Ford f150 p0171 code - How to fix a Ford P0174 engine code: Fuel Injection System Too Lean Bank 2A lean condition exists if the engine is getting more air than fuel in the cylinder...

 
OBD II fault code P0171 is a generic code that is most commonly defined as "System Too Lean- Bank 1", and is set on gasoline engines when the PCM (Powertrain Control Module) detects that the air/fuel mixture is too lean. In this context, "lean" refers to a condition where there is too much air relative to fuel in the mixture.. Paul reubens elvira

The most common cause for the type of problem on the lean codes P0171 and P0174 is in most cases caused by a vacuum leak due to a rotted out hose and or a leaking intake manifold. Start with making sure the fuel pressure is with in spec and check in and around the intake for signs of leaking vacuum, take a close look at the PCV supply line as ...Jan 3, 2024 · P0171 and P0174 are diagnostic trouble codes for lean condition in bank 1 and bank 2, respectively. These codes indicate that the engine is receiving too much air or not enough fuel, resulting in a lean air/fuel mixture. The potential causes include a vacuum leak, faulty oxygen sensor, clogged fuel injectors, or a malfunctioning mass airflow ... Jan 6, 2024 · Introducing the Article: “Cracking the Mystery of the 2004 Ford F150 P0171 Code” If you’ve ever experienced the frustrating P0171 code on your 2004 Ford... Jul 20, 2022 · To diagnose the P0171 1997 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour. 2004 - 2008 Ford F150 - 2006 4.6 p0171 and p0174 - Hey guys on my 2006 4.6 4x4 140k I'm getting a p0171 and p0174 on and off on start up. Most days they are just pending codes (no MIL) but the other day I started her up (she was already warm) and the MIL came on for both codes. I cleared them, drove 2 hours home, and...1997 - 2003 Ford F150 - Codes p0171 and p0173 lean codes - I have a 02 5.4 4x4. Getting lean codes. They always come on at the same time. And usually only when it's cooler outside. I've checked some vacuum lines. The Pcv elbow is new along with the Pcv valve. Checked the vacuum line on the back of the throttle body....Vehicle: !998 Ford F150 4.6L. p0171. p0174. commented Aug 27, 2017 by inspector (101 points) yes by not properly controlling egr due to and or venting vacuum ; all of this while engine running. can also cause ac to deflect to defrost vents in some older explorers / mountaineers.well i stumbled across your discussion by serchiing for answers to the same problem, my problem started after i had the head gaskets,valve c gaskets,intake gasket and exhaust man. gaskets replaced. drove it home and the dreaded p0171 and 0174 codes came up. since then i replaced both up stream 02s,fuel filter ,air filter, cleaned throttle …Ford F-150 / F-Series Generations. 1997 - 2003 Ford F-150. Looking for recent topics? F150 Codes P0171 / P0174 Information. 58 posts 1; 2; 3; Next; 3FOX Hardcore Ford Truck Fanatic Posts: 3868 Joined: Mon Oct 22, 2012 2:53 am Truck: 02 F150 SCREW. F150 Codes P0171 / P0174 Information.On V6/V8/V10 engines, Bank 1 is the side of the engine that has cylinder #1. The P0171 is one of the more common trouble codes. This code is triggered by the first downstream (front) O2 sensor. The sensor provides a reading of the air:fuel ratio leaving the engine's cylinders, and the vehicles powertrain/engine control module (PCM/ECM) uses ...Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content ... The CEL will come on, sometimes, after a failed start. I pulled the code and it's P0171. I've read on here that a weak fuel pump can cause the hard to start problem. ... The P0171 is the 02 reading lean and in order for the 02 to start reading they need ...Replaced and code cleared.Other than that just P0171. The truck is a 2013 F150 Ecoboost XLT Supercrew 4x4 6.5 box. Save Share. Like. noodles ... F150Ecoboost.net is the best Ford F150 Ecoboost Forum with discussions on 2011+ F150 Ecoboost Trucks. Discuss performance mods, towing questions, wheels, tires, lift kits, and much more! ...Fuel pressure stays 40PSI on the live data even at WOT. 1999 to 2016 Super Duty - 5.4 3v P0171 and p0174 - Looking for some help on my 2005 f250 5.4 with codes p0171 and p0174. I have replaced fuel filter, MAF, Checked for vac leaks by smoke and water test. Any help for things to check would be appreciated.Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content. Quick links. FAQ; F150 Forum. Ford F-150 / F-Series Generations. ... P0171 and P0174 Codes when Restoring the Stock Air Intake. Post by thoffman » Sun Dec 05, 2010 10:58 pm. Hello everyone,Nov 2, 2008 · Maintenance Shop - P0171 (Bank 1 lean), P0175 (Bank 2 rich) at sametime - Original problem was running rough and no power with codes P0301, P0306, P0305 & P0306. I changed out the ignition coil, and all plugs, verified wires good. The most common cause of the P0171 code – and the P0170 and P0173-P0174 codes – is unmetered air entering the combustion system. Most of the time, this happens due to faulty or dirty mass ... How I fixed my P0171 and P0174 trouble codes on a 2003 Ford F150.If the P0174 is combined with the P0171 code, the problem is likely caused by an intake leak or the Intake Plenum Gasket and seals. If there are no intake leaks, the next step is to replace the air filter and clean the airflow meter. ... 2009-2010 Ford F-150 2009-2011 Ford E-150 2009-2011 Ford E-250 2009-2011 Ford E-350 2009-2011 Ford E-450 ...Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content ... Truck: 1998 f150 xlt Location: baltimore. p0301 p0306, p0171,p0174. Post by mark4861 » Thu May 16, 2013 4:04 pm. 1 and 6 cylinder keep popping this code, both wires can't be bad, 2 plugs arne't the problem, both fuel injector's bad, I don't think it's ...This is a possible solution to this common code on the early 2000s Ford f150 and E150 trucks and vans. This is done due to TSB Ford issued on the problem. Th...Re: rough idle with P0171 and P0174. by 3FOX » Sat Nov 16, 2013 2:51 am. The codes are set when the long term fuel trim tables go rich out of preset program limits. This can be verified with a Scanner looking at the live data trim table values. The ox sensors keep detecting too much Ox in the exhaust and tells the computer to richen up the fuel.Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content. Quick links. FAQ; F150 Forum. ... Looking for recent topics? 2002 F150 4.6L P0171 code. 2 posts • Page 1 of 1. Xentrae150 New Member Posts: 1 Joined: Sun Jul 30, 2017 8:42 pm Truck: 2002 F-150 Extended Cab. 2002 F150 4.6L P0171 code. Post by Xentrae150 ...Ford Mechanic: Kurt Mulling. Hello my name is ***** ***** I'll try to help you with the issue. The website may prompt you for a call , but that is up to you. first of the P0171 is a lean code which means you may have a vacuumleak or the air tube between the air filter and the throttle body is loose.Aug 29, 2017 ... Diagnosing check engine light codes for ... How to diagnosis check engine light codes p0171 and p0174 | 2002 Ford F150 XLT 4X4 Extended Cab.I will show you some tips and tricks I learned while fixing the lean codes on my 2003 Ford F150 with the 4.2L V6. A perpetual P0171 code was preventing me fr...Re: 2004 F150 no power, rough idle and throwing P0171. by cabrego » Fri Nov 05, 2010 3:13 pm. rgordon wrote: I have tried cleaning the MAF checking the vacuum hoses. I just installed new plugs so i know that is not the issue. I tried to hook up an actual scanner to it and it says it cannot communicate with the pcm.2004 - 2008 F150 - '04 F-150 Heritage code p0174 - I have an '04 F-150 Heritage and the check engine light came on. I hooked a code reader up and it brought up the p0174, system to lean bank 2 code. Only that code. I have seen on other threads and websites that an additional code is thrown along with the p0174, but...ford f-150: I have a 2004 ford f-150 with a 5.4l automatic. I have a 2004 ford f-150 with a 5.4l automatic. have trouble codes, p0300,p0305,p0306,p0307,p308,p0316,p0356,p0171,p2198 and p0022. have changed spark plugs,cam sensors,and crank sensor. no help. runs …A lean code on one side is an exhaust leak. I have P0174 right now. Drivers side pipe is pulling away from the exhaust manifold as the bolts have broken off just enough to let that happen. Changing good sensors (ones that show P0171 and P0174 codes does no good. Platinumkanikas.The "Check Engine" light was turned on yesterday on my '98 Expedition EB. I got two codes at the same time: 1. P0171- System Too Lean (Bank 1), and. 2. P0174- System Too Lean (Bank 2). I know either one of these codes can mean something is wrong with air intake, fuel system, or O2 sensor.1997 - 2003 Ford F150 - 02' 5.4L F150 Help with code P0171 - I've read all the threads on where to find the most common vacuum leaks and checked all the possibilities still not sure if I've pinpointed the problem? ... 