Chevy cruze p0171 code

In this video you will be watching of how to diagnose and fix a code of P0171 code for 2014 GM Chevy Cruze..Symptoms of this code car will stall intermitently.

4 Posts. #443 · Dec 5, 2020 (Edited) I have a 2015 Cruze factory intake with a bad PCV check valve if anyone needs a factory core to perform the external PCV fix upon. I will ship to you for roughly the cost of shipping only. Email at [email protected] or text 704.9O5.423O. I will package and check with USPS for exact cost for a committed buyer.Make. Chevrolet. Segment. Sedan. The P1101 error code is one of the most commonly stored faults in Chevy Cruze models and can appear on both generations of …Make. Chevrolet. Segment. Sedan. The P1101 error code is one of the most commonly stored faults in Chevy Cruze models and can appear on both generations of …HVAC Mechanic. 29.3K subscribers. Subscribed. 38. 6.3K views 1 year ago. What Is a Chevy Cruze P0171 OBDII engine code and what are the fixes? Read here for more information:...Pending P0171 & a couple stalls. Have a 2014 with 1.4 in it. Daughter's car. Twice now it has died on her. Thankfully while not on the road. First time was 5 days ago. Pulled in the driveway here at home and came to a stop, put it in park and before being able to turn it off, it died.27 Nov 2018 ... This video will show you very common pcv vacuum leak on a 08-16 chevy Cruze 1.4L. Replacement of valve cover step by step. DTC P0171 GM Part ...So took it in to the dealer and this is what they found and was written on the work order. "Customer states the check engine light is on. Tech inspected the vehicle and recovered the DTC P0171, Tech duplicated & performed diag, Tech found the intake manifold tuning valve was broken and causing the engine to run lean, Tech also states the PCV ...

Mar 2, 2017 · 2012 Cruze LT, 1.4L, AT 91,000 Miles as of 6/20 Looking for EV for next car.. Model 3 if Chevy doesn't speed up their EV's to the marketplace! 2002 Intrigue 3.5L,LX5, AT 135,000- Owned for 10 years.. PM for Intrigue help. P1811 also a problem with this car. 2000 Intrigue 3.5L, LX5, AT, 89,000- Owned for 12 years.. Dreaded P1811 killed this ... Ma v e n. 2200 posts · Joined 2018. #7 · Jan 14, 2021. P1101 is most commonly a clogged pcv orifice underneath the valve cover in my experience. I see orifice issues at a rate of 5:1 compared to other causes of the DTC. This is an older thread, you may not receive a response, and could be reviving an old thread.codes : P0171, P1133, P2096. i have a 2011 cruze eco that i am loosing my mind with. I have 199300 on the odometer. back in December , i had the CEL come on for what i thought was the valve cover issue. After limping the car back to the dc area from Philly, i took it to the dealership for diagnoses. i was told that the Intake Manifold had failed.Again, $7E8 & $7E9 are not engine codes. A basic OBD2 scan tool offers a few different modes (from 1 to 10) to perform particular tasks on your cars. In this case, $7 represents mode 7, which basically means diagnostic code request. E8 (or E9) indicates that you request fault codes from module E8 (or E9). In conclusion: What you have to do when ...Apr 1, 2020 · Blocked vapor canister. Faulty vent solenoid. Read more at: P0496 EVAP Flow During A Non-Purge Condition. A code P0171 may mean that one or more of the following has happened: The MAF (Mass Air Flow) Sensor is dirty or faulty Note: The use of "oiled" air filters may cause the MAF to become dirty if the filter is over-oiled. 2012 Cruze 1.8 liter codes P0496 P0442 P0171. I have a 2012 Chevy Cruze with 1.8 liter, standard shift. If I shut the car off to put gas in then go to start it it blubbers and I need to hold the RPM's up for a min. Then it clears out and is fine. I can shut it off and start it 200 times with no problem until I refuel again that is the only time ...

