Ford f150 p0171 code

The P0171 code typically indicates a lean condition in the air/fuel mixture, which can cause engine damage if not addressed. It is best to have the vehicle inspected and repaired by a qualified mechanic as soon as possible. In conclusion, the Ford engine code P0171 is a common issue that many Ford owners may encounter.

Ford f150 p0171 code. 1987 - 1996 F150 & Larger F-Series Trucks - 1996 F-150 4.9l Dtc P0171 And P0174 - Hello all I just replaced my EGR valve position sensor, both up stream oxygen sensors. And battery. I cleared all the DTC's, then drove 10 miles. The dreaded DTC P0171 and P0174: system too lean came up again. I am thinking fuel pressure...

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 to ...

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. ToddPhillyTo 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.Sep 7, 2018 · 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. Solution to my Code P0171, P0174 Problem. On a long trip in our 2013 E350 Class C motorhome (6.8L V10) I had the notorious CEL accompanied by rough idle and stalling. Long story short, I pulled the codes with my Autel unit and found the P0171, P0174 codes indicating lean condition on banks 1 and 2. After searching the forum I …Nov 13, 2019 · 1997 - 2003 Ford F150 - 2001 - P0171 code questions - My son's truck recently had service engine light, I read the code with my cheap little NAPA reader and got a P0171. Did some searching and looks like maybe a vacuum leak. We are not mechanics but can turn a few wrenches. Wondering has anyone experienced this code...

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. ... New codes: P0171 and P0174. Post by craig72 » Fri Apr 03, 2015 7:55 pm. Well, I was looking into this today and decided to pull the codes. The P1506 is gone, and now I have ...When a vehicle has the fault code P0171, it means that computer can no longer automatically adjust the mixture between air and fuel. Code P0171 applies to 4-cylinder engines (Bank 1) as they generally have only one bank. If you have a V6 or V8 engine you can also get a P0174 code which refers to Bank 2. When the code says that the fuel system ...Maintenance Shop - P 0174, p0171, p0401 Problem solved - Just a quick posting to thank the F150 forum for being there. After experiencing the above System too Lean codes and EGR flow insufficient I read nearly every entry on solving this problem for my 2002 F150 4.2L. This truck has 252,000 miles on the odo, and still...1 / 1. 3.8 & 4.2L V6 - 98 F150 4.2L P0171 code - Have 4,2L with 125,000 miles. Check engine light is on with a P0171 code. When I first scanned the OBD2 there was two codes P0171 and P0174 codes. Changed spark plugs and wires along with a ETC sensor. Cleared codes and drove it few miles, light came back on and P0171 came up....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 ...

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.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 P0171 code means that more air than gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0171 is set in along with the P0174 code, it is highly likely that the problem is caused by an intake leak. If there are no intake leaks, the next step is to replace the air filter and clean the Mass Air Flow (MAF) Sensor.1997 - 2003 Ford F150 - 2003 f150 4.6 p0171 - Hey Guys, I know there are a million posts on this, but I think I'm having a somewhat unique situation. I have a P0171 code, and no P0174. It sputters bad when driving, feels identical to a misfire which is what I figured it was until I pulled the code (is it possible this...Received 1 Like on 1 Post. p0174, p0316, p0302, 02 f-150. Sisters truck. 100k+ miles. Number 3 Nasty plug. 3more bad. Replaced all plugs and reset codes. Prior codes for 3 and 2 misfire. Replaced all plug wires now down to Number 2 misfire and boy she stumbles.

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Just bought a used 2003 XLT V6 with 87,000 miles. "Service engine soon" light came on with the code P0171 - Bank one lean. Printout from Autozone. Definition. Fuel trim bank one condition. Explanation. The powertrain control module uses the oxygen sensor to calculate the air/fuel ratio of the engine. The computer has recognized a rich or lean ...I have a 1999 Ford F-150 V6 and recieving the following trouble codes P0171, P0174 and P0401. ... Just Posting for info. my Ford a 1996 Ford F150 4.9 six cyl had three trouble codes when I bought it . I Po 171 Po174 Bank 1 Too Lean Bank 2 to lean and a code about pre heat not sure the code # on that one . I Found all the rubber …Diagnostic trouble code P0171 means System Too Lean (bank 1). That means the car computer noticed the engine is running lean. A lean system means the air-fuel ratio entering the combustion chamber is not what the engine wants. It means there is too much air or too little gas to balance the specified mixture ratio.Jan 8, 2017 · 1997 - 2003 Ford F150 - P0171 and P0304 codes - I have a reg cab 4.6l f150 coding p0171 (bank 1 too lean) and p0304(misfire on cylinder 4). Being the truck is backfiring at the bottom of gears (its a standard), and stuttering in the gear and up hills, I was thinking fuel pump or clogged fuel filter.

