Ford f150 p0171 code.

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.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? P0171 Code on 2001 4.6L... 3 posts • Page 1 of 1. pigman New Member Posts: 2 Joined: Thu Feb 12, …by johnnyg768 » Wed Aug 18, 2010 4:05 am. So I have an 03 F150 Supercrew with a 4.6L. It has been throwing P0175 (bank 2 rich) and P0171 (bank 1 lean). The dealer is blaming my K&N intake, which was on and running fine for 2 years previous to this issue. Below are average readouts from an approximately 10 minute run.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.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.

1997 - 2003 F150 - P0171 & P0174 on 4.2L V6 - Trouble code P0171 & P0174 on a 2003 F-150 with 4.2L V6. I have cleaned the MAF, changed the fuel filter, looked for vacuum leaks, checked for vacuum leaks with the MAF cleaner (flammable), checked every thread on this forum, had the check engine light reset several times....1997 - 2003 F150 - 03 F150 5.4L P0171 P0174 code - I have about 45,000 miles on my 03 gas only 5.4L which just started acting up. (Sits around in the garage because I'm retired. Drive it two times a week about 8 Miles only). Replaced DPFE, EGR, EVR, PCV already and inspected the PCV Elbow and hasn't fixed it yet. I...

Just Google the codes followed by your car's make and model, for example: "P0171 and P0174 Ford Expedition." As one example, many report that a common cause of the P0171 and P0174 lean mixture fault in the BMW X3 is a faulty DISA valve. How to Read Your OBDII Computer Codes. Read this tutorial on how to use one particular OBDII Bluetooth code ...A: Code P0171 on a Ford F150 refers to a diagnostic trouble code that indicates a lean fuel mixture in the engine's cylinders. Q: What are the symptoms of code P0171 on a Ford F150? A: Some common symptoms of code P0171 on a Ford F150 include a decrease in engine performance, poor fuel economy, rough idling, and potentially even engine misfires.

P0171 and P0174. Hey guys my dad has a 96 F150 XL with a 300 6cyl. has lean codes PO171 (lean bank one) and P0174 (lean bank two). When cold, it cranks just fine and runs just fine but when its be ran for a while it hard as hell to start...it staggers and knocks real hard. Dad has to press the gas pedal to get it to straighten up after a few ...The 1957-1958 Ford Ranchero and Courier pickups were pioneering designs. See pictures and learn about the 1957-1958 Ford Ranchero and Courier. Advertisement The 1957-1958 Ford Ranc...1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck.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...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 ...

I got p0171 and p0174 codes coming up (lean in bank 1 and 2). I've got a new fuel pump, fuel filter, fuel injector assembly line, spark plugs,a new MAF sensor and new 02 sensor, PCV valve and theres no air leak. And also the the fuel pressure is speck. I've also hooked the truck up to the computer to check the fuel trims when i spray brake ...

1997 - 2003 F150 - 2003 F150 engine code P0171 - My 'service engine soon' light just came on today. Took my truck to Auto Zone and they told my that my fuel trim bank 1 is running too lean. Told me that I either needed (1) oxygen sensor, (2) spark plugs, or (3) fuel injectors. Just wanted to get any input from this...

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 ...1997 - 2003 F150 - codes P0171 & P0174 '01 F150 4.2 5speed - I had the check engine light come on and went to autozone and had the codes read. P0171 and P0174 both showed up. The truck is a 2001 6cyl (4.2) with a 5 speed stick transmission. The truck has 66,000 miles and I have owned it since it was new. This is my...1997 - 2003 Ford F150 - Error Codes P0171 & P0303 - 1997 F150 XL 4.6L (6 code engine) P0171 - Running Lean P0303 - Misfire in cylinder # 3 I read through tons of ...In this exciting episode, join us as we dive into the diagnostic journey of a 2003 Ford F-150 4.6L that came into the shop with the pesky P0171 and P0175 Dia...Jul 20, 2022 · 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. 1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck.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 …

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.1998 Ford F-150, 5.4L, Auto. Codes are P0171, P0174. Left and right banks lean. Pump is running, injectors are working. - Answered by a verified Ford MechanicThe Ford F150 is one of the most popular and powerful trucks on the market. It has been a staple of American roads for decades, and its reputation for reliability and performance i...A vacuum leak is one of the most common causes of the P0171 error code in a Ford F-150 engine. This happens when the engine is not receiving the right amount of air or fuel, resulting in an imbalance in …p0401 egr flow insufficient. p0171 system to lean ( bank 1 ). p0174 system to lean ( bank 2 ). common problems that trigger p0401--. Restriction in the EGR passages, usually caused by carbon buildup. The EGR Valve is defective. Lack of proper vacuum or electrical signal to the EGR valve.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 ...

If both banks are affected, the what alloro suggested is the usual culprit 90+% of the time. 1997 - 2003 F150 - 98 Ford F150 4.6 issues (P0171) - Just received that code last night, I also saw the long term fuel trims on bank 1 spike to 30 bank 2 is in the 20s. These two have been higher than they should be for a while but seem to be getting worse.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 ...

