2024 P0171 codigo

Hablamos sobre el codigo dtc de falla p0171 causas, sintomas en el motor y solucion.. Bourbon gif

Cuando tengas problemas con el suministro de aire, es posible que aparezca un código P0171 de la luz de comprobación del motor en el salpicadero. Este código puede deberse a varias causas, incluida la depresión. Es casi imposible evitar los problemas relacionados con el vacío a medida que tu vehículo envejece.Common Causes of BMW Code P0171. There are several common causes of code P0171 in BMW vehicles: Air intake leaks: Any vacuum leaks in the air intake system can result in an imbalance in the air-fuel mixture. Faulty oxygen sensors: A malfunctioning oxygen sensor can provide incorrect readings, leading to an imbalanced mixture. Dirty or … Pueden existir diversas razones por las que se detecta un código DTC P0171 Volkswagen en un coche. Algunas causas pueden incluir: Fugas de aire de admisión. Sensores de oxígeno delanteros defectuosos. Fallo en la ignición. Inyectores de combustible defectuosos. Fugas de gases de escape. Presión de combustible incorrecta. When political campaigns end as they have with Marco Rubio and Ben Carson, the personal information of donors is often sold. By clicking "TRY IT", I agree to receive newsletters an...If you're curious about which credit cards you can get without a Social Security number, check out this complete guide to learn more today! We may be compensated when you click on ...Bienvenidos a una nueva entrega de nuestros artículos de mecánica automotriz. Hoy, nos adentramos en un problema común que afecta a los propietarios deSince property addresses and the names of the property owners are public records, anyone can perform a search to locate homeownership information. You can use the tax collector, ta...It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. P0171: Fuel Trim System Lean (Bank 1). Check engine light, decreased fuel economy, misfire, hard to find idle. Dirty MAF sensor, vacuum leak, O2 sensor.Have you ever wondered how driveway salt impacts our ecosystem? Discover that and more in this guide on the environmental impact of road and driveway salt. Expert Advice On Improvi...Oxygen Sensor. The P0171 code is thrown when the bank one sensor one O2 sensor reports that your CR-V’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. O erro P0171 indica uma falha no/na ( Sistema muito pobre, bloco 1 . O que causa o código P0171? Em resumo isto pode acontecer por vários motivos, tais como problemas no/na "Fuga não sistema de admissão/escape, sistema de injeção de ar secundário, sensor de fluxo de massa de ar/de volume de ar, pressão/bomba de combustível, injetor (es ... Un código P0171 indica que la relación aire-combustible que ingresa a su bloque de motor no es ideal. Este código generalmente causa dos problemas principales. Hay demasiado aire o no hay suficiente combustible en las líneas para crear la proporción correcta. Cuando hay demasiado aire, a menudo encontrará una fuga de vacío que permite ... Descripción y causas del código de avería P0171 de Peugeot. Consulta la descripción y solución de códigos de averías de diagnóstico OBDII usados por los mecánicos. The P0171 code is thrown when the bank one sensor one O2 sensor reports that your CX-5’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 TestJul 25, 2003 ... - If fuel pressure is too high then check fuel pressure regulator and fuel return pipe. - If fuel pressure is too low then check the fuel pump, ...Descripción y causas del código de avería P0171 de Peugeot. Consulta la descripción y solución de códigos de averías de diagnóstico OBDII usados por los mecánicos.Oxygen Sensor. The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Camry’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.Bank 1: Now, to be a little more specific, P0171 DTC tells you that bank 1 is the one having the issue. Bank 1 is the engine bank that holds the spark plugs for cylinders 1, 3, and 5 (V6 4.3L). Cylinders 1, 3, 5, and 7 (V8 5.0L, 5.7L). This bank is the one on the driver side of the engine. Bank 2: A P0174 DTC tells you that bank 2 is the one ...The past several months have caused many of us to take a long, critical look around our homes, and in some cases, we’ve found our living space wanting. To be fair, most of us didn’...Limpieza del sensor de oxígeno: La falla P0171 en un BMW puede ser causada por un sensor de oxígeno sucio o contaminado. Limpiar o reemplazar el sensor puede solucionar el problema. Revisión de las conexiones del sensor de oxígeno: Verificar que las conexiones del sensor de oxígeno estén bien ajustadas y sin daños.Limpieza del sensor de oxígeno: La falla P0171 en un Chrysler puede ser causada por un sensor de oxígeno sucio o contaminado. Limpiar o reemplazar el sensor puede solucionar el problema. Revisión de la presión de combustible: Una presión de combustible baja puede causar una mezcla pobre en el sistema de combustible.Sep 