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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.P0011 is a common (and serious) OBD II diagnostic trouble code that can occur in the Chevy Sonic. It indicates an issue with your car’s Variable Valve Timing (VVT) system. The first thing you should do when you have this code is check your Sonic’s oil. If the oil level is too low, the camshaftHello my name is ***** ***** a customer brought me a 2013 chevy sonic 1.8L. Check engine light is on. has codes P0171-fuel system too lean p0300-engine misfire detected p0621-generator L terminal circ ... 2005 chevy tahoe 5.3 v8 p0171 code, runs rough at idle until driven to running temp, ...In this video I show how to remove and replace the Vapor Canister Purge Valve on a 2015 Chevy Sonic Turbo. The video is applicable to 2012 - 2018 Chevy Soni...2015 Chevy Sonic P0171 code help . I recently changed the starter, alternator, and serpentine belt in my 2015 sonic 1.8L sedan. (alternator needed to be replaced, had bad bearings). I need to change the timing belt but I have not done so yet. I am now getting the P0171 code with no additional codes, and the following from my OBD II reader:Chevrolet Cruze 2011 2016 Sonic 2012 2019 Trax 2013 2019 Volt 2012 2015 Involved Region or Country North America Condition Some customers may comment that the MIL is illuminated. Some technicians may find DTC P0171 (Fuel Trim System Lean) or other airflow related codes set in the Engine Control Module (ECM). CauseI have a 2012 chevy sonic 1.8 engine. I had purge valve replaced twice and check engine light still came back on. Car runs smoothly tho. Trying to figure out issue no other codes come up ... I have codes P0171(x3), P0496, and P0442 I also have C0045-06 and U0401-71 I have replaced both O2 sensors, ignition coil pack, ...Tools needed for diagnosing advanced P0171 code causes: OBD II scanner or code reader. Carburetor or throttle body cleaner. 1. Disconnected or Leaking Hoses. Air Intake Hose: Find the air intake hose that connects to the engine. Grab and shake it so you can feel if anything is loose.A P0171 is one of the codes it can throw. '13 LTZ. Prior rides: '89 Corsica LT Hatchback 2.8L/Auto. '67 Chevy II, 250 ci/auto. Valpo Cruze. 2044 posts · Joined 2014. #3 · Jan 16, 2023. For the American Chevy Cruze it seems that the P0171 and P0420 seem to have been factory installed on these things.P0171 + p0597. 0 votes . 604 views. asked Dec 1, 2018 by anonymous. Both sensor codes on with engine light. Vehicle: 2 013 Chevy Sonic p0171; p0597; 1 Answer. 0 votes . answered Sep 1, 2017 by Carguy1 (13.3k points) Hi there. P0597 means there is a problem with the thermostat heater control circuit. ...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.If the headlights on your Chevy Trailblazer are out of alignment, you will find it difficult (or impossible, depending on how badly out of alignment they are) to see at night or wh...Code P0171 Chevrolet Description. The Engine Control Module controls a Closed Loop air/fuel metering system to provide the best possible combination of drivability, fuel economy, and emission control.The ECM monitors the Heated Oxygen Sensor (HO2S) signal voltage and adjusts the fuel delivery based on the signal voltage while in Closed Loop. A change made to the fuel delivery changes the long ...The P0171 code indicates that your powertrain control module (PCM) detects a lean running condition on the first bank of the engine. A lean condition occurs when your vehicle's air-fuel mixture has too much air and insufficient fuel. The vacuum leaks may also lead to lean conditions.How to diagnose code P0171 on a Chevrolet Sonic: First, check for other trouble codes with an OBD scanner like this one from BlueDriver. This will help you ensure you've got a full picture of the issues you're facing from P0171 and other codes before you proceed. Once you've confirmed that P0171 is present & you're aware of any other issues ...2001 Chevy s10 2.2 L is reading code P0171. its running too lean. Ive replace O2 sensors plugs and wires and its still running crappy. What could it be? Submitted: 14 years ago. ... I have 2017 Chevy Sonic 1.4L code P0171 Replace the valve cover still have the same code, ...Morgan Stanley analyst Adam Jonas maintained a Sell rating on Sonic Automotive (SAH – Research Report) today and set a price target of $35... Morgan Stanley analyst Adam Jona...The P0171 engine code is a code that produces a Check Engine Light on your dashboard. It's your vehicle's Power Control Module (PCM) notifying you that your …P0171 Definition: Fuel Trim System Lean Bank 1 P0171 is a generic code, meaning it has the same definition for the Chevy Colorado as any other vehicle. Fuel Trim System The ideal air/fuel ratio is 14.7:1 (14.7 parts air to one part fuel).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.

Tech Notes. The P0174 code means that more air than gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0174 is set in along with the P0171 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 ...Hi I am considering getting an Chevy Sonic 2016 or Cruze hatchback - they both have a turbo charged 1.4 engine - in looking up reviews many mechanics discuss it's not a matter of if but when for the 1 … read moreIf you have a P0171 code on your Chevy Equinox, it means that the engine is running lean. This can be caused by a number of factors, including a dirty air filter, faulty oxygen sensor, or leaky intake manifold gasket. If you suspect that your Equinox has a P0171 code, the first thing you should do is check the air filter.It indicates that your Chevy Cruze 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. The most common causes of P0171 are the purge valve or a vacuum leak. Definition. P0171: Fuel Trim System Lean ...Oxygen Sensor. The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Equinox'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.

Jul 22, 2018 · P0171, P0300. 2012 Malibu 2.4L Ecotec engine about 76000 miles. Took a trip this past weekend about 300 miles. Soon after fill up with gas check engine light came on - P0171 code yesterday. Thinking it may be bad gas put in some fuel injector cleaner and premium gas. Seemed better.I had a 2012 Chevrolet Cruze RS come in saying it had a code for the wideband sensor. Let's see if we can find out what is wrong.Codes:P0171 - Fuel System Le...…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. The P0171 code means that the O2 sensor recogni. Possible cause: 2014 chevy cruze p0171 p3 engine valve cover/pcv P0171 chevy lean cruze .