1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck. 02' 5.4L F150 Help with code P0171. …Sep 28, 2019 · 01-26-2007 11:01 PM. Reply. /. Modular V8 (4.6L, 5.4L) - 4.6 P0174 Code - I've looked around the forums quite a bit. I have not found anyone that has had the same issue. I have a 2000 Expedition with a 4.6, with 175,000 miles on it. What sticks out to me is, I only have the P0174 code, and everyone else seems to have that, AND the P0171 code ... And at 2000 Rpms I had a bad vibration. Hook up my scanner and I'm getting a P2196 For B1S1 biased/stuck rich. So I begin to look for the issue why it's running rich and only on 1 side. And the exhaust smelled awful. Checked my fuel pressure to start with just to verify its good, and it was.These codes can indicate various problems, such as issues with the engine, emissions, fuel system, ignition, and more. Some common check engine light codes for Ford F150 include P0171 (System Too Lean), P0401 (Exhaust Gas Recirculation Flow Insufficient Detected), P0420 (Catalyst System Efficiency Below Threshold), and P0300 (Random/Multiple ...1997 - 2003 Ford F150 - P0171 Code Cost vs Value - After spending $1600 on my 1999 F-150 4.2L V6 Can't keep this code (P0171) from reappearing. To date have replace both O2 sensors. MAF sensor, intake manifold, fuel filter, fuel pump and sending unit. Any suggestions on what to focus on next?1997-2006 Expedition & Navigator - P0171 code and long term fuel trim 1 reads high - I have a 99 expedition with the 5.4L. It idles rough and the check engine light is on. When I hooked up my scanner it gave me the P0171 system 1 too lean code. While checking the run time data, I found that the long term fuel trim 1...To diagnose the P1537 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.1983 - 2012 Ranger & B-Series - P0171 code - I've got a 2000 Ford Ranger 2.5. Keep getting a code of P0171. I have changed the fuel filter, maf sensor ,PCv and 2 vacuum hoses, Checked for vacuum leaks. Plugs and wires. Still getting the code.Descubre cuál es el código de falla P0171 Ford. Síntomas, causas y soluciones! ☝ - Sistema de inyección de combustible demasiado pobre en el banco 1. Motor (P) Red (U) Carrocería (B) Chasis (C) Por Marcas. ... P0660 2001 Ford F150 - Código DTC de falla OBD2. P1102 Ford - Código DTC de falla OBD2. P0476 Ford - Código DTC de falla OBD2.This time I plan to do it myself. I'm going to cut open the floor in back and replace the pump from above. It looks like Rock Auto has the Motorcraft for about $300.00, though I may buy something cheaper. 1968-Present E-Series Van/Cutaway/Chassis - 2003 5.4l P0171 P0174 Solved. Repair Completed - Hello, everyone.Here are the most common causes of P0175 in the Ford F150: Vacuum Leaks- With the Ford F150, a vacuum leak is one of the most common causes of the P0175 code.Take a look around and see if you can find a vacuum leak. Here's a great YouTube video on how to find a vacuum leak.; Oxygen Sensor- The P0175 code is thrown when the B2S1 O2 sensor does not register the right amount of oxygen in ...The P1506 code means that the engine idle is out of factory specification. Sometimes the Idle Air Control (IAC) may have carbon built up. Disconnect the car battery, remove the valve, clean, re-install valve, and drive the vehicle for about 5 minutes with the headlights and A/C ON to get the idle relearned. Also, check for intake leaks or stuck ...General F150 Discussion - P0420 and P0171 codes. - I was gifted a 2006 F150xl from my parents. The truck sat for some time because my father wasn't driving. ... General F150 Discussion General Ford F150 truck discussions and questions. Sponsored by: P0420 and P0171 codes. Reply Subscribe . Thread Tools Search this Thread 12-10 …3.8 & 4.2L V6 - P0171 and P0174 - I'm at 51,000 miles in a 2003 4.2L F150 and my first check engine light came on. Ran by Autozone and got them to scan for codes. I have the P0171 and P0174, lean on both banks. The thing that gets me is the engine runs fine. No rough idle, cranks fine, holds mph and still has plenty...Dec 23, 2018 · In this video I discuss common causes associated with Ford F series trucks experiencing a rough idle condition and/or codes P0171 and/or P0174. A common caus... 1997 - 2003 F150 - Service Engine Soon: P0171 - Hi all. I have a 2002 Ford F-150 5.4l V8, 4x4. Today, the service engine soon light came on. I scanned it, and came up with code P0171 System too lean bank one. I've did some searching and learned that one thing to try might be to clean the mass air flow sensor.P0021 is a common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Ford F150 can have VVT, and is prone to developing this code. P0021 is a generic OBDII code. This means that it has the same definition regardless of the make or model of the vehicle.Thats because they are around 60%. 1997 - 2003 F150 - Trouble Codes P0171 and P0174 - I have a 2002 F150 4x4 reading codes P0171 and P0174, (fuel system lean banks 1 and 2). The 5.4L has a KN, and a throttle body spacer. I cleaned the MAF with electrical cleaner, and replaced the fuel filter.Ford F-150 / F-Series Generations. ... Code P0171. 13 posts • Page 1 of 1. danir1968 New Member Posts: 7 Joined: Sun Dec 07, 2008 1:55 am Location: Texas. Code P0171. Post by danir1968 » Sat Mar 14, 2009 8:57 pm '02 F150 6 cyl. 4.2 eng. Service Engine Soon light has been on for a couple years now. Usually change a sensor and good to go for ...2001 f150 4.2L P0171 & 174. ... I have a 2000 f150 an was causing trouble codes for maf to appear ! Replaced mac couple times not long inbetween to change the iAt in intake duct system an no more problems with service engine light returning ! ... Ford Forum is a community to discuss all things Ford. Check out our discussions on the Ford Escape ...Your car or truck has either a P0171, P0174 lean fault code or both stored in the pc, these codes derive from Oxygen Sensor (O-2) readings. A lean code or codes suggest that there surely is too-much air in the exhaust. Bear in mind parts shops have staff members having good motives nonetheless they may not have the experience necessary …Learn how to diagnose and fix the OBDII code P0171 Ford, which indicates a lean condition in the engine. Find the possible causes, symptoms and solutions on AutoCodes.com.Maintenance Shop - 2003 F150 4.6L With P0171 & P0174 Codes - Hello everyone, I bought this truck about two weeks ago from a used car dealer. A few days later I got code P0301 for a misfire on Cylinder #1 so we replaced the coil pack. I know I need new spark plugs since we checked them and they are pretty rough (are...P0171 - Fuel Trim System Lean → Bank 1: P0171 indicates that the side of the engine with the first cylinder (Bank 1) is running lean. P0174- Fuel Trim System Lean → Bank 2: P0174 indicates that the side of the engine with the first cylinder (Bank 2) is running lean. On inline engines, this code is not available, since there is only one ...The most common cause of the P0171 code – and the P0170 and P0173-P0174 codes – is unmetered air entering the combustion system. Most of the time, this happens due to faulty or dirty mass ...I solved my notorious P0171 and P0174 codes. I had to replace the little elbow under the intake and clean the PCV valve. I also installed an air/water seperator between the PCV valve and the intake to collect oil. Now I get PO0401. EGR low flow code. I tested the DPFE sensor and it reads the correct range of volts.New trouble codes P0171,P0401,P0411. 3 posts • Page 1 of 1. ricktur New Member Posts: 13 Joined: Fri Jan 23, 2004 10:49 am. New trouble codes P0171,P0401,P0411. Post by ricktur » Mon Sep 13, 2004 5:04 pm. I have a 1996 Ford F150 with the 4.9 six cylinder engine. A few months ago I had a P0420 trouble code. I was told that this was a ...2004 - 2008 Ford F150 - P0171, p0303, p0353 - These are the codes I pulled after I got home from work today. So, I went to the dealership and bought a new COP ($87.42), and replaced it. ... 