Code p0172 chevy equinox

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Initial diagnosis may display any of these misfire and/or fuel trim related codes: • P0300-P0308 • P050D • P0171 • P0172 • P0174 • P0175 • P2099 • P219A • P219B Service Procedure If during repair an injector replacement is required, it will be necessary to refer to the parts catalog to ensureThe P0010 trouble code on a Chevy Equinox 2.4 indicates that the ECU has detected an open circuit in the intake camshaft adjuster solenoid. ... A failed camshaft adjuster won't cause the Chevy ...If your Chevy Equinox is displaying the P0172 code, it means that the engine is running too lean. If you’re getting the Chevy P0172 code, the first thing you should do is check the MAF sensor. If it’s dirty, clean it and see …2012 chevy equinox 2.4 codes p0014 p0089 p0133 p0172 p0191 p0506 JA:Have you noticed any specific symptoms or issues with … read more. HondaPlatinum.2015 chevy equinox 2.4 p0017 – diagnostic network P0420 equinox chevy properly fix solutions issue min december read P0172 chevy equinox Equinox p0014 4l Chevy equinox p0191: fuel rail pressure sensor → circuit “a” → rangeP0191 equinox range Need helpEquinox chevy p0010 p0449 p0014 code bank position camshaft chevrolet …Most of the time when I see this happen especially with the shutter on shutdown its the high pressure fuel pump. I would definitely recommend replacing the pressure sensor if you replace the pump. 1. Share. 1.3M subscribers in the MechanicAdvice community. This is more than a car repair forum!

Chevrolet Equinox Set A Code p228D and p0089 Reduced Engine Power Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a ... The P0089 code in a Chevy Equinox refers to a problem concerning the fuel pressure regulator system. This code gets logged when the powertrain control module (PCM) detects a discrepancy between the desired and actual fuel pressures. In other words, the code signifies “Fuel Pressure Regulator 1 Performance”, indicating that the …Symptoms of Code P0172. The symptoms of trouble code P0172 are usually the same symptoms of an engine running rich. Normally, your check engine light will be on (unless the bulb is burnt out). But in addition to that, here are some additional symptoms: Strong fuel or rotten egg smell from exhaust. Poor fuel economy. Engine hesitating.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 ... 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. Feb 7, 2019 · P0138 is a common OBDII code that occurs in many vehicles, including the Chevy Equinox. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more. Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself. There are also some less likely problems that can cause P0138.

1997 s10 pickup with a 2.2l manual. Getting p0172 code, fuel. 1997 s10 pickup with a 2.2l manual. Getting p0172 code, fuel index shows to be at -51 … read more. Kyle. Under hood Technician. 2,088 satisfied customers. I have p0172 and p2096 on my chevrolet cruze. 2010. J'ai.Initial diagnosis may display any of these misfire and/or fuel trim related codes: • P0300-P0308 • P050D • P0171 • P0172 • P0174 • P0175 • P2099 • P219A • P219B Service Procedure If during repair an injector replacement is required, it will be necessary to refer to the parts catalog to ensureThe P0174 code means that the O2 sensor on bank 2 has recognized a too lean mixture, and the imbalance is too great for the O2 sensor to correct the issue on its own. Symptoms of P0174 Chevy Equinox. When the Chevy Equinox’s PCM detects a lean air-fuel mixture in the engine’s combustion chamber, it will set the P0174 trouble code.Common Reason: Code P0172 is often related to a vacuum leak. Combustion engines run most efficiently when they maintain an air-fuel mixture ratio of 14.7 parts air to 1 part fuel. Too much air and/or too little fuel results in the engine running lean setting P0171 or P0174 trouble codes, while too much fuel and/or too little air results in …Hello, i get chevy equinox 2012, 4 cylinders, the engine gets the code p0300 and p0172, the engine when i shutdown it, it not off, is working about 2 or 3 seconds, then when i stay in one stop the engine is roughly, can you hrlp to know what i need to check in engine? Answered in 7 minutes by: Chevy Mechanic: RiopH.The P0172 code stands for “Fuel System Too Rich (Bank 1)”. What this means in plain language is that there’s too much fuel being delivered to combustion chambers on bank 1, or not enough air. A car engine requires a 14.7:1 air to fuel ratio to work optimally. There are sensors that monitor the amount of air coming in, and the ECU …

