I have 2004 chevy duramax. When turning on the ignition different fault codes come up. 7 Powerstroke Diagnostic Trouble Code List DTC; Ford 6. 1-liter Vortec V8, or the 6. (Jun 16, 2005). The S&S SAC00™ injectors will make the dreaded 50,000-mile LB7 injector haze a thing of the past, and do it for an affordable price. Kennedy Diesel is your source for Duramax performance. What they all do I have no idea!! B0720 Main Injection Pulse B0721 Main Injection Pulse (no Pilot) B0910 Injection Timing (C) B0927 Injection Timing after Pilot (B) B0928 Injection Timing after Pilot (C) B1101 Peak Torque B0725 RPM Limit (upper) B0726 RPM Limit (lower). This video is to help with troubleshooting P0404 and P0405 EGR codes. Help With Those Troublesome EGR Valve Codes! Today I'd like to throw some thoughts out on how to check a car's EGR Valve and related EGR system components for proper operation. I looked them up and found out what there are. 5 LB7 Duramax Powertrain Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving. Unfollow duramax ecm to stop getting updates on your eBay Feed. Visually inspect the related wiring harness and connectors. Focusing on the 6,6L Duramax V8 & somewhat the 6. Ford Powerstroke 08-10 6. The following are the parameters that are changed for performance. Free shipping on many items. Has a P0404 that will only clear for a few drive cycles, and then comes right back on. The purpose of the Glow Plugs on a diesel engine is to heat up the combustion chambers to enable a quicker cold start. 1-liter Vortec V8, or the 6. If the proper signal is present on the theft deterrent fuel enable circuit,. Below are common check engine light trouble codes for the Chevy/GM Duramax diesel. This means that the PCM had detected a malfunction in the fourth injector circuit. Additional tips. diagnostic trouble code (dtc) - p0562 system voltage (engine side) too low Know your Circuit The ignition voltage on the ignition feed circuit to terminal 7 at the ECM is controlled by the engine control module (ECM). The duramax is diesel with the unique use in truck made by the general. Duramax 6600 Welcome to the Internet's first Duramax 6600 diesel discussion forum for the LB7, LLY, LBZ, LMM, LML, LGH & L5P RPO code engines. Questioned them about replacing the EGR control circuit and they stated on this truck it dosnt have anything to be replaced just cleaned and updated. What is code P0670 on my chevy duramax 2005 When im driving or sitting in park and step on the gas hard the truck will miss and then shut down. The S&S SAC00™ injectors will make the dreaded 50,000-mile LB7 injector haze a thing of the past, and do it for an affordable price. The PCM retests for a stuck valve when the desired EGR position returns to 0%. it gave an egr code. If you would like to save 20%. so I tested power and ground at the module and its good. I'll have to take a look at everything today. The LB7 EGR valves are vacuum operated, unlike the LLY,LBZ,LMM which are electrically controlled. 2007 GMC Truck TopKick C-Series C6/C7/C8. well my dads 04 lb7 started running like dog shit so i took it for a spin, when you get on the throttle it has little to no power and just pores out black smoke, changed the fuel filter just to keep it simple,no luck plugged it into my code reader, had 6 codes but i think some are old ( at least the trans codes). 2003-06 EGR Code P0404: Some vehicles may store EGR control performance code P0404. Visually inspect the related wiring harness and connectors. 6L Duramax LB7 / Page 2 2001 - 2004 6. In mid 2004 the LLY series was released. 