2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck. P0171, p0303, p0353. Reply Subscribe . Thread Tools Search this Thread 04-06 ...How I fixed my P0171 and P0174 trouble codes on a 2003 Ford F150.Ford F-150 / F-Series Generations. 1997 - 2003 Ford F-150. Looking for recent topics? F150 Codes P0171 / P0174 Information. 58 posts 1; 2; 3; Next; 3FOX Hardcore Ford Truck Fanatic Posts: 3868 Joined: Mon Oct 22, 2012 2:53 am Truck: 02 F150 SCREW. F150 Codes P0171 / P0174 Information.Apr 25, 2018 ... ... f150 p0171 p0174 2004 f150 p0171 p0174 p0171 code ford f150 02 f150 p0171 ford f150 code p0171 rough idle ford f 150 v6 p0171 what is a p0171P0171. by hookedoncrime » Mon Jan 02, 2006 10:56 pm. Hello, first time poster here. I've been lurking for a while and decided to post to see what help I can get. Anyway, to the problem. I changed my plugs a couple days ago and I had some misses. I fixed the misses and shortly after a code came up reading P0171 - System too lean (bank 1).Jul 20, 2022 · To diagnose the P0171 2008 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour. Thanks to all who replied. This forum is great! 1997 - 2003 F150 - 98 4X4 5.4L Idle rough P0171 Code - 1998 F-150 4X4 5.4L Started idleing rough (periodically) and OBD II code P0171 (System too Lean (Bank 1) ) sometimes appears. Runs great at drive RPM.2001 f150 4.2L P0171 & 174. ... I have a 2000 f150 an was causing trouble codes for maf to appear ! Replaced mac couple times not long inbetween to change the iAt in intake duct system an no more problems with service engine light returning ! ... Ford Forum is a community to discuss all things Ford. Check out our discussions on the Ford Escape ...Diagnosing and Fixing the P0171 Code. To effectively address the P0171 code in your Ford F-150, follow these diagnostic and repair steps: Check for Vacuum Leaks: Inspect all vacuum hoses and connections for signs of wear or damage. Listen for hissing sounds that might indicate a leak. Use a smoke machine to identify hard-to-find leaks.2004 FORD F150 P0171, P0174, P0301, Misfire, and Lean Condition ... To diagnose the P0301 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto ...Introducing the Battle Against the P0171 Code in Ford F150: In this exclusive article, we dive into the notorious P0171 code that has been haunting Ford F150 owners. As a Mechanics teacher, join us as we unravel the mysteries behind this engine trouble and explore the potential causes and solutions.2004 - 2008 Ford F150 - P0171, p0303, p0353 - These are the codes I pulled after I got home from work today. So, I went to the dealership and bought a new COP ($87.42), and replaced it.I just saw the intake and assumed that was the truck in question. 2009 - 2014 F150 - F150 5.0 P0171 P0174 - For the last few months my truck has been throwing an intermittent check engine light due to the same code every time - P0171. The dealer has allegedly checked everything and has given me the We have done all we can do speech.Oct 22, 2020 ... Comments42 ; P0171 Trouble Code: System Too Lean Bank 1 Diagnosis. Big Dog50001 Automotive · 2.5M views ; Check Engine Light? System Too Lean - ...Sep 6, 2019 · 2004 - 2008 Ford F150 - 2006 4.6 p0171 and p0174 - Hey guys on my 2006 4.6 4x4 140k I'm getting a p0171 and p0174 on and off on start up. Most days they are just pending codes (no MIL) but the other day I started her up (she was already warm) and the MIL came on for both codes. I cleared them, drove 2 hours home, and... Popular Mechanics Magazine can recommend trying a few troubleshooting steps to resolve the P0171 code in a Ford F150. One technique is to check for vacuum leaks using a smoke machine or by spraying carburetor cleaner around the intake manifold and vacuum lines while the engine is running. Another suggestion is to clean or replace …P1131 lack of H02S11 switch sensor indicates lean. P1151 lack of H02S21 switch sensor indicates lean. P0171 system too lean bank 1. P0174 system too lean bank 2. I am thinking of replacing the following parts: isolator bolts 55164. plenum