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 ...The code is logged once a potential airflow issue is detected in the secondary air system. The P0411 code will cause engine performance problems like rough running and lack of acceleration. It can also cause backfiring. It can also cause a rich running condition that can cause poor fuel economy and a noticeable rotten egg smell.ls1vazquez Discussion starter. 77 posts · Joined 2013. #1 · Mar 16, 2022. Hello, my cars throwing the P0171 Code for lean fuel. Autozone ran the code, suggested MAF sensor change out. Did so, didn't resolve the issue. Did a search and many people mentioned the Valve Cover. Did the swap today and code is still there. Car runs and idles fine.2014 Chevy Cruze code p0171, what is the fix for that? Submitted: 3 years ago. Category: Chevy. Ask Your Own Chevy Question. Share this conversation. Answered in 10 minutes by: 5/8/2020.HAD CODE P0171. CHECKED FOR DTCS. HAVE P0171(OO). FUEL SYSTEM LEAN. HOOKED U UP GDS2. VERIFIED VEHICLE WAS RUNNING. ST FUEL TRIM +24 LT FUEL TRIM +24. CHECKED FOR VACUUM LEAKS. ... CruzeTalk.com forum, news, discussions and the best community for owners to discuss all things related to the Chevy Cruze. Show Less . Full Forum Listing. Explore ...Also Read About: Chevy P0171 Code. P0599 Chevy Cruze 2012. The Chevy Cruze is a popular car, and the 2012 model is no different. The P0599 code refers to a problem with the car's cooling system. This can be caused by a number of things, but the most common cause is a leak in the cooling system.

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P00B7 code “Engine Coolant Flow Low/Performance". I appreciate any help I can get. So my 2012 Cruze has been running tip top recently. I occasionally have gotten the message, "ac off due to high engine temp" but it has never affected my performance and that has been over 6 months of seeing that occasionally so I thought maybe it just got a ...Symptoms of a P00B7 code. When a P00B7 Chevy code sets, you may notice that the radiator fans are running at high speed at all times when the engine is running. This is due to the fact that the ECM has detected a large enough difference in temperature between the ECT and RCT to conclude that coolant flow is too low, so it switches the radiator ...#P0171 #P1101 #P0106 Fix Chevy Cruze how to replace camshaft cover valve cover PCV Valve rough idle. Chevrolet Cruze had rough idle. PCV built into the valve...I have a 2012 Chevy Cruze, I purchased it in June of 2012. I'm just at 52k miles and now the check engine light is going on and off with a code of P0597. It would come on, then go out at random, sometimes a few times a day, and sometimes not for weeks. The cooling fan is constantly on and sounds like a helicopter is landing under my hood.Symptoms: P0171 + P0174 Chevy Cruze. There aren't always drivability issues associated with these codes. For most people the first sign that anything is wrong at all is the service engine soon light coming on. Here are the typical symptoms that something is wrong when your Cruze has codes P0174 and P0171.Chevrolet is an American icon, known for the Camaro, Corvette, Malibu, Impala and more. Take this quiz to see if you can recognize the most memorable '70s Chevys! Advertisement Adv...

Throwing codes P0171, P0299, P0300, and P015B. We've fixed the check valves in the PCV system which were bad, but still have the problem. ... 2011 chevy cruze 1.4l. Codes P0097,P0132,P0134 and P0236 also as soon as the car starts the cooling fan goes to high speed.We already replace the cooling fan assembly, ...A friend of mine has a 2013 Chevy Cruze (1.4L) with the following codes: P0171: System Too Lean (Bank 1) P015B: O2 sensor Delayed Response - Lean to Rich Bank 1 Sensor 1. P1101: Intake Air Flow System Performance. P2270: O2 Sensor Signal Stuck Lean - Bank 1\, Sensor 2. I need to ask him what symptoms he is experiencing (I …1st Generation Chevrolet Cruze. Gen1 Powertrain. Running extremely rough - Codes: P0301, P0601, P0106, P0171,P1101, P0131. Tags codes extremely p0106 p0131 p0171 ... I started to have this issue with my 2012 LT RS Cruze. I got the following codes: P0171, P0106 and P1101. I did get the P0301 misfire but it was due to the 3 codes listed …P0171 is a code for system lean which is caused by too much vacuum or not enough gas. Since the valve cover and mass air flow has been replaced and no vacuum leaks are preent then next step is to check the furel pressure. Ask Your Own Chevy Question. Fuel pressure is at 63 lb with the key on and 43lb at idle and 49.9 at high RPM.1st Generation Chevrolet Cruze. Gen1 Service Issues. P0171. Tags p0171. Jump to Latest Follow 3K views ... I am getting a P0171 code how ever only after market parts i have on my car are LED Head lights. I have an appointment with my dealer ship down here to have my car looked at. have all the regular parts other than the headlights.4 posts · Joined 2019. #1 · May 30, 2019. Good afternoon. I've been looking for help all over. I own a 2016 Chevy Cruze Limited LT. After a day long road trip, my check engine light popped on for this first time since getting the car in 2017. It shows code p0171, system too lean bank 1. Autozone said it's the mass air flow sensor but I ...On the way home the check engine light came on with codes p0171 and p1101. While stopped to check the code I pulled the coil cover to feel air coming out of the burst disc. ... CruzeTalk.com forum, news, discussions and the best community for owners to discuss all things related to the Chevy Cruze. Show Less . Full Forum Listing. …67K views 31 replies 15 participants last post by Philb Sep 2, 2016. The Butcher Discussion starter. 174 posts · Joined 2011. #1 · Mar 24, 2013. Was driving back to Arizona from NorCal yesterday and about half way home (6-1/2 hours into the drive) my 2011 Cruze 1.4T threw the P0299 code. It is my understanding that this code relates to a loss ...