7 Powerstroke Diesel engine, use a code reader to pull the trouble code and look it up on this list to see what it is. P0090 is a diagnostic trouble code (DTC) for "Fuel Pressure Regulator 1 Control Circuit". One of the commonly overlooked contributors to decreased diesel engine performance is the carbon deposit that builds up inside EGR-equipped trucks' intake manifolds. APPLICABLE VEHICLE AND PRODUCT INFORMATION 1. Buy a 2003 GMC Sierra 2500 HD EGR Valve at discount prices. Choose top quality brands AC Delco, Delphi, Genuine, Replacement, SKP, Standard Motor Products. This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. SES Code P0404 Duramax 6600. 9 Cuitan Konyol Dahnil Anzar Kritik Tol Mudik Dibu. com If you have a 2001-2004 Duramax 6. Most basic automotive systems can be pinpoint tested down to a faulty component in a matter of less than 20 minutes, regardless of the code. i have a 2003 chevy silverado w/duramax engine i have 6 codes that come up when i checked it 1st p0404 egr recirculate control circuit range 2nd p0101 mass or volume flow circuit range 3rd p0380 glow plug heater circuit a 4th p0405 egr recirculation sensor a circuit low 5th p0380 pending glow plug heater circuit a 6th p0405 pending egr. you said the ecm could be faulty too so how in the world would you go about checking on that?. DIY Diesel Engine Diagnostics Tool. Get the best deals on Car & Truck EGR Valves & Parts when you shop the largest online selection at eBay. APPLICABLE VEHICLE AND PRODUCT INFORMATION 1. The powertrain control module ( PCM) monitors the fuel enable signal during crank. 6L Duramax EGR manifold. What Does P0562 Code Mean? OBD-II Code P0562 is defined as a System Voltage Low. Gm Diesel Non-Truck Section Pre Duramax Discussion. Codes indicate it's the Intake Air Heater Circuit. 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. The PCM retests for a stuck valve when the desired EGR position returns to 0%. Your path: TSB Home >> 2003 >> 2003 Gmc >> 2003 Gmc Sierra The following TSB(s) may apply to your 2003 Gmc Sierra. 0-liter or 8. Buy BAFX Products - Wireless Bluetooth OBD2 / OBDII Diagnostic Car Scanner & Reader Tool for Android Devices - Read/Clear Your Check Engine Light & Much More: Code Readers & Scan Tools - Amazon. When they have issues, they do not typically smoke out the exhaust or get coolant into the cylinders. The duramax is diesel with the unique use in truck made by the general. I have 2004 chevy duramax. P0101 GMC Meaning The Mass Air Flow (MAF) sensor measures the amount of air ingested by the engine. When the code P0562 is set in the Powertrain Computer, it means that the Powertrain Computer. 2007 GMC Truck TopKick C-Series C6/C7/C8. If the engine is already hot, the Glow Plugs aren't needed and will not 'light off'. This truck intermittantly will not have enough power to pull itself off a stop. DIY Diesel Engine Diagnostics Tool. Engine related discussion ONLY. DIAGNOSTIC TROUBLE CODE DEFINITIONS P0404 EGR Valve Open Pintle Position (6) B DIAGNOSTIC TROUBLE CODE DEFINITIONS 03 Duramax. This is normally caused by the diesel particulate filter being clogged. replaced the sensor, still giving the code went and checked the reluctor wheel to see if it came lose or not and nothing wrong at all. My Account Contact Us. 6-liter Duramax, has an exhaust recirculating valve known as the EGR valve. DieselPlace. 2) Chevy 2500 diesel wont drive over 5 mph. P0090 is a diagnostic trouble code (DTC) for "Fuel Pressure Regulator 1 Control Circuit". Chevy/GMC Duramax 01-04 LB7 - Discussion of Chevy and GMC Trucks with LB7 Duramax Turbo Diesel Engines. 2003 Gmc Sierra Technical Service Bulletins. LB7 Platforms. It is EGR "Open condition" related, so I did some searching. 