gasket set MS94452. vacuum retainer bushings 47099. thanks.Dec 26, 2023 · What does the PO171 code mean in a Ford F150 according to Popular Mechanics Magazine? According to Popular Mechanics Magazine, the PO171 code in a Ford F150 indicates a system too lean on bank 1, which means there is an issue with the air-to-fuel ratio being too low. In this video, I show you how I troubleshoot a Check Engine Light (CEL) / Diagnostic Trouble Code (DTC) P0171, System Too Lean Bank 1. The exact vehicle in ...Sep 10, 2019 ... Here is a breakdown of the oxygen sensors for the Ford F150, 5.4 engine. I will assume that most 5.4 Ford engine have the same breakdown.1987 - 1996 F150 - P0171 & p0174 - I'm troubleshooting a P0171 & P0174 code on my truck and just wanted to make sure I'm on the right track. My scan tool is pretty basic but I'm hoping I can get this solved without buying a better one (that's in the works) and without guessing. The truck has had performance issues...One of the most common trouble codes with the Ford F250 is P0171. It indicates that your Ford F250 is running lean on the bank one side. It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes.Truck: Ford F-150, 4.9L EFI, 4x4 Regular Cab short bed. 100,300 miles. ... I'm REALLY bummed that the troubleshooting of this issue was abandoned. I am experiencing the exact same problems (codes p0171/p0174, rough start) and am not sure what to start looking for. I was thinking it was fuel related and have so far replaced the fuel filter, but ...Ford F-150 P0171 P0174 Trouble Codes - vacuum leak (water test) - YouTube. ScannerDanner. 412K subscribers. Subscribed. 2.6K. 289K views 9 years ago (Chapters …This article will help you to diagnose diagnostic trouble code P0171 (System Too Lean Bank 1) and/or P0174 (System Too Lean Bank 2) on your Ford, Mercury or Lincoln 4.6L or 5.4L equipped car, pick up, van or SUV. Although you can apply this info to any Ford vehicle with a V6 or V8, this info concentrates on the Ford 4.6L and 5.4L V8 …Maintenance Shop - P0171 (Bank 1 lean), P0175 (Bank 2 rich) at sametime - Original problem was running rough and no power with codes P0301, P0306, P0305 & P0306. I changed out the ignition coil, and all plugs, verified wires good. Little to no change, still runs rough. I can pull a plug wire off cylinders 1 through 3...Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content. Quick links. FAQ; F150 Forum. Engine / Transmission / Drivetrain. Modular/Triton V8 Engines: 4.6L, 5.4L (97-10) Looking for recent topics? code P0171 and P0174. 8 posts • Page 1 of 1. robruf Regular Member Posts: 50 Joined: Mon Oct 13, 2003 2:02 am ...May 22, 2023 · Learn about the P0171 Ford F 150. Discover common causes, possible fixes, and how to prevent this lean code problem in the future. Jul 23, 2018 ... This is a possible solution to this common code on the early 2000s Ford f150 and E150 trucks and vans. This is done due to TSB Ford issued ...496. 52K views 5 years ago. In this video I discuss common causes associated with Ford F series trucks experiencing a rough idle condition and/or codes …2004 - 2008 Ford F150 - '05 4.2L Woes - P0171 P0302 - Tonight on the drive home, the truck started bucking pretty bad and threw a CEL. Checking with my very basic scanner gave me P0171 (Lean Condition Bank 1) and P0302 (Cylinder #2 Misfire). I've had some sort of exhaust leak for the past few weeks (can smell exhaust...2004 f150: rough idle..mass air..fuel filter o2s 1&2 60..lean. 2004 f150 codes p0171 & 174 p2195 & p2197 rough idle stft 45 ltft 0 cleaned mass air flo changing fuel filter o2s 1&2 60 at idle 2000 rpm read more. Ron.What are the Possible Causes of the DTC P1152 Ford? NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. Faulty Upstream Oxygen Sensor Bank 2. Fuel pressure high or low. MAF sensor dirty/defective.Re: 2002 ford F-150 Code P0171. by Chris's FX4 » Wed Nov 13, 2013 10:52 pm. Try cleaning the MAF first and check the PCV valve itself. Follow the PCV line from the valve on the passenger side valve cover to the back of the intake. There's an elbow back behind the intake up under the firewall, its hard to see unless you're practically sitting ...