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Here are the most common causes of P0172 in the Chevy Traverse: Vacuum Leaks– With the Chevy Traverse, a vacuum leak is one of the most common causes of the P0172 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 P0172 code is …May 29, 2022 · The P0172 code means that more gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0172 is set in along with the P0175 code, it is highly likely that the problem is caused by leaking fuel injectors. Jan 1, 2563 BE ... Chevy Equinox 2.4L Catalytic Converter Replacement ... bomba de gasolina chevrolet equinox ... 2011 Equinox/Terrain 2.4 Misfire, P0172 Cutting Out ...2012 chevy equinox 2.4 codes p0014 p0089 p0133 p0172 p0191 p0506 JA:Have you noticed any specific symptoms or issues with your 2012 Chevy Equinox? Customer:Runs a little rough JA:When did you first st …

Jun 27, 2018 · 2. Reaction score. 1. I have a 2010 six cylinder Chevy equinox with approximately 115,000 miles on it. I have had nothing but recurring thousand dollar repairs on this vehicle. My latest nightmare is I was showing a P0 172 and a P0175 code. I took it into the dealership and just received a phone call that my high-pressure fuel pump is leaking ... The P0172 code stands for “Fuel System Too Rich (Bank 1)”. What this means in plain language is that there’s too much fuel being delivered to combustion chambers on bank 1, or not enough air. A car engine requires a 14.7:1 air to fuel ratio to work optimally. There are sensors that monitor the amount of air coming in, and the ECU …P0172 Code Chevy Cruze. Chevy cruze check engine light code p0171 15 cruze 1.4t p0299 code. 27 Aug 2023. Cruze chevy limited chevrolet p0496 code stabilitrak p0302 p0700 service p0301 colors heater front diagnosis obdii cruise heat control most P0172 chevy equinox P0597 help.General Motors said it has secured more than 110,000 reservations for its new all-electric Chevrolet Silverado, which includes reservations from more than 240 fleet operators, Chai...This page is meant to help you troubleshoot the Chevy Equinox P0420 trouble code. It covers the P0420 code's meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. …A P0172 trouble code indicates that the system is too rich at bank 1. That means that too much fuel is used in the combustion process. Bank 1 shows that the problem is in the driver’s side of the engine. For the car to move it needs fuel, air, and, a spark. The mixture of air and fuel needs to be balanced. If it is not, the electronic control ...The P0089 code in a Chevy Equinox refers to a problem concerning the fuel pressure regulator system. This code gets logged when the powertrain control module (PCM) detects a discrepancy between the desired and actual fuel pressures. In other words, the code signifies “Fuel Pressure Regulator 1 Performance”, indicating that the designated ...If your Chevy Equinox is having trouble starting up, it may be due to a problem with the fuel system. The P0191 code indicates that there is a problem with the fuel pressure sensor. This sensor measures the pressure of the fuel in the tank and sends a signal to the engine control module. If the pressure is too low, the engine will not start.Its a 2011 chevy equinox 2.4, has all the highly documented. its a 2011 chevy equinox 2.4, has all the highly documented codes p0016, p0089, p228d, and occasional p0191. Car goes into limp mode about 30 … read more. Anthony Sorrento. 2,795 satisfied customers.

Chevy Equinox. Equinox General Discussion. 2010 Equinox Fuel Pump failure - gas in oil - P0172. Jump to Latest Follow ... Then the check engine light came on. I stopped at AutoZone for a free trouble code check and it came back P0172 - too rich.