I am in need of help. I have recently purchased a '98 F150. 4.6L V8. Ever since i bought the truck the check engine light has been coming on. I have a way of checking the code and always get P0171. The code reads "bank one runs lean". I have already replaced the O2 sensor on bank one, and all the plugs and wires. the code still continues to ...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...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.Ford F150 Forum. The site for Ford truck owners, by Ford truck owners ... Looking for recent topics? Codes p0302, p0174, p0171. 4 posts • Page 1 of 1. tonyward99 New Member Posts: 3 Joined: Tue May 15, 2007 10:29 pm. Codes p0302, p0174, p0171. Post by tonyward99 » Fri Jun 06, 2008 3:48 am. Ok all I have a 2002 F150 V6 4.2 I am getting codes ...1997 - 2003 Ford F150 - Codes P0171 & P0174 HELP - I need help with my 2001 Ford F150 XLT SuperCrew, my check engine light came on beginning of march, codes are P0171 & P 0174- My dad & I changed all vacuum lines, Changed the PCV valve and it is still giving me these stupid codes. it also is now starting to act like...by cr » Thu Oct 21, 2004 12:28 am. I have a 1998 f150 with the 4.6L and am getting the Check Engine Light from hell. I had the codes read at AutoZone and it gave me the P0171 (Bank 1). They gave me some simple stuff I could try. I replaced the spark plugs (sucked), fuel filter, PCV valve, and checked for vacuum leaks.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.

Need some advise on troubleshooting trouble codes. P0401, P0171. 3 posts • Page 1 of 1. Simon22 New Member Posts: 3 Joined: Tue Dec 22, 2015 8:44 pm Truck: 2002 Ford F150 V8 Lariat. ... 2002 Ford F150 4.6L V8. Not sure what more info I can give but any help I will appreciate thanks. Last edited by Kate on Fri Nov 03, ...

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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 ... Is it possible this extra air flow from the CAT filament gone could cause a too lean code P0171 and P0174 to be issued by the Computer? I thought it was strange that it has never set …Well, I was looking into this today and decided to pull the codes. The P1506 is gone, and now I have P0171 and P0174. Below is the freeze frame data from the P0171: Calc Load % 43.9 ECT 183 F STFT B1 3.9% LTFT B1 10.2% STFT B2 -2.3% LTFT B2 7.8% Engine RPM 1535 Speed 16mph I really don't know what to make of this data.Posts: 20,236. Likes: 6,597. Received 6,509 Likes on 4,640 Posts. That code is for the air intake temperature sensor. It has nothing to do with the MAF or PCV valve. Either your intake temp sensor is unplugged, or bad. It is in the black intake tube between the MAF and throttle body. I'll see if I can find a pic.Both an air intake issue and/or a fuel delivery issue can cause the P0171 code. The most common cause for P0171 is typically a worn or cracked intake hose or gasket that allows unmetered air to...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 p0171Re: 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 ...By Vlad Samarin, Updated: July 10, 2021. The OBDII trouble code P0171 - System Too Lean (Bank 1) means that the engine air-fuel mixture is too lean, or there is too much air and too little fuel. Driving a car with the code P0171 can cause more damage to the engine over time, as when the engine runs lean, the combustion temperature is higher.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 ...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.

2004 - 2008 Ford F150 - P0345 Have tried everything - I have changed the timing chain, cam phasers, camshaft sensor, crank shaft sensor and variable timing solenoid and my 2004 F150 Lariet still wont run right. ... Your computer isn't throwing 'random' codes. In fact P0171 is totally logical when considered with the TRUE mechanical cause of ...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.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. I removed and cleaned the MAF sensor. Sometimes these simple steps can clear up these codes...but not this time.Instagram:https://instagram. harbor freight tires wheelsnothing bundt cakes mnwhy do my voicemails show up latefreightliner cascadia marker light fuse 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. ... Also for the p0171/p0174 codes found out the MAF sensor I changed out with wasn't working properly. the barametric sensor said I was driving in the moutains. Replaced MAF …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. shady palms apartments californiaringing in the ear spiritual meaning P0191 is a common OBD-II code. It indicates that the fuel rail pressure sensor is receiving a signal that is outside of its normal range. This is a generic code, which indicates that it has the same meaning for the Ford F150 as it would any other vehicle. P0191 is typically caused by a bad fuel pressure sensor, fuel pressure regulator, or an ... sonora quest laboratories oro valley 2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck. 2006 4.6 p0171 and p0174. Reply Subscribe . Thread Tools ... code P0171 is triggered. P0171 Causes. Dirty or faulty mass air flow sensor; Vacuum leaks – PCV hose, vacuum hoses, intake manifold gasket. Weak fuel pump; Clogged or dirty fuel injectors; …Gavrin1 wrote: I have a 1999 Ford F-150 V6 and recieving the following trouble codes P0171, P0174 and P0401. I have looked these codes up and cleaned the following items MAF sensor and the EGR valve. I have reset the computer after cleaning each of these parts only to have the check engine light to come back on.FORD CODE P0171 SYSTEM TOO LEAN BANK 1. EASY FIXIf you have Ford, your engine light is on and you have code P0171 in this video we will explain what often ca...