10, 2018 · The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Expedition’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. El codigo P0171: esta relacionado a fallas de Combustible. (System Too Lean Bank 1) Existen 4 causas probables o primordiales que generan que la computadora (ECU) trate de corregir la mezcla aire-combustible enriqueciéndola sin poder lograrlo presentándose aun así una "mezcla pobre". *Fugas en la admisión que permitan la entrada de aire al ...12 chevrolet sonic with a 1.8l cust complaint is a check engine light, veh has p0171 fuel trim system too lean stored, this video shows how to identify a pro...Jul 23, 2023 · Tech Notes. If the P0171 is combined with the P0174 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. If the problem persists, the front oxygen (O2) sensor may need to be replaced. Code P0171 - System Too Lean: Symptoms, causes, common problems, diagnostic. By Vlad Samarin, Updated: July 10, 2021. The OBDII trouble code P0171 - System Too Lean (Bank 1) means that …Stocking a pantry for week or even a month can be a formidable task, especially if you have multiple children. It seems you buy groceries for the week, and next thing you know, the...If the P0171 is combined with the P0174 code, it's 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. If the problem persists, the A/F Sensor (Sensor 1) may need to be replaced. User Submitted Video.The FDIC insures all the money you put into the bank up to $250,000. Learn how the FDIC works in this article from HowStuffWorks. Advertisement If you bank in the United States, yo...Nov 2, 2020 ... You could be getting the lean code from a vacuum leak, PCV issue, etc. IF it is in fact the o2 sensor, which it may very well be, then yes, ...P0171 and P0174 both indicate that there is a lean condition present in the vehicle. By themselves, they are some of the most common OBD II codes. When they are together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning regardless.TORONTO, Aug. 24, 2020 /CNW/ - Georgian Bay Spirit Co. ™ The creators of Georgian Bay Vodka™ has been recognized as one of the top ten vodkas in t... TORONTO, Aug. 24, 2020 /CNW/ -...It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. P0171: Fuel Trim System Lean (Bank 1). Check engine light, decreased fuel economy, misfire, hard to find idle. Dirty MAF sensor, vacuum leak, O2 sensor.When political campaigns end as they have with Marco Rubio and Ben Carson, the personal information of donors is often sold. By clicking "TRY IT", I agree to receive newsletters an...Si estás viendo el código de falla P0171 en tu Chevy, significa que tu sistema de inyección de combustible está funcionando demasiado bajo en el banco 1.Este código de falla indica una condición de empobrecimiento, lo que significa que hay demasiado aire y no suficiente combustible en la mezcla de combustión.Codigo p0171 altima 2008 not 2.5. Nissan Altima 2008 2.5 99000 kms. Caudalímetro Consumo Motor Código P0171. Hola que tal no se si puedan ayudarme con mi problema. Tengo un altima 2008 motor 2.5 y me arrojo el código p0171 andaba burro al salir de un alto y gastaba mucha gasolina. Revise todas las mangueras de vacio y no hay fugas, …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.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 ...Tech Notes. If the P0171 is combined with the P0174 code, it's 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. If the problem persists, the A/F Sensor (Sensor 1) may need to be replaced.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.With your Bluetooth scanner, monitor the O2 sensors. They should be oscillating. If it remains flat, then the O2 sensor is bad. It would be a good idea to change both O2 sensors. For the misfire, swap coil pack from cylinder 4 with 1 of the other 3. If the misfire goes to cylinder 4, then your coils are failing.Un código P0171 puede ser el resultado de varios problemas: Sensor MAF (flujo masivo de aire) sucio o defectuoso. Fugas de vacío aguas abajo del sensor MAF. Líneas o conexiones de PCV dañadas o defectuosas. Válvula PCV obstruida o defectuosa. Sensor de oxígeno (banco 1, sensor 1) fallido. Inyectores de combustible obstruidos o … The most common repairs needed to fix the P0171 engine code are as follows: Replacing the fuel pump. Replacing the fuel filter. Replacing the fuel pressure regulator. Replacing the powertrain control module. Replacing one or more injectors. Replacing one or more oxygen sensors. Replacing the mass air flow sensor. Repairing a vacuum leak. Ignoring or neglecting a P0171 engine code can have adverse effects on your vehicle: Reduced Fuel Efficiency: A lean mixture can result in poor fuel economy, costing you more at the pump.; Decreased Performance: Your vehicle's power and acceleration may suffer, leading to a less enjoyable driving experience.; Engine …O erro P0171 indica uma falha no/na ( Sistema muito pobre, bloco 1 . O que