Modular V8 (4.6L, 5.4L) - 2002 F150 Codes P0303, P0316, and P0171 - :-huh:confused:The issue started about three days ago with a slight hesitation and bumpy acceleration. The check engine light came on and then went off. The vibrations have been getting worse at idle but are smooth sometimes as well. I went to the...Mar 16, 2013 ... We had a 2006 Ford Freestyle come in with fault codes P0171 and P0174 ... P0171 Trouble Code: System ... F150 Runs Rough, Lean P0171 P0174 (SI Ep ...All times are GMT -4. The time now is . 1997 - 2003 Ford F150 - P0171 and P0304 codes - I have a reg cab 4.6l f150 coding p0171 (bank 1 too lean) and p0304 (misfire on cylinder 4). Being the truck is backfiring at the bottom of gears (its a standard), and stuttering in the gear and up hills, I was thinking fuel pump or clogged fuel filter.The codes, regardless of which one, is detected by the Oxygen sensors. 171 is lean detection bank 1. As excessive oxygen in the exhaust gas. 175 is rich detection bank 2. As to little oxygen left in the exhaust gas after combustion. . 171 shifts the Long term fuel table for bank 1 to the rich side. When it reaches +25% the code is set.1. Age. 63. Nov 24, 2017. #1. While DTC code P0171 and its closely related cousin, P0174, are two of the most common codes to afflict Ford F150 models, almost all Ford models are equally likely to suffer the effects of these codes at some point, and particularly Ford applications that have done more than about 60 000 miles or so.2001 f150 5.4 code P1047, now P0171. Can't figure this out?! Post by Bigz808 » Fri Jul 27, 2018 5:22 am. 2001 5.4 Idle problems. Rpm revs up and down at idle then shuts off. ... Truck: 2001 Ford F-150 xlt. Re: 2001 f150 5.4 code P1047, now P0171. Can't figure this out?! Post by Bigz808 » Thu Aug 02, 2018 4:51 pm. You were right! The rubber ...Ventas: Lun a Vie de 08:30 a 20.30 hs. Pos venta: Lun a Vie 08 a 17 hs. Repuestos: Lun a Vie 08 a 18 hs. Administración Plan Óvalo: Lun a Vie 08:30 a 17:30 hs. Hacé tu consulta. POR WHATSAPP. 385 498-0334. LO BRUNO AUTOMOTORES - CONCESIONARIO OFICIAL FORD PARA LA PROVINCIA DE SANTIAGO DEL ESTERO. 1991 - 2024.1997 - 2003 Ford F150 - 2001 f150 4.2l w/ codes p0171-p0174 - I just bought this truck 2weeks ago and the damn check engine light just came on with these codes; P0171-P0174. I had a Ford tech on yahoo answers tell me its probably the upper intake gasket. Could anyone tell me more about these codes before I tear my...The P0171 code is a diagnostic trouble code that indicates a lean condition in the engine’s fuel mixture on Ford vehicles. This code specifically refers to Bank 1, …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.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 ...

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 ...Vacuum leaks, coils/plugs misfiring, burned valves, etc can ALL set an O2 lean code. The trick is figuring out which one or more is causing it. Maintenance Shop - 2001 f150 5.4l codes p0171 and p0174 HELP!!! - the truck runs fine sometimes but seems to be getting worse. It has died a couple times at stop signs.1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck.OBDII Ford Code Definitions. Be sure to double check the codes. ... P0171: Fuel trim (FT) system too lean, bank 1: Intake/exhaust leak, AIR system, MAFNAF sensor, fuel pressure/pump, injector(s), HO2S: P0174: Fuel Injection System Too Lean Bank 2: Vacuum leaks, PCV valve: P0191:1997 - 2003 Ford F150 - 2003 f150 4.6 p0171 - Hey Guys, I know there are a million posts on this, but I think I'm having a somewhat unique situation. I have a P0171 code, and no P0174. It sputters bad when driving, feels identical to a misfire which is what I figured it was until I pulled the code (is it possible this...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 ...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.Thread Starter. 1997 - 2003 F150 - Dreaded P0171 & P0174...but only when cold! - So I recently bought my 2001 F150 4.2L Std cab, 2wd, 168k miles on it., the check engine light was lit up at time of purchase. I replaced the DPFE Sensor, and that solved that code. However, I still have the dual lean condition, P0171 & 0174, but only...Maintenance Shop - 2003 F150 4.6l P0171 and P0174 Codes - About a month ago my CEL light came on. Was a misfire in cylinder 4. Replaced Cop and plug, but problem stayed.