P0101 code in the Chevy Cruze is crucial to maintaining your truck's performance and ensuring it runs efficiently. This code indicates that there is a problem with your car's Mass Air Flow (MAF) sensor, specifically, a Range/Performance issue. The most common cause of P0101 is a bad MAF sensor. When you encounter the P0101 code,

What does the P0171 code mean? A Code P0171 or system too lean bank 1 means either too much oxygen or too little fuel in the exhaust. This is a 'lean' condition or a 'low fuel trim' code. The P0171 OBD-II code indicates that the fuel system on the first bank of the engine is weak or that a vacuum leak exists near this side of the engine. A lean state happens when the engine receives ...Fixing DTC Code P0171 on a 2014 Chevy Cruze 1.4L TurboJeanine's car has been having some issues with the check engine light coming on and off and it would ru... thank you for watching!!!!!If this video was helpful to you and if you would like to place a donation, here is my Venmo and PayPal information. Or I would re... Overview of the causes and fixes of a Chevy Cruze P0299 "Turbo/Super Charger Under Boost." error code.Read here for more information: https://www.backyardme...Chevrolet cruze 2012 p0299 underboost diagnosis Cruze chevy p0171 p1101 chevrolet code p0106 engine eco forums. Cruze p0299. Fabrică de bere enumera surfing p0299 turbo supercharger underboost somnolență sud săpunChevy code p0325 2017 chevy cruze Chevrolet chevy cruze p0299 code solutionCruze p0299. P0496 chevy cruze: [ causes, solution ...19 Apr 2022 ... In this video I show how to diagnose and repair a Chevy Cruze with a 1.4 L eco-tec engine With code P0171 P1101 and P0106.This allows the system to enter Closed Loop earlier and the ECM to calculate the air-to-fuel ratio sooner. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the heated oxygen sensor is shorted to ground if the HO2S voltage is less than 50 mV. P0131 Chevrolet Code - HO2S Circuit Low Voltage Bank 1 Sensor 1.

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2014 cruze 1.4l turbo throwing codes: p0106, p0171, p1101, 2014 cruze 1.4l turbo throwing codes : p0106, p0171, p1101, p2270. there is a hissing coming from the top right of the valve cover (as it sits in the. On a 2015 Chevy Cruze with a 1.4 L4 turbo. It almost dies.2011 cruze eco p0106 p0171 p1101 Jump to Latest Follow 38K views 18 replies 7 participants last post by NCSUAaron May 3, 2018If it has gone bad, the air fuel mixture will be off and the P0174 and/or P0171 codes will show. It'll be located between the air filter and the throttle body. It's easy to find. It will have a wiring harness plugged into it. ... Chevy Cruze: P0171 and P0174 Diagnosis. Jason on Mazda 6 P0320: Meaning, Causes, & Diagnosis. That is RIDICULOUS ...9 Jan 2024 ... Buy PCV here: https://ebay.us/Subudx Buy Olsa Tools here: https://rebrand.ly/TECH28 Use coupon code "tech28" Buy Milwaukee Underbody Light ...Dec 20, 2022 · But yesterday, I got that message, drove a little bit more, and got a message saying to idle the car immediately as the engine is overheating. I popped the hood and it wasn't smoking or anything. I have a code reader and it says P00B7 “Engine Coolant Flow Low/Performance." I take it to NTB because they have been fair to me before and they are ... The great American sports car is going electric. GM shared the news this morning, and released the first images of the upcoming electric Chevrolet Corvette. The great American spor...GM may be replacing tens of thousands of Bolt EV batteries, but it won’t have to pick up the tab for most of them. The automaker has reached a deal that will have LG pay nearly all...I have a 2011 Chevy Cruze with 120k miles with the 1.8L engine. I'm getting the "service stabilitrak" and "service traction control" messages and P0171 code that are frequently referenced on here with the solution of replacing the valve cover. I could also hear the hissing in the engine compartment that many people referenced as being a problem ...2011-2015 chevy cruze rough idle fixed! codes p0171 p1101 p0106 fixed! pvc vacuum leak diagnosis and fix!valve cover gasket replacement!hey guys! in this vid...Know I haven't. 2012 Chevy cruze. Probably not, I haven't tried anything - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website. ... 2014 Chevy Cruze 1.4. Codes p0106, p0171, p0496, p0507, p1101, u0100, b0158, b1325, b010e, u0164, u0073. Customer vehicle have already replaced the ...2012 Chevy Cruz came in with codes P0171 and code p0496 I will take the time and show you what does it take to be able to diagnose Eileen code and what woul... ….