2001 - 2004 Chevy/GMC 6. I have the lb7 and am currently waiting for my Ege blocker to be delivered. At Thoroughbred Diesel we are a real diesel performance and repair shop that offers free advice. P1404 CHEVROLET Meaning The Powertrain Control Module (PCM) determines that the EGR valve is stuck open if the actual Exhaust Gas Recirculation (EGR) position and the learned closed EGR position vary by more than a predetermined value. I had the exact thing happen to me on my 2004 Chevy 2500 HD Duramax with 2500 miles on it over the Labor Day Weekend. How do I fix the problem? I installed a new GM mass air flow sensor and new EGR valve and it didn't fix my problem. P0101 GMC Meaning The Mass Air Flow (MAF) sensor measures the amount of air ingested by the engine. Visually inspect the related wiring harness and connectors. 1 Outline This manual describes the Common Rail System (CRS) equipped with the 4HK1 and 4JJ1 engines used in. How to clean a 6. com LML Duramax EGR Delete Kit w/ Intake Elbow Bridge For. The EGR (Exhaust Gas Recirculation) system's purpose is to redirect exhaust gas back into the cylinders. pdf), Text File (. 6l duramax diesel (lb7) c/k-truck engine diagnostic parameters sensed parameter fault code acceptable operating range and rationality primary malfunction detection parameters secondary monitoring parameters and conditions monitoring time length and frequency of check monitoring method fault code storage and mil illuminatio n mass air. It will stay at about 1200 rpm when I. This browser version is not supported. California vehicle. 6 Duramax Engine. the p0404 code just started to pop up the other day I will clear the codes and after driving about an hour it will pop back up any clue what this code p0404 code - Diesel Truck Forum - TheDieselGarage. A PDTC check is being added to the BAR-OIS Smog Check inspection on July 1, 2019. All mods have been on this truck for 100k with no P0404 until now. Chevy LLY Duramax EGR Codes P0401, P0404 - Duration: 22:57. Price Match Guarantee! Welcome Guest. P0380 CKT A Malfunction, what should I do? I am. The EGR (Exhaust Gas Recirculation) system's purpose is to redirect exhaust gas back into the cylinders. You may have to register before you can post: click the register link above to proceed. 39 results for duramax lb7 injectors Save duramax lb7 injectors to get e-mail alerts and updates on your eBay Feed. 01-04 GM 6. The injector for the GM Duramax from 2004 through the current model year look identical, with the exception of the keying inside the plastic connector. Sell 2006-2007 Chevy Duramax LLY / LBZ EGR Code Blocker Finger Stick Signal Modifier motorcycle in Buena Park, California, US, for US $49. This list has been updated to includes Chevy/GM Duramax diagnostic trouble codes. Check the "Possible Causes" listed above. This creates some confusion as the 06 LLY is distinctively different from the 04. 6L Duramax Diesel High Flow Intake Manifold Details about Banks Ram Air Intake Dry Filter 06-07 GM 6. You may have to register before you can post: click the register link above to proceed. Like check 4 wheel drive. it gave an egr code. Duramax LB7 EGR Vacuum Lines Walkthrough and Explaination - Vacuum Diagram CombustionMonkey. 2001-2004 Duramax 6. 7 out of a 2005 dodge ram with a EGR and put it in a 2002 dodge ram without a EGR if. Truck Master 69,957 views. Rough idle. The Body Control Module (BCM) produces the theft deterrent fuel enable signal when the ignition is ON and the proper key resistor pellet is sensed. 2004 GMC Truck GMC C Sierra - 2WD. Can you put a 4. Duramax LB7 EGR Vacuum Lines Walkthrough and Explaination - Vacuum Diagram CombustionMonkey. Sierra, Silverado (VIN C/K) Service Manual. 2003 GMC Duramax throwing code P0404 randomly. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Paper work stated: Code PO403 updated PCM and performed EGR valve moter clean procedure. Details about 06-07 6. We carry stock replacement to High Performance Borgwarner S400. i just put my new pcm in from zippy and my truck wont start, anyone know how to fix this? Code: P1631 Theft Deterrent Password Incorrect. (GM LML Duramax spec. It is thought that this code can interfere w/ cooling fan operation (at least with some engine calibrations). Most basic automotive systems can be pinpoint tested down to a faulty component in a matter of less than 20 minutes, regardless of the code. Operation Section 1±1 1. 