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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,2004 - 2008 F150 - Codes P0171 and p0174 - F150 Lariet 5.4 2004 ex cab 82,000 miles CEL came on read the codes P0171 and p0174 Ford store says I need 4 cat converters for 1200.00 hard to believe all 4 went bad at same time any advice did clean Mass Air Flo sensor Truck idles rough and will shut off after several...1997 - 2003 Ford F150; Stalling + P0171 Code Only When Warm; Topic Sponsor. 1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck. Stalling + P0171 Code Only When Warm. Reply Subscribe ... 1999 Ford F-150 XLT, Automatic, 4.6L V8 The ProblemIn this video, I fixed the source of the P0171 code on my 2001 Ford F-150. This code means the O2 sensors detected a lean fuel condition in bank 1 of the eng...1987 - 1996 F150 & Larger F-Series Trucks - P0171, P0174 96 F-150 5.0 - I know this is somewhat repetitive by my 1996 F150, 5.0 acting a little differently. First, the codes do not appear in normal driving situations. If pulling a trailer with good load, or stepping on it good with no trailer that's when I get the...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...DTC codes P0171 & P0174. I've had DTC P0171 & P0174 (lean in bank 1 and lean in bank 2) for a few weeks now (check engine light cued me on it). Autozone scanned it for me. It's on a 2003 F250 SD 4x4 5.4L. My first step was to clean the MAFS. Light came back on in about 30-40 miles. I then replaced the MAFS. 30-40 miles and the light came back on.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...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 ...1997 - 2003 Ford F150 - P0171 code - I have a 1997 F150 with 4.6 ltr engine. I am getting one code and this one code only P0171. In my estimation this will eliminate most air leaks behind the MAF, a leaky gasket between the intake manifold and the TB, a leaky gasket between the TB and the EGR, bad fuel filter or pump... ….