The P0507 code is related to your Ford F150's idle air control system. The idle air control valve (IAC) plays a crucial role in maintaining a smooth idle by regulating the amount of air entering the engine. It's essential to maintain your F150's idle air control system to optimize engine performance and fuel efficiency.. Ffxiv no sound

ford f150 p0171 code

P0171 and P0174 Codes when Restoring the Stock Air Intake. 15 posts • Page 1 of 1. thoffman New Member Posts: 10 Joined: Wed Dec 01, 2010 6:48 pm Truck: 1999 F-150 Lariat Edition. ... 2013 Ford F-150 XLT 6.2L 3.55 4X4 Stock Super Cap (5 Star Tune to come) Only Ford Products Owned! Top.Updated: March 17, 2023. A P0171 code appears in the engine control unit when the oxygen sensor on bank 1 recognizes too lean of an air-fuel mixture for the sensor to correct it. Several different things could cause this trouble code. Here is what you need to know about the P0171 code.Seems like it's running fine ,but cannot get anyone to figure out the 172 code rich bank 1 . Had trim codes recalibrated and updated engine computer . 3 times the ... 1997 Ford f-150 codes P0171 & P0174 I have a Ford F-150, 4.2L, V6, with about 141,000 miles on it. I replaced the sparks plugs and wires because it had not been done in a year and ...runinning 28-30. Then your fuel PSI is low, yours should be: Engine running 28-50 psi. Key on engine off 35-45 psi. This could be due to a bad pump or a bad or leaking fuel regulator. Low PSI can set a P0171 lean code, so I would focus on solving this low pressure issue.Jan 10, 2024 · There are several common engine light codes specifically related to Ford F150 trucks. Some examples include P0171 (System Too Lean Bank 1), P0300 (Random/Multiple Cylinder Misfire Detected), and P0420 (Catalyst System Efficiency Below Threshold). 2004 FORD F150 P0171, P0174, P0301, Misfire and Lean Condition ... To diagnose the P0174 2004 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most ...by CollinsTech » Wed Dec 07, 2005 10:41 pm. If your P0171 and P0174 has gone away---then the intake is not leaking. The bubbling you see is the spray hitting the hot engine. Also, you sometimes hear what sounds like a vacuum leak, but it isn't. If the P0401 is the only code you are getting, then it is not the intake.1997 - 2003 Ford F150 - p0171, p0302 - Trying to figure this one out. I know 0171 is lean on bank one, and 0302 is a misfire on cylinder 2. Replaced spark plug and coil pack on cylinder 2. 2002 f150 5.4 240k miles Engine runs nice and smooth most of the time, but when the code pops up will stumble at an idle, and just...Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content. Quick links. FAQ; F150 Forum. ... that goes from 3/8" to 5/8" at the manifold and it deteriorates over time causing enough of a vaccumm leak to set the P0171 and P0174 codes rtjohnson1964 . Top. ToddPhillyThe long term fuel trim diagnostic parameter is an average of several of the long term speed load learn cells which the PCM selects based on the engine speed and the engine load. 2004 - 2008 F150 - 2004 F150 5.4 codes P0172 & P0174 - I've been going through trouble shooting with no luck. Originally I was have these codes plus misfire on #1.i have a 2002 ford f150 with a 4.2l. it has codes p0171 lean bank 1 and a p0175 rich bank 2. pulled both oxygen sensors and one was black and one seemed to be getting coolant on it. i replaced the lower intake gasket and out boyh upstrem sensors in it. same codes.. then replaced the maf sensor. still has same codes. it has spark knock at high ...Ford F150 5.4 P0171 & P0174 Lean Codes fixed vacuum leak and runs like new! Any questions I'll be glad to respond. Also showed Fuel sys1 OL-FaultFord F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content. Quick links. FAQ; F150 Forum. Engine / Transmission / Drivetrain. Modular/Triton V8 Engines: 4.6L, 5.4L (97-10) Looking for recent topics? code P0171 and P0174. 8 posts • Page 1 of 1. robruf Regular Member Posts: 50 Joined: Mon Oct 13, 2003 2:02 am ...Causes Of P0171 Code In Ford Vehicles. 1. Faulty Mass Airflow Sensor (MAF) The Mass Airflow Sensor measures the amount of air entering the engine to calculate the proper air-to-fuel mixture. If it's giving incorrect readings, it can cause the engine to run lean..

Popular Topics