Engine is idling rough & seems to want to stall. CEL came on last Sunday. Ticking noise when running. I had the cruise control on today at 60mph, completely flat road & MPG indicator was erratic - bouncing from 20mpg to 45mpg to 30mpg to 80mpg, etc. AutoZone scan came back with P0171 & P0496. Took it to my usual GM dealer, they want $100 to ...Chevy Mechanic: Ron. There are a few things that can cause the lean code P0171 to set on your 1.8 with a leaking Air Induction Tube being the most common. Start first with checking for cracks in the induction boot between the Mass Air Flow (MAF) Sensor and throttle body. If that checks okay with no leaks then check to make sure the dipstick for ...Feb 17, 2022 · P0171 and P1101. Hello! My name is Bobby from Las Vegas and I own (only owner) of a 2013 Chevrolet Cruze LT. The two codes P0171 and P1101 prompted me to change the valve cover, the intake manifold, fuel injectors, MAF, MAP, O2 upstream sensor, purge valve (canister), air filter, and new battery. My OBD shows the catalytic converter good and my ... Aug 21, 2022 · To diagnose the P0171 Chevrolet 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. Several things can cause a P0171 OBDII Code on a Chevy Cruze with the list below of common causes and fixes. 7 Causes and Fixes for Chevy Cruze P0171 OBDII Code . Vacuum Leak ; A vacuum leak is a very common problem with a P0171 code. Often there is a leak somewhere that causes the air/fuel ratio to be wrong and cause issues.A friend of mine has a 2013 Chevy Cruze (1.4L) with the following codes: P0171: System Too Lean (Bank 1) P015B: O2 sensor Delayed Response - Lean to Rich Bank 1 Sensor 1. P1101: Intake Air Flow System Performance. P2270: O2 Sensor Signal Stuck Lean - Bank 1\, Sensor 2. I need to ask him what symptoms he is experiencing (I think maybe some rough ...15 Mar 2023 ... Share your videos with friends, family, and the world.B. buckeyewalt Discussion starter. 80 posts · Joined 2012. #1 · Jan 24, 2015. I am getting a fault code of P0171 system too lean bank 1. My symptoms are a rough idle. Thinking that this might be some bad fuel (meaning contaminated), I ran some Techron through it and it seemed ok, ay first. It ran ok for the first several miles, then it ...August 14, 2023 by Jason. P0507 is a fairly typical OBDII trouble code that can occur in the Chevy Cruze. It is typically triggered when the engine idle speed is 200 rpm or more over the predetermined limit set by the Chevy. It is a generic code, which means that it has the same meaning for the Chevy Cruze as any other vehicle.My daughter has a 2012 Cruze with the 1.4l motor. She brought it in for inspection and it threw a P0171 light stating, "too lean Bank 1". I did some research and ended up changing the coil pack and EVAP cover. I had the light reset and it drove for a while without the sensor coming on. She took the car in again today and now she failed for "drive cycle not complete" but no failed code. Chevy cruze p0171 code, In this video you will be watching of how to diagnose and fix a code of P0171 code for 2014 GM Chevy Cruze..Symptoms of this code car will stall intermitently., 1st Generation Chevrolet Cruze. Gen1 Powertrain. Gen1 1.4L Turbo. Another Gen1 Vacuum Thread P0171 | Stumped. Tags cold start misfire misfire p0171 or rough vacuum leak. Jump to ... Tags cold start misfire misfire p0171 or rough vacuum leak. Jump to Latest ..., One of these sensors is the Mass Air Flow sensor (MAF), which monitors the quantity of air entering the engine, and the ECU will illuminate the CEL right away if it detects that the MAF sensor's ..., Chevy cruze check engine light code p0171 P0171 cruze P0171 chevy code engine cruze idle. Fixing DTC Code P0171 on a 2014 Chevy Cruze 1.4L Turbo - YouTube. 