A heated oxygen sensor (HO2S) indicating lean at the end of a test is trying to correct for an over-rich condition. The test fails when the fuel control system no longer detects switching for a calibrated amount of time. P2197 Ford Code - Oxygen Sensor Signal Biased/Stuck Lean Bank 2 Sensor 1.The codes is usually set when there is an intake leak after the air flow meter, before replacing any parts check for loose or broken hoses and intake gasket leak. On Ford some models dirty air filter, and dirty or faulty air flow sensor are the cause of the problem. 2004 FORD F150 P0171, P0174, P0301, Misfire and Lean Condition.The 1940s Classic Ford Cars Channel covers popular antique Fords from the decade. Take a look under the hood of 1940s classic Ford cars. Advertisement The 1940s Classic Ford Cars C...Asked by GuruVG4ND Sep 24, 2018 at 01:19 PM about the 2002 Ford F-150 XLT SuperCab 4WD SB. Question type: Maintenance & Repair. ... After diagnostic when trying to buy used car there are codes P0171 and P0174 no engine light on. When test driving everything seems fine. No problem with accele... 2001 Ford Windstar SEL-P0171 Ford Mustang Causes. The P0171 code is thrown when something has caused there to be too much air or not enough fuel. With that in mind, here are the most common causes: ... Ford F150 P0171: Causes, Diagnosis, + How to Fix. Jason on Mazda 6 P0320: Meaning, Causes, & Diagnosis.Inspect your COP boots and wire if you change your plugs, use dielectric grease in the boots and anti-seize on the plug thread. Check these links for possible solutions... OBD-II Trouble Code: P0171 System Too Lean (Bank 1) , OBD-II Trouble Code: P0302 Cylinder 2 Two Misfire Detected. Reply Like. # 3.I'm a DIY but have some knowledge, skill and experience when it come to working on modern (1985 - present) vehicles. Problem: 1999 Ford F150 truck, 2WD, 5.4L engine. The OBD II system has captured the dreaded P0171 and P0174 codes. "System adaptive fuel to lean" Bank 1 and Bank 2. I have replaced the fuel filter, air filter.For the clogged fuel injectors, you can find P0171 Ford F150 4.2 engine, and the check engine light comes on. Engine roughly idle and make idle noise and fuel leaks. The engine also can misfire. Solution: To unclog the fuel injectors, you must remove them from the gasket. Then use a professional clog remover to clean it.To diagnose the P0171 2006 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. Ford f150 p0171 code, F150 Codes P0171 / P0174 Information. 58 posts Previous; 1; 2; 3; ajhosmer New Member Posts: 13 Joined: Thu Oct 19, 2017 1:57 am Truck: F150. ... Truck: 2003 Ford f-150 Lariot supercab 4x4 Location: Texas City, Tx. Re: F150 Codes P0171 / P0174 Information. Post by Ironman1960 » Thu Aug 08, 2019 9:37 pm., Status: Confirmed. Click to search for description on the Internet ... P0082. Intake valve control solenoid, bank 2 - circuit low Status: Confirmed. Click to search for …, The code P0174 in a Ford F150 indicates a lean condition on bank 2 of the engine. This means that there is an imbalance in the air-fuel mixture, causing the engine to run with too much air and not enough fuel. It can be caused by a variety of factors, including a vacuum leak, a faulty oxygen sensor, or a clogged fuel injector., Inspect your COP boots and wire if you change your plugs, use dielectric grease in the boots and anti-seize on the plug thread. Check these links for possible solutions... OBD-II Trouble Code: P0171 System Too Lean (Bank 1) , OBD-II Trouble Code: P0302 Cylinder 2 Two Misfire Detected. Reply Like. # 3., 2004 - 2008 Ford F150 - Need help 04 f150 5.4 4x4 with P0174 code - Hello, as stated above I have a 04 f150 5.4 and I am getting a p0174 code with slight misfire and major loss of power. I need help diagnosing this so I can fix it properly. Low on funds so I can't have a mech look at it., Ford F-150 / F-Series Generations. 1997 - 2003 Ford F-150. If you shop at Amazon.com (for anything), use this link to help support FordF150.net! Looking for recent topics? P0171 lean code again. 6 posts • Page 1 of 1. SRT92 Regular Member Posts: 28 Joined: Sat Aug 22, 2015 8:28 pm Truck: 2003 FORD F150 STX. P0171 lean code again., The P0171 code indicates that the oxygen (O2) sensor on bank 1 sent a signal to the engine control module that the air-fuel mixture is too lean to be corrected. The O2 sensors have the ability to correct a fuel mixture of +-15%. If it needs to be corrected more than that, the P0171 code will be stored., 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., General F150 Discussion - 1999 Ford F150 P0171 & P0174 code problems - I have a 1999 Ford F150 that keeps throwing P0171 & P0174 code. I have already changed all of the 02 sensors, the mass flow sensor, fuel filter, egr, idle control sensor, checked for vacuum leaks, replaced pcv hose ( there was a hole in the hose)..., P0141 is a very common OBDII code that occurs in the Ford F150. It is caused by a failure in one of the elements that heat the oxygen sensors, specifically bank 1 sensor 2, which is downstream from the catalytic converter. It technically stands for: The purpose of the heated element in the oxygen sensor, I'm getting codes p0171 and p0174. 2004 - 2008 Ford F150 - 2006 f150 5.4 p0171 - I got a 06 f150 that is consistently throwing a lean code p0171 and sometimes a p0174. When I first got truck it had a issue with running and a new fuel pressure regulator sensor fixed that issue. I've smoked tested for vacum leaks coming off the brake booster hose ..., Code P0171 indicates Bank 1 of the engine has a lean fuel mixture. P0174 indicates Bank 2 of the engine has a lean fuel mixture. Engine Bank 1 is the same side of the engine as Engine Cylinder 1. Engine Bank 2 is the opposite side of the engine., 1997 - 2003 F150 - P0181 Code - Hi, I have a 99 F-150 V6 that the Engine Light came on. It came on while I left work. ... 