After getting it all back together, I started the Nox and it was idling very rough and eventually threw a CEL and starting chugging really bad. I saw "Stablitrack" and see codes P228d, P0016, and P0089. which are for fuel pressure, cam/crank sensor alignment, and fuel pressure. I have read up on other threads here and they all seem to point to ...2015 Chevy Equinox 2.4 Code P0172. 13 Dec 2023 by Arvilla Hills I. ... Top check engine trouble codes 2010-2017 chevy equinox suvEquinox chevy version chevrolet performance works Equinox chevrolet chevy carEquinox chevy p0017 reply.May 29, 2022 · The P0172 code means that more gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0172 is set in along with the P0175 code, it is highly likely that the problem is caused by leaking fuel injectors. Then the check engine light came on. I stopped at AutoZone for a free trouble code check and it came back P0172 - too rich. ... Chevy Equinox, and Cadillac SRX owners ...P0191 chevy equinox P0172 chevy equinox 2013 chev equinox 2.4l, p0300 random misfires & oil consumption problem 2015 Chevy equinox p0172 - YouTube 2012 chev equinox lt 3.0l, p0496 evap system flow during non-purge Equinox purge evap system flow lt p0496 chev during P0172 chevy equinox how to save $600Mar 26, 2019 · Conclusion. P0506 is a serious issue. Due to the unsafe nature of driving with an engine that can stall at any time, we recommend having your Equinox serviced as soon as possible. Good luck! P0506 is a common OBDII trouble code. It is typically triggered when the engine idle speed is lower than the predetermined limit set by the manufacturer ... Having issues with a P0172 code? Does your oil have a gas smell to it? Does your vehicle have a slow engine shut off??? Check this video out if you are exper... Here's some information for this code. DTC P0172 : Fuel Trim System Rich. Circuit/System Description. The engine control module (ECM) controls a Closed Loop air/fuel metering system in order to provide the best possible combination of drive-ability, fuel economy, and emission control. The ECM monitors the heated oxygen sensor (HO2S) signal ... Anyway, Ltft at idlle on Bank 1 is negative 23%. P0172 or P0175. Allow the engine to reach operating temperature. With the engine running, observe the affected Long Term FT parameter with a scan tool. The value should be more than approximately -20 % with the engine running at operating temperature.The P0089 code in a Chevy Equinox refers to a problem concerning the fuel pressure regulator system. This code gets logged when the powertrain control module (PCM) detects a discrepancy between the desired and actual fuel pressures. In other words, the code signifies “Fuel Pressure Regulator 1 Performance”, indicating that the …

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This code is a diagnostic trouble code, or DTC, that indicates that the air-fuel mixture is too rich. A rich engine has too much fuel and not enough oxygen in the cylinders. By contrast, a lean engine has too little fuel and lots of oxygen. If you’re experiencing the code P0172 in your Chevy Equinox, the problem is in the air-fuel mixture.The 2014 Chevy Equinox is a reliable and dependable SUV that has been a favorite among drivers for years. But how long can you expect it to last? Here, we’ll explore the expected l...Make sure the camshaft timing is correct. If the timing is off, it can cause the P0016 code to be triggered. 5. Replace any worn or damaged components in the timing system, such as the timing chain, tensioner, or other related parts. 6. If the engine is overheating, it can cause the P0016 code to be triggered.A P0172 trouble code indicates the engine computer has detected a “System Too Rich” condition, meaning there is too much fuel in the air-fuel mixture. That’s usually …With its 1950s styling, the 1957 Chevy is a timeless car. This article will show you how to draw this cool classic car in just five simple steps. Advertisement The 1957 Chevy is on...2012 equinox with the 2.4. I'm getting codes p0172, p0191 and p0300. Air filter is new, no intake leaks. When I test the fuel pressure when running, I'm getting 32psi to the high pressure pump. ... Hello, i get chevy equinox 2012, 4 cylinders, the engine gets the code p0300 and p0172, the engine when i shutdown it, ...2. Reaction score. 