2014 chevy cruze p0171 code fix pcv Chevy cruze check engine light code p0171 Cruze chevy p0171 limited chevrolet kia forte p1101 sedan codes trouble vs code lean fuel trim bank system, Code: P0171 + Oil smell inside/outside car at idle. Leak onto exhaust. Mystery leak: I recently replaced the turbo oil feed line on 2011 80k+ 2lt rs package Cruze. Oil has stopped seeping from that line but the noxious smell of burning oil remains at idle and intensifies with the heat on. Oil is clearly leaking into or onto the exhaust but from ..., The lean codes P0131, p0171, and P1101 are very common codes to set on your 2015 Chevy Cruze with the 1.4 engine and in most cases these codes set due to a defective (PCV) orifice which is an integral part of the camshaft cover and not service separately without having to replace the camshaft cover (valve cover)., If you have a 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, or 2019 Chevy Cruze or Chevy Sonic, and your engine is running rough and you have a check engin..., 15863 posts · Joined 2015. #5 · Aug 10, 2019. Welcome Aboard! A code P0171 may mean that one or more of the following has happened: -The MAF (Mass Air Flow) Sensor is dirty or faulty Note: The use of "oiled" air filters may cause the MAF to become dirty if the filter is over-oiled., March 1, 2020 by Jason. P2096 is a generic OBD II code, which means that it has the same meaning for the Chevy Cruze as it would any other vehicle. It specifically indicates that your Cruze detected that it is running too lean (too much air for the amount of fuel present). Bank 1 is the side of the engine with the first spark plug in the firing ..., The following is all from: Chevy Cruze P1101 and P0171 Trouble Codes | Drivetrain Resource P1101: MAF Out of Self Test Range P1101 is one of the most common of the Chevy Cruze trouble codes. Whenever you start the vehicle, the mass airflow sensor does a self diagnostic. If the results of this test are out of range, than the P1101 trouble code ..., Codes:P0171 Fuel system too lean bank 1U0100 Lost comm. with ecm/pcm invalid serial data receivedU0140 Lost comm. with body control systemU0073 Control modul..., What does the P0171 code mean? A Code P0171 or system too lean bank 1 means either too much oxygen or too little fuel in the exhaust. This is a ‘lean’ condition or a ‘low fuel trim’ code. The P0171 OBD-II code indicates that the fuel system on the first bank of the engine is weak or that a vacuum leak exists near this side of the engine. A lean state happens …, Illuminated - DTC P026D, P2A00, P0171, P0172 and/or P0300 Set Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Chevrolet Cruze 2014 2015 — — 2.0L Diesel (LUZ) — Cruze 2018 2019 1.6L Equinox 2018 2019 Diesel (LH7) Silverado 2017 2018 6.6LTurbo Diesel (L5P) Silverado 1500 2020 2021 3.0L Diesel (LM2) Silverado 2500/3500 ..., Cruze chevy p1101 codeCruze p0171 chevy code p1101 p106 lt chevrolet forums Cruze p1101 ltz 4dr 2lt 1lt citadine spesifikasi dart p0171 codes 1sj 1sh light americanlisted diesel maf trims self clarkChevy cruze check engine light code p0171. Chevy cruze check engine light code p0171Cruze p0300 p0299 86db c6ec 4ab3 . 2012 chevy Cruze 1.4 codes ..., If you have a Chevy Cruze and get the code P0171, it is a generic OBDII code for “System Too Lean (Bank 1)”. Some scan tools will also report the generic message “Fuel Trim …, Bypass Valve Solenoid - P2261 [SOLVED] For a 2014 Chevrolet Cruze 1.4l Turbo. Recently we took it to a shop for the code P2261, turbocharger bypass valve. The shop said that they compressed air into the air intake and it would not hold. So, they said the turbo would not kick in if the intake isn't building pressure., I have a 2011 Chevy Cruze with 120k miles with the 1.8L engine. I'm getting the "service stabilitrak" and "service traction control" messages and P0171 code that are frequently referenced on here with the solution of replacing the valve cover. I could also hear the hissing in the engine compartment that many people referenced as being a problem ..., 2011 Chevy Cruze p0171 was created by vb4me. Hi All. Looking at a Holden (Chev) Cruze 2011 with p0171. Fuel trims at idle are Lt 30 St 9. At higher revs, these numbers come down to an acceptable level. So thinking vacuum leak I put a smoke machine on. Found a leak near the throttle body. Fixed that and checked fuel trims again to confirm fix., Engine Code P1101 for a 2013 Chevy Cruze. The before my engine started to turn off seconds after starting the vehicle, it would be slow to accelerate, has a rough idle, and skipped from time to time. ... 