0181, 1999, 2010, bronco, code, egr, escape, expedition, f150, f250, fix, fixed, ford, p0171, p0181, problem. Back to Subforum. 1997 - 2003 F150. View Next Unread. 97 F150 V6 starter will not disengage Thread Tools. Show ..., I have a 05 F150 with the 4.6L and I'm getting codes P0171 and code P2072. I believe them to be related to fuel evap because sometimes when I'm at half tank the cel goes out but when I refuel it comes back on. Any help would be appreciated. Top. 3FOX ... 2008 Ford F-150" ..., Ford 2018 F-150 Engine: 2.7L EcoBoost ... Issue: Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost engine may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2196, P2198, P2BF0, P2BF2, P2BF1, P2BF3, P2BEC, P2BED, P2BEE, P2BEF, P130D, P0300, P0316, P0301-P0306, P0171, P0174,, 2004 - 2008 Ford F150 - Rough idle, pulling codes P0171 and P0174 - First thread on this site, so forgive me if I sound like an idiot. I recently purchased a 2005 XL 4.2L with very low miles (56K) and is in very good condition. ... 2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck. Rough idle, pulling codes P0171 and ..., If this does not work, you’ll likely need to replace the mass air flow sensor. #P0171 Ford F150 – p0171 ford fix. Typically, the P0171 Ford F150 code means that the air-fuel ratio is not correct, and there is an imbalance between air and fuel. This could mean there is not enough fuel, or there could be too much air in the engine., The P1131 code indicates that the heated oxygen sensor contains a failure in the upstream flow. Therefore, Bank 1 is seen as running lean. P1131 is a manufacturer-specific trouble code that is routinely found with several Ford models. The ECM (Engine Control Module) receives data from the oxygen sensors in the vehicle., This 2005 Ford truck has the classic lean DTCs P0171 and P0174. My first thought was...VACUUM LEAK! But not so fast...Enjoy!Ivan. This 2005 Ford truck has the classic lean DTCs P0171 and P0174. My ..., 1997 - 2003 F150 - 97 5.4 F150 codes P0171 and P0174 - Seems like I have a problem common to a lot of others. It started out with a cel and code P0171. I cleared the code and ran it for a couple of days and the cel comes on again half way home from work. Spent the remaining miles taking it out of gear just to keep it..., Feb 11, 2018 · 1 / 1. 3.8 & 4.2L V6 - 98 F150 4.2L P0171 code - Have 4,2L with 125,000 miles. Check engine light is on with a P0171 code. When I first scanned the OBD2 there was two codes P0171 and P0174 codes. Changed spark plugs and wires along with a ETC sensor. Cleared codes and drove it few miles, light came back on and P0171 came up.... , 1997 - 2003 Ford F150 - 1998 F150, P0171, P0174 codes, lean - I have a 1998 F150 4x4 Triton 5.4, automatic, AC, it has 110,000 miles. I have both O2 sensors triping P0171 and P0174, Fuel trim too lean bank 1 and same for bank 2. If I clear all codes using a reader both of the sensors/codes appear again at the same..., 2001 f150 5.4 code P1047, now P0171. Can't figure this out?! Post by Bigz808 » Fri Jul 27, 2018 5:22 am. 2001 5.4 Idle problems. Rpm revs up and down at idle then shuts off. ... Truck: 2001 Ford F-150 xlt. Re: 2001 f150 5.4 code P1047, now P0171. Can't figure this out?! Post by Bigz808 » Thu Aug 02, 2018 4:51 pm. You were right! The rubber ..., To diagnose the P0171 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 auto repair shops to charge between $75 and $150 per hour., 2004 - 2008 Ford F150 - p0171 , p0174 codes - 2004 f-150 5.4 . I did install a K&n air filter on and was wondering if this could cause truck to appear to run lean or is this increased airflow small enough to be adjusted for by the computer? These codes appeared when flooring it from dead stop. Also wanted to let..., I had only the p0171 code. My mechanic said the only thing he could find was a leak in the passenger exhaust gasket. He replaced it and cleared the code about 500-700 miles ago and hasn't came back on yet. Good luck. I heard this can be many different things. 2004 - 2008 Ford F150 - P0171 and p0174 on 4.6 2005 - Hey guys I recently bought my 05 ..., 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., 2003 Ford F-150 5.4L V8 FX4 ... Running rough, code P0171.....any help please!!! Post by Platinumkanikas » Sun Mar 07, 2010 8:49 pm. Listen for hissing. I had the same problem. I have a 99 4.2L so I don't know if your problem will be the same as mine. But... I had a big hold in a rubber elbow located underneath the throttle body., 301 and 306 are specific cylinder misfire codes. You need to determine if it's spark or fuel missing on those cylinders. 171/174 are indeed lean codes but due to an air leak in the intake tract after the mass air meter that is 'common' to all cylinders. The OX sensors are not the cause., Labor: 1.0. To diagnose the P0171 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 auto repair shops to charge between $75 and $150 per hour., Diagnosing and repairing the P0401 Code on an 08 Ford F150 with the 4.6l V8 engine.Don't forget to connect with me on Facebook:https://www.facebook.com/Salem..., P0022 Ford F150 can be fatal for your truck's engine if not treated right. Learn more about this common problem here: ... However, it can also lead to trouble codes like p0171 ford expedition. Engine Oil. One of the most common causes of P0022 is dirty and/or low engine oil. For example, if somehow water gets in touch with the engine oil, there ..., Some 2001-2003 F-150, 2004 F-150 Heritage and 2001-2003 E-150/250 vehicles equipped with a 4.2L engine may exhibit the malfunction indicator lamp (MIL) on with diagnostic trouble codes (DTCs) P1131 and/or P1151 (system too lean bank 1 or 2). This condition may be due to leaking isolator bolts/port gaskets in the upper-to-lower intake manifold ...