causa o código P0171? Em resumo isto pode acontecer por vários motivos, tais como problemas no/na "Fuga não sistema de admissão/escape, sistema de injeção de ar secundário, sensor de fluxo de massa de ar/de volume de ar, pressão/bomba de combustível, injetor (es ...Causas del código P0171. El sistema de inyección de combustible funciona mal por contaminación u obstrucción. El filtro o las líneas del combustible están tapadas. Es posible que la válvula Check, de la bomba del combustible, esté averiada. La válvula PCV tiene fugas o está adherida en abierto. El sensor de flujo de masa de aire está ...También te puede interesar Código P0171. Síntomas, Causas Y Diagnóstico. El código P0172 indica que hay más combustible que aire en el banco de un lado de tu motor. Es importante que tu coche tenga la proporción correcta de mezcla de aire y combustible para que funcione correctamente.También te puede interesar Código P0171. Síntomas, Causas Y Diagnóstico. El código P0172 indica que hay más combustible que aire en el banco de un lado de tu motor. Es importante que tu coche tenga la proporción correcta de mezcla de aire y combustible para que funcione correctamente.It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. P0171: Fuel Trim System Lean (Bank 1). Check engine light, decreased fuel economy, misfire, hard to find idle. Dirty MAF sensor, vacuum leak, O2 sensor.Jul 23, 2023 · Tech Notes. If the P0171 is combined with the P0174 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. If the problem persists, the front oxygen (O2) sensor may need to be replaced. Descripción del código de falla P0171. Este código de diagnóstico de problemas (DTC) P0171, es un código genérico del tren motriz, y es aplicable a todas las marcas y modelos de vehículos. Suele implicar que un sensor de oxígeno en el banco 1 ha detectado una condición de mal funcionamiento, es decir, demasiado oxígeno en el escape.Um código P0171 normalmente indica que seu Toyota está tendo problemas com um sensor de fluxo de massa de ar (MAF) sujo ou defeituoso ou um vazamento de vácuo a …The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Expedition’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.Cómo resolver el código de falla P0171 en Chevy Trax: Guía completa de causas, diagnóstico y reparación. El código de falla P0171 en Chevy Trax puede ser un problema común que enfrentan los propietarios de este vehículo. Este código se refiere a una mezcla de aire y combustible demasiado pobre en el banco 1 del motor. Si no se resuelve ...The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Escape’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.Posibles soluciones para solucionar el código de falla P0171 en un Toyota. Si estás experimentando un código de falla P0171 en tu Toyota, hay algunas posibles soluciones que puedes considerar. Primero, es posible que necesites reemplazar el sensor de oxígeno, ya que juega un papel crucial en el monitoreo de la mezcla de aire y combustible.The P0171 code in a Toyota vehicle signifies that the fuel system is running too lean, meaning there is too much air or not enough fuel in the system. This condition is specifically detected in Bank 1, and it will display the following message on the scan reader: Fuel Trim System Too Lean (bank 1). This causes a number of symptoms, such as: In ...A P0171 code is set by your vehicle’s powertrain control module (PCM) when it detects that the air-to-fuel ratio of your vehicle is too lean. This means that the PCM is relaying that … Limpieza del sensor de oxígeno: La falla P0171 en un Chrysler puede ser causada por un sensor de oxígeno sucio o contaminado. Limpiar o reemplazar el sensor puede solucionar el problema. Revisión de la presión de combustible: Una presión de combustible baja puede causar una mezcla pobre en el sistema de combustible. Pueden existir diversas razones por las que se detecta un código DTC P0171 Volkswagen en un coche. Algunas causas pueden incluir: Fugas de aire de admisión. Sensores de oxígeno delanteros defectuosos. Fallo en la ignición. Inyectores de combustible defectuosos. Fugas de gases de escape. Presión de combustible incorrecta. Los síntomas de un código de avería P0171 Toyota pueden ser: Se enciende la luz de fallo de motor (Check Engine) Consumo excesivo de combustible; Pérdida de potencia del motor; Marcha irregular del motor; Causas del código DTC P0171 Toyota. Puede haber varias causas para la aparición de un código DTC P0171 Toyota en un vehículo de motor ... It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. P0171: Fuel Trim System Lean (Bank 1). Check engine light, decreased fuel economy, misfire, hard to find idle. Dirty MAF sensor, vacuum leak, O2 sensor.Oxygen Sensor. The P0171 code is thrown when the bank one sensor one O2 sensor reports that your CR-V’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.The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. Definition. P0171: Fuel Trim System Lean (Bank 1). Symptoms. Check engine light, decreased fuel economy, misfire, hard to find idle. Common Causes. Dirty MAF sensor, vacuum leak, O2 sensor.It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. P0171: Fuel Trim System Lean (Bank 1). Check engine light, decreased fuel economy, misfire, hard to find idle. Dirty MAF sensor, vacuum leak, O2 sensor.Labor: 1.0. To diagnose the P0171 Mitsubishi 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.The P0171 code is a common diagnostic trouble code that indicates a lean condition in the engine’s fuel system. It often points to potential issues with the mass air flow sensor, oxygen sensors, or even a vacuum leak. Understanding this code is crucial when it comes to troubleshooting and maintaining your Ford vehicle’s performance.Fuel Injectors. P0171 indicates that your Toyota Rav4 is either getting too much air or not enough fuel. A clogged or damaged fuel injector will cause the air-fuel mixture to lean out in one specific cylinder. You may see a cylinder misfire code or fuel injector-specific code with P0171.It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. Definition. P0171: Fuel Trim System Lean (Bank 1). Symptoms. Check engine light, decreased fuel economy, misfire, hard to find idle. Common Causes.The P0171 code is a common diagnostic trouble code that indicates a lean condition in the engine’s fuel system. It often points to potential issues with the mass air flow sensor, oxygen sensors, or even a vacuum leak. Understanding this code is crucial when it comes to troubleshooting and maintaining your Ford vehicle’s performance.How to repair and fix fault or error code P0171 and reset warning light Toyota Corolla VVT-i engine. Years 2000 to 2019. Air flow sensor needs to be clean to...El código de falla P0171 representa un desequilibrio crítico en la mezcla aire-combustible, manifestándose a través de síntomas como rendimiento deficiente, aumento en el consumo de combustible y encendido del testigo de revisión del motor. Detectar y abordar las causas potenciales con prontitud resulta fundamental, ya que reparar desde ...El código de falla P0171 en un Dodge Caravan se debe a un problema de mezcla de combustible desequilibrado, lo que generalmente se debe a un filtro de aire sucio, una válvula EGR sucia, sensores de oxígeno defectuosos, inyectores de combustible defectuosos o una conexión floja en los cables de bujía.Descripcióndel código P0171. Hay un rendimiento bajo en el sistema de captadores del banco uno, lo que significa que hay una cantidad importante de gases de salida. Es cuando el sistema del motor del vehículo tiene una relación inadecuada entre aire y carburante. Te interesa: Código P0113: Descripción, Causas y Soluciones.El código de diagnóstico P0171 en un Toyota Corolla 2005 se refiere a un problema en el sistema de inyección de combustible. Con el Control de Autoaprendizaje de la Relación Aire/Combustible, la relación real de mezcla puede acercarse a la relación teórica de mezcla basada en la señal de retroalimentación de la relación de mezcla de ...When the ECM/PCM is having to add too much fuel based on input from the O2 sensor, the fault code P0171 will be sent to the ECM, which will trigger the check engine light to illuminate. This code could either mean that the oxygen sensor is detecting too much oxygen or too little fuel in the mixture. This lack of fuel is known as a lean mixture.The P0171 code in your Nissan indicates a lean condition in the engine’s air-fuel mixture. To diagnose and fix this issue, you can start by checking for vacuum leaks, …Bienvenidos a una nueva entrega de nuestros artículos de mecánica automotriz. Hoy, nos adentramos en un problema común que afecta a los propietarios deCausas del código P0171. El sistema de inyección de combustible funciona mal por contaminación u obstrucción. El filtro o las líneas del combustible están tapadas. Es posible que la válvula Check, de la bomba del combustible, esté averiada. La válvula PCV tiene fugas o está adherida en abierto. El sensor de flujo de masa de aire está ...Tech Notes. If the P0171 is combined with the P0174 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. If the problem persists, the front oxygen (O2) sensor may need to be replaced.Tech Notes. If the P0171 is combined with the P0174 code, it's very 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 air flow meter. If the problem persists the front oxygen (O2) sensor may need to be replaced.O que o código P0171 significa. O código P0171 significa que, na primeira margem do motor, o sistema de combustível está funcionando fraco ou existe um vazamento de vácuo próximo a esse lado do motor. Uma condição pobre ocorre quando o motor recebe pouco combustível ou muito ar.Sep 10, 2018 · The P0171 code is thrown when the bank one sensor one O2 sensor reports that your Expedition’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.