1. I have a 2010 six cylinder Chevy equinox with approximately 115,000 miles on it. I have had nothing but recurring thousand dollar repairs on this vehicle. My latest nightmare is I was showing a P0 172 and a P0175 code. I took it into the dealership and just received a phone call that my high-pressure fuel pump is leaking ...2014 Chevy Equinox, engine code P0013. Camshaft position actuator circuit/Open bank 1. Just started. 60,000. It seems to - Answered by a verified Chevy Mechanic. ... 2013 Chevrolet equinox vin ***** What can cause these codes ? P0013,p0014,p0171,p0172,p0191,p0420 ...2012 chevy equinox 2.4 codes p0014 p0089 p0133 p0172 p0191 p0506 JA:Have you noticed any specific symptoms or issues with your 2012 Chevy Equinox? Customer:Runs a little rough JA: ... P0172 code. Vehicle came in a few weeks ago with the same code and I did a fuel composition reset. Cleared the light and it was fine for …2012 chevy equinox 2.4 codes p0014 p0089 p0133 p0172 p0191 p0506 JA:Have you noticed any specific symptoms or issues with your 2012 Chevy Equinox? Customer:Runs a little rough JA:When did you first st … read moreThe P0175 code means that more gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0175 is set in along with the P0172 code, it is highly likely that the problem is caused by leaking fuel injectors. If there are no leaking fuel injectors, the next step is to replace the air filter and clean the Mass Air Flow (MAF ... ….

If your Chevy Equinox is having trouble starting up, it may be due to a problem with the fuel system. The P0191 code indicates that there is a problem with the fuel pressure sensor. This sensor measures the pressure of the fuel in the tank and sends a signal to the engine control module. If the pressure is too low, the engine will not start.Jan 6, 2023 · In this video I bring you along as I have a look at a customers Chevy equinox with the classic P0010 Intake cam position solenoid control circuit. It is a ve... The P228D automobile fault code indicates a problem with the fuel rail pressure sensor or the high-pressure fuel pump. The most common symptom is the engine light turning on. The cause could be a faulty fuel rail pressure sensor, an open or shorted high-pressure fuel pump harness, poor electrical circuit connection, or a faulty high-pressure ...New member. Hey all, I have a 2007 chevy equinox with the 3.4l v6. Recently, since I performed a tune up I noticed I'm getting bad milage, and the ecm is throwing a p0171 code (lean bank 1). The vehicle runs and idles smoothly and I'm not having any drivability issues, other than it's only getting 10mpg around town, and maybe 20mpg on the freeway.The first step to decoding the Chevy engine block code is to locate and identify the code on the engine assembly stamp correctly. Next understand the block code. The code has 15 ch...Mar 27, 2020 · 2012 chevy equinox 2.4 codes p0014 p0089 p0133 p0172 p0191 p0506 JA:Have you noticed any specific symptoms or issues with your 2012 Chevy Equinox? Customer:Runs a little rough JA:When did you first st … read more Chevy Equinox 2014 P0172. Asked by Joehdz17 Feb 07, 2022 at 05:37 PM about the 2014 Chevrolet Equinox. Question type: Maintenance & Repair. I have been problems with my Equinox and had to replace my timing chain. (whole timing chain kit) …The P0010 trouble code on a Chevy Equinox 2.4 indicates that the ECU has detected an open circuit in the intake camshaft adjuster solenoid. ... A failed camshaft adjuster won't cause the Chevy ...If the crank sensor was bad, you would get a p0016 and p0017, along with maybe another code. Nox4me. I disagree. p0016 and p0017 are not directly associated with the sensors. They are saying the timing between either exhaust and crank (p0017) or intake and crank (p0016) are not plausible. Code p0172 chevy equinox, An "over reporting" Mass Air Flow Sensor can be a common cause of a code P0172 and P0175. Essentially, this means that the Air Flow Sensor is telling the computer that much more air is entering the engine than actually is. Based on this large amount of air entering the engine, the engine computer or PCM sprays more fuel into the combustion ..., 2015 Chevy Equinox 2.4 Code P0172. 