2014 Chevy Cruze 1.4. Codes p0106, p0171, p0496, p0507, p1101, u0100, b0158, b1325, b010e, u0164, u0073. Customer vehicle have already ..., B. buckeyewalt Discussion starter. 80 posts · Joined 2012. #1 · Jan 24, 2015. I am getting a fault code of P0171 system too lean bank 1. My symptoms are a rough idle. Thinking that this might be some bad fuel (meaning contaminated), I ran some Techron through it and it seemed ok, ay first. It ran ok for the first several miles, then it ..., 2014 Genesis Coupe 3.8 R-Spec (346whp/292wtq) :grin: 2014 Dodge Dart 2.4 Limited 2005 SRT4 ACR 1998 Jeep Grand Cherokee 4.0L 2001 Dodge Ram 1500 4x4 2011 Cruze Eco: Gone, You already diagnosed the P0171 Chevy Cruze code. But there might be some other codes as well. Whenever you have a problem like this, there will probably be codes that are connected to other components. Namely the injectors, PCV valve, O2 sensor, MAF sensor, etc. All these will help you out in diagnosing the problem a lot quicker., Replacing speakers in a vehicle is one of the simplest and most cost-effective ways of improving the sound in your car. The Chevrolet Colorado is a good candidate for speaker repla..., Stumped P0171 code. Jump to Latest Follow ... CruzeTalk.com forum, news, discussions and the best community for owners to discuss all things related to the Chevy Cruze. Show Less . Full Forum Listing. Explore Our Forums., A P0174 code can appear along with the P0171 Chevy Cruze when it does. Because of this code, Bank 2 is also recognized as lean. 14.7 parts air to 1 part gasoline is the ideal ratio. Your car's improved performance, lesser pollutants during combustion, and what is considered good gas mileage all result from the combination of these two banks., 2014 Chevy Cruze Approx 56,000 miles Symptoms: Check Engine PO171 code "Service Traction Control" will appear after the car has been on and running for a few minutes and stay on. "Service Stabilitrack System" will appear sporadically. Rough Idle - While stopped at red lights, the car will shake noticeably., P0171 Lean mixture fault diagnosis and repair.In todays video I diagnose and repair a vacuum leak from the cam cover on a Chevy cruise. A common issue with t..., Oxygen Sensor. The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Silverado’s engine is running lean. The sensor on or right after the exhaust manifold is typically the sensor that reports the lean condition. If it is malfunctioning, it can cause a false P0171 code. Swap Test., 2014 LTZ P0420 and intrmitent P0171. I have been chasing down codes and performance issues in my wife's 2014 Cruze LTZ. The codes I listed seem to be all that is left. P0420 (Catalyst system efficiency below threshold bank 1) and P0171 System too Lean Bank 1. The second is intermittent but the first is constant., 27 Jan 2019 ... Quick video on how to check for air leaks entering the system. Like the valve cover, perfect valve or torn air duct. Coolant leak too., Code P0172 may appear on some Chevy vehicles. On a 2016 Chevrolet Equinox L 2.4L L4, for example, this DTC is set if the average long term fuel trim weighted average value is greater or less than a calibrated value. ... P0171 Code: System Too Lean (Bank 1) P2098 Code: Post Catalyst Fuel Trim System Too Lean (Bank 2), The p0171 code is an OBD-II engine code that indicates a possible issue with the fuel system in a Chevy Cruze. What does the p0171 code mean? The p0171 code specifically indicates a “too lean” condition, meaning there is an imbalance in the air-to-fuel mixture entering the engine., 2014 Chevy Cruze Approx 56,000 miles Symptoms: Check Engine PO171 code "Service Traction Control" will appear after the car has been on and running for a few minutes and stay on. "Service Stabilitrack System" will appear sporadically. Rough Idle - While stopped at red lights, the car will shake noticeably.