6L Duramax LLY LBZ Fuel Injection Pump Return Hose New GM OEM 12625278 06-07 GM 6. Diesel Duramax Active Topics - Topics that are currently being discussed in the Forums. We take a close look at the evil of EGR on diesel engines and the havoc that it can cause to your late model Ford, Dodge, or GM diesel truck in this month's issue of Diesel Power Magazine!. NOx gases, which cause acid rain and respiratory problems, are formed when the engine's combustion temperature is too high (2500° F). California vehicle. Reset check engine light on 2003 Chevy 2500hd duramax? Answer. Wiki User 09/13/2011. We also carry filters, shocks, floor mats, and other useful service parts. Duramax EGR delete and PCV install - Most Popular Videos. We analyze millions of used cars daily. Focusing on the 6,6L Duramax V8 & somewhat the 6. LB7/LLY duramax trucks (01-05) have very weak connecting rods from the factory. 4 Powerstroke Diesel Trouble Diagnostic Code List DTC. P0404 - Exhaust Gas. DIAGNOSTIC TROUBLE CODE DEFINITIONS P0404 EGR Valve Open Pintle Position (6) B DIAGNOSTIC TROUBLE CODE DEFINITIONS 03 Duramax. Really BAD gas mileage. All engines utilize a cooled EGR (exhaust gas recirculation) system, catalytic converter a. If the truck goes 10 mph and won't go any faster then your vehicle has gone into D-Rate mode or limp mode. Engine runs fine, but getting P0101 and P0404 codes. Get the best deals on DuraMax Car & Truck EGR Valves & Parts when you shop the largest online selection at eBay. P0404 is the code I had prior to fixing it with the previous video I posted. 2 ORDERING A 2020 DURAMAX to Replace My LLY!!! PLUS My Blazer Rock Crawler Build is DONE. Vehicle will not crank. 2001 also introduced the Allison 1000, arguably the first automatic transmission in its class worthy of being mated to a powerful diesel. Home / Engines / 2001 - 2004 6. Click on a link below to visit a website that will allow you to upgrade or install a supported browser. Soot-laden EGR manifolds affect both idle quality and fuel economy. In 2006 the Duramax changed again. 1998 Sonoma SLS 4. Today, out of the blue, I had SES light and code P0404 thrown twice. 5 to LBZ LLY Duramax engines, but nothing on LB7 EGR. First diagnose P1621 CHEVROLET code. replaced the egr valve, engine light still comes on same code P0404 from - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. com! 2003 Sierra 2500 p0089 p0380 p0404 p0802 p1093 u2106 Also including Oldsmobile, Geo, Hummer, and Saturn (North American brands). Air Intake Systems; P0404 Exhaust Gas. P0404 - Exhaust Gas Recirculation Circuit Range/Performance. Besides, it also shows the global search volume, CPC and the competition for each keyword. Learn what does P1626 Chevrolet Theft Deterrent Fuel Enable Signal Not Received means, location and how to repair? The Body Control Module (BCM) produces the theft deterrent fuel enable signal when the ignition is ON and the proper key resistor pellet is sensed. I replaced egr valve on 04 duramax but keep geting P0404 code is there some elec sensor to replace? - Chevrolet 2500 question. Under the hood the LB7 Duramax engine is cranking out some power with EFI Live DSP-5 custom tuning along with many other mods such as an MBRP 4" Exhaust, AFE Cold Air Intake and a BatMoWheel Compressor Wheel. Home Chevy/GMC LB7 (01-04 Trucks) Fuel System Tanks/Misc LB7 Duramax Diesel Fuel Pressure Regulator 0928400535. Duramax Buyer's Guide: How to Pick the Best GM Diesel. Another P0404 question. Duramax white smoke on acceleration - Revitol Skin Care Natural acne spot gel Duramax white smoke on acceleration. I'm