13 Dec 2023 by Arvilla Hills I. ... Top check engine trouble codes 2010-2017 chevy equinox suvEquinox chevy version chevrolet performance works Equinox chevrolet chevy carEquinox chevy p0017 reply., P0030 Chevrolet Code - HO2S Heater Control Circuit Bank 1 Sensor 1 - Code Popularity: 81,496 Views - Repair Importance Level: 2/3 - Repair Difficulty Level: 2/3. Table of contents. Created and updated by William Orellana on Mar 23, 2024. Possible Causes; Tech Notes;, Reason For This Recall: Your 2019 model year Chevrolet Equinox or Malibu, or GMC Terrain vehicle equipped with a 1.5-liter, 4 cylinder engine, may be equipped with an improperly functioning on-board emission-related diagnostic system that violates California and Federal standards and regulations. Under certain conditions the engine intake, P0030 Chevrolet Code - HO2S Heater Control Circuit Bank 1 Sensor 1 - Code Popularity: 81,496 Views - Repair Importance Level: 2/3 - Repair Difficulty Level: 2/3. Table of contents. Created and updated by William Orellana on Mar 23, 2024. Possible Causes; Tech Notes;, Get ratings and reviews for the top 7 home warranty companies in Chevy Chase, MD. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Hom..., How to Fix the P0172 Code. These are the most common ways to fix a P0172 code: A repair of a vacuum leak. A replacement of a faulty fuel injector, fuel pump, or fuel regulator. Replacement of an excessively restricted air filter. Replacement of the thermostat or coolant temperature sensor. A replacement of the spark plugs. , 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..., A forum community dedicated to GMC Terrain, Chevy Equinox, and Cadillac SRX owners and enthusiasts. Come join the discussion about modifications, classifieds, troubleshooting, maintenance, reviews, and more!, 2006 GMC Yukon with P0172 P0175 Here is the history: 2006 GMC Yukon 5.3L Code Z for flex fuel. Approx 107000 miles on the clock. I first had an evap issue P0449. I wound up having to replace the purge valve solonoid. During this time I also developed P0172 and P0449 codes. The P0449 code is now gone, and I am now trying to cor... , Make sure the camshaft timing is correct. If the timing is off, it can cause the P0016 code to be triggered. 5. Replace any worn or damaged components in the timing system, such as the timing chain, tensioner, or other related parts. 6. If the engine is overheating, it can cause the P0016 code to be triggered., Apr 14, 2022 · On a good WOT pull the pressure climbed to 1800 - 2125 psi range. When coasting to a stop ( foot off the gas ) the fuel rail pressure briefly dropped to 280-350 psi range then returned to 425-440 range. On a cold start the pressure was 1800-2050 for the first 30 seconds or so.. Hope these number can help you out. J. , P0300 is a generic OBDII code that can occur with the Chevy Equinox. This code indicates that your vehicle’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring). If you have P0300 and a cylinder-specific misfire ..., P0172 CHEVY EQUINOX HOW TO SAVE $600 - YouTube. 2011 chevy equinox p0172/p0175 Chevy vortec p0172/p0175 P0172 equinox chevy. P0172 chevy equinox how to save $600. Tubo p0172 co2 soldar rich exhausts accident muffler carparts broken louder quieter cab drowsiness soldadura maneras eficacesP0172 code: fuel …, A common trouble code with the Chevy Express is P0172. This code number references a number given to you when you plug your van into an OBDII scanner. It's not the most complicated OBDII trouble code to diagnose. ... Chevy Equinox P0172: Fuel System Rich – Bank 1. Chevy HHR P0172: Fuel System Rich – Bank 1. Jason on …, Feb 7, 2019 · P0138 is a common OBDII code that occurs in many vehicles, including the Chevy Equinox. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more. Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself. There are also some less likely problems that can cause P0138. , its a 2011 chevy equinox 2.4, has all the highly documented codes p0016, p0089, p228d, and occasional p0191. Car goes into limp mode about 30 seconds after erasing codes. While codes are gone engine r …, A leak in the fuel vapor hose leading from the fuel tank to the intake will throw P0442 in your Equinox. Fuel Tank Pressure Sensor (If Equipped) If the fuel tank pressure sensor has gone bad, it can cause many problems, including the P0442 code. Not all vehicle’s have a fuel tank pressure sensor. You’ll need to verify if your Equinox has ..., Sep 9, 2021 · Greetings viewers. In this video I dove into a 2014 Chevy Express with the 5.3L engine having a check engine light illuminated and stored codes P0172 and P01... , its a 2011 chevy equinox 2.4, has all the highly documented codes p0016, p0089, p228d, and occasional p0191. Car goes into limp mode about 30 seconds after erasing codes. While codes are gone engine r …, 507. 38K views 3 years ago. Great example of a time that multiple SI resources would have helped determine vehicle problem faster. 2016 Equinox setting a P0172. High Pressure …, The automobile fault code P2227 indicates a problem with the barometric pressure circuit range or performance. The estimated repair time for this fault code is 1.0 hour. The cost of fixing this issue can vary depending on the auto repair shop, but it is common for most shops to charge between $75 and $150 per hour., P0172 CHEVROLET Possible Causes. Faulty front heated oxygen sensor; ... "some suffer from insanity, I choose to enjoy it" John '15 1LT 2.5 - '16 Equinox LTZ 3.6 AWD - '23 Silverado LTZ 6.2 - '20 Traverse High Country AWD Ski Doo's - Boats - FLHR - Spyder F3S ... cam sensors and vvt solenoids since i had codes for this sensor i thought that was ..., Chevrolet Equinox Set A Code p228D and p0089 Reduced Engine Power Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a ..., 2015 chevy equinox p0172. Chevy truckP0172 code: system too rich bank 1 (symptoms, causes, and fixes) P0172 equinoxP0174 p0171 p0430 differential lean undesirable egr.. Check Details Check Details. Chevy Truck - P069E, P0172, P0174 - Running Rich FPCM Trouble - YouTube., Here are ways to fix P0172 code fuel too rich: • Cleaning the mass air flow sensor and oxygen sensors. • Replacing the spark plugs. • Replacing the coolant temperature sensor or thermostat. • Repairing …, Reservations are open at the world’s first Equinox Hotel, which will launch in New York City’s flashy new Hudson Yards neighborhood on July 15. Update: Some offers mentioned below ..., P0138 is a common OBDII code that occurs in many vehicles, including the Chevy Equinox. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more. Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself. There are also some less likely problems that can cause P0138., 2016 Chevrolet Equinox 2.4L Ecotec High Pressure Fuel Pump Replacement and oil change.Had code P0172 (rich condition), dieseling (engine stumbling to die whe..., Jan 27, 2566 BE ... How to replace Upstream or Primary o2 sensor on 2010 to 2017 Chevy Equinox with 2.4 P0153 Code. Patrick Kasilag•89K views · 8:20 · Go to channel&n..., Jun 27, 2018 · 2. Reaction score. 1. I have a 2010 six cylinder Chevy equinox with approximately 115,000 miles on it. I have had nothing but recurring thousand dollar repairs on this vehicle. My latest nightmare is I was showing a P0 172 and a P0175 code. I took it into the dealership and just received a phone call that my high-pressure fuel pump is leaking ... , Short and Long Term Effects of P0172 in Chevy Equinox. P0172 is a diagnostic trouble code (DTC) which indicates that the fuel-to-air ratio in the Chevy Equinox is too high. This code is most often caused by a vacuum leak, an incorrect fuel pressure, an exhaust leak, or a faulty fuel injector., Hello, i get chevy equinox 2012, 4 cylinders, the engine gets the code p0300 and p0172, the engine when i shutdown it, it not off, is working about 2 or 3 seconds, then when i stay in one stop the eng … read more