It is also one of the most common codes. The most common causes of P0171 are a bad Oxygen sensor, a vacuum leak, or a dirty MAF sensor. Definition. P0171: Fuel Trim System Lean (Bank 1). Symptoms. Check engine light, decreased fuel economy, misfire, hard to find idle. Common Causes.. I 80 road conditions nebraska today

O que o código P0171 significa. O código P0171 significa que, na primeira margem do motor, o sistema de combustível está funcionando fraco ou existe um vazamento de vácuo próximo a esse lado do motor. Uma condição pobre ocorre quando o motor recebe pouco combustível ou muito ar.Dec 12, 2023 · The P0171 code is a common diagnostic trouble code that indicates a lean condition in the engine’s fuel system. It often points to potential issues with the mass air flow sensor, oxygen sensors, or even a vacuum leak. Understanding this code is crucial when it comes to troubleshooting and maintaining your Ford vehicle’s performance. An annuity can be a useful long-term investment, especially for retirement. To buy an annuity contract, you give an insurance or investment company a large lump-sum payment. In exc... Los síntomas de un código de avería P0171 Toyota pueden ser: Se enciende la luz de fallo de motor (Check Engine) Consumo excesivo de combustible; Pérdida de potencia del motor; Marcha irregular del motor; Causas del código DTC P0171 Toyota. Puede haber varias causas para la aparición de un código DTC P0171 Toyota en un vehículo de motor ... Si estás viendo el código de falla P0171 en tu Chevy, significa que tu sistema de inyección de combustible está funcionando demasiado bajo en el banco 1.Este código de falla indica una condición de empobrecimiento, lo que significa que hay demasiado aire y no suficiente combustible en la mezcla de combustión. http://1aau.to/h/cmc/Have a check engine light but nothing feels different? Does your check engine code say P0171 Low Fuel Trim? Check out this video to see ...The P0171 code is a common diagnostic trouble code that indicates a lean condition in the engine’s fuel system. It often points to potential issues with the mass air flow sensor, oxygen sensors, or even a vacuum leak. Understanding this code is crucial when it comes to troubleshooting and maintaining your Ford vehicle’s performance.Síntomas del código OBD2 P0171 Honda. Los signos de un código de falla P0171 Honda generalmente son: Sistema de inyección de combustible demasiado pobre en el banco 1. Luz de fallo de motor (Check Engine) encendida. Consumo excesivo de combustible. Pérdida de potencia en el motor.O que o código P0171 significa. O código P0171 significa que, na primeira margem do motor, o sistema de combustível está funcionando fraco ou existe um vazamento de vácuo próximo a esse lado do motor. Uma condição pobre ocorre quando o motor recebe pouco combustível ou muito ar.What Does Code P0171 mean? “Code P0171 – system too lean bank 1” means there is too much oxygen or too little fuel in the exhaust, which is referred to as a “lean” condition, or a lean or “low fuel trim” code.Oftentimes, a P0171 means that your Toyota is having trouble with a dirty or faulty mass airflow (MAF) sensor, or a vacuum leak downstream of the MAF sensor (perhaps in the PCV line or in the valve itself). Of course, this code can also signify a bad O2 sensor in bank 1. Additionally, it's rare (but still possible) that a P0171 code can be ....

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