guessing a loose connection at the ecm or something to that affect to be throwing so many random codes. Diesel Duramax Forums - Our Diesel Duramax Forums with thousands of discussion topics. I know, I know, low post count Newb in desperate need of an already covered topic. Duramax LB7 If this is your first visit, be sure to check out the FAQ by clicking the link above. DTC P1404 Exhaust Gas Recirculation (EGR) Closed Position Performance. I swapped the MAF with one that is visible cleaner than the original and it is still popping a P0101. The LB7 Duramax was first introduced for the 2001 model year as General Motors retired its 6. The PCM retests for a stuck valve when the desired EGR position returns to 0%. Battery is okay and fully charged. Has a P0404 that will only clear for a few drive cycles, and then comes right back on. We carry stock replacement to High Performance Borgwarner S400. Help please duramax gurus. Chevy/GM Duramax Diagnostic Trouble Codes (DTC) Diagnostic trouble codes (or fault codes) are codes that are stored by the on-board computer diagnostic system. The early 2006 engines were still called LLY and the later 2006 and 2007 "Classic" became the LBZ. Yes it would be the same. A PDTC check is being added to the BAR-OIS Smog Check inspection on July 1, 2019. 6L Duramax Diesel Engines (Years: 2004. Paper work stated: Code PO403 updated PCM and performed EGR valve moter clean procedure. Visually inspect the related wiring harness and connectors. Should have at least 15 inches. I put it on a 3130 scanner & the code that came up was P0404 Exhaust Gas Recirculation Control Circuit Range Per. The duramax is diesel with the unique use in truck made by the general motors vehicle company. Classifieds Area. Another P0404 question. 2003 Chev Duramax diesel. This timer can be monitored in the Passlock Data parameter of the scan tool. My bone stock lb7, california emissions truck keeps throwing a p0404. 4L Powerstroke Diesel EGR Valve Housing, Ford part number 8C3Z9E461A LB7 01-04 Trucks. Unfollow duramax ecm to stop getting updates on your eBay Feed. DTC P1404 Exhaust Gas Recirculation (EGR) Closed Position Performance. Tips on performance, fuel economy, troubleshooting and more. 2) Chevy 2500 diesel wont drive over 5 mph. 2 chevy - Free download as PDF File (. The injectors seemingly have chronic premature failure, which has led to warranty extension and a rush for Bosch to redesign and create better-performing aftermarket injectors. com! 2003 Sierra 2500 p0089 p0380 p0404 p0802 p1093 u2106 Also including Oldsmobile, Geo, Hummer, and Saturn (North American brands). Home Chevy/GMC LB7 (01-04 Trucks) Fuel System Tanks/Misc LB7 Duramax Diesel Fuel Pressure Regulator 0928400535. The truck made ~700hp/1200tq. The 2006 to 2012 6. I put it on a 3130 scanner & the code that came up was P0404 Exhaust Gas Recirculation Control Circuit Range Per. 0 Powerstroke? Diesel Power Products carries a variety of products to fix the most common problems associated with the issues surrounding the 03-07 6. The mass airflow sensor (MAF) measures the amount of air entering the engine. 0L DIESEL, ARP HEAD STUDS, EGR DELETE, 65HP TUNE, BULLET PROOFED! SOLD - Give John Rawlins a call now @ 614-563-9999 Nationwide Shipping AVAILABLE!!!. replaced the egr valve, engine light still comes on same code P0404 from - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. Free Download lly rowlan in United States. Phaser Tech on 4. On my LBZ duramax I installed the Kennedy Diesel finger stick and blocker plate to eliminate code P0404 and P0401. How To Fix P0404 EGR Code on LB7 Duramax Diesel California Emissions Model P0401 EGR Insufficient flow test EGR Valve and EGR Cooler Replacement - Chevy Silverado 2500. Paper work stated: Code PO403 updated PCM and performed EGR valve moter clean procedure.