Chevy trax p0171

P0171 is a hard one to chase. Make sure your filter is clean and MAF before you start changing parts. Never drive faster than your guardian angel can fly!!! Drives 2022 Red Tesla Model Y. Drives 2016 Sunset Orange Trax LT1 1.4L Turbo auto 3GNCJPSB8GL142716. This is an older thread, you may not receive a response, and could be reviving an old ...

Code Number Code Description Related Codes; P0171: System Too Lean (Bank 1) P1101 - Intake Air Flow System Performance P2097 - Post Catalyst Fuel Trim System High Limit P2277 - Barometric Pressure ...The Engine Control Module (ECM) uses the MAF sensor signal to provide the correct fuel delivery for all engine speeds and loads. The Diagnostic Trouble Code (DTC) will be set if the ECM detects that the measured MAF is not within a calibrated range of the model for greater than 2 seconds. P1101 Chevrolet Code - Intake Air Flow …If you’re in the market for a used SUV, a Chevy Blazer is definitely worth considering. Known for its reliability, versatility, and stylish design, the Chevy Blazer has been a popu...P0496 definition: EVAP Flow During a Non-Purge Condition. Issue Severity: LOW – Continued driving for a short period of time is okay. Repair Urgency: Get this fixed within the next month to prevent catalytic converter damage. Diagnosis: There may not be any noticeable driving issues with your vehicle, but your engine could be running rich ...Greetings all! My 2015 Chevy Trax has had, at 62,000, the valve cover (pcv valve) replaced as well as the water pump, serpentine belt and belt tensioner replaced, but still has a high pitched whistle in the engine compartment. It has a P0171 code showing on the OBD reader. This whistle begins after the engine is warmed up and only occurs at ...Dec 21, 2020 · The code P0171 on your 1.4 engine indicates a vacuum leak and on this engine, it can be caused by a poorly seated dipstick or a leaking valve cover, and usually, if that is the case there is a whistling noise, if that is the case then replacing the camshaft cover assembly will resolve this code. Start here first by checking the dip stick, see ...

Jul 12, 2023 ... Chevrolet Trax 2016 Chevrolet Trax 2017 Chevrolet Trax 2018 Chevrolet Trax 2019 Chevrolet Trax ... | Chevy Trax P0171, P1101, P0420. Watch Wes ...Your car is equipped with a lot of engine sensors that are essential to keeping your vehicle running. The OBD-II code P015b indicates the PCM has detected a delayed response from the bank 1 sensor 1 oxygen (O2) sensor.If your scanner logs this code, the guide below will help you address it.Jan 9, 2019 ... In this video, I show you how I troubleshoot a Check Engine Light (CEL) / Diagnostic Trouble Code (DTC) P0171, System Too Lean Bank 1.Get ratings and reviews for the top 11 gutter guard companies in Chevy Chase, MD. Helping you find the best gutter guard companies for the job. Expert Advice On Improving Your Home...P0171 is a hard one to chase. Make sure your filter is clean and MAF before you start changing parts. Never drive faster than your guardian angel can fly!!! Drives 2022 Red Tesla Model Y. Drives 2016 Sunset Orange Trax LT1 1.4L Turbo auto 3GNCJPSB8GL142716. This is an older thread, you may not receive a response, and could be reviving an old ...

2011-2016 Chevrolet Cruze 2012-2016 Chevrolet Sonic 2013-2017 Chevrolet Trax All equipped with 1.4L engine This bulletin specifically refers to DTC P1101, however even in the absence of this code, there ... 2012-2016 Chevrolet sonic 2013-2017 Chevrolet Trax Equipped with 1.4L Engine (RP0s LUV) Attention: This PI also applies to any Of the …May 10, 2023 · A very common reason for the Service Stabilitrak message is a misfiring engine. If the OBD scanner gives codes P0301 to P0304, for example, then that means a misfiring cylinder. The last digit is the cylinder number. Cylinders will misfire if spark plugs or the coils need to be replaced. P015B - 02 sensor delayed response, lean to rich (bank 1 sensor 1). This is probably the most common one, has appeared multiple times. P0299- Turbo underboost condition (only appeared once) P1101 - Mass Air Flow sensor out of self test range (only appeared once) P0496 - EVAP emission system high purge flow (only appeared once) P2270 - Oxygen ...1 post · Joined 2023. #1 · Nov 21, 2023. I have a 2017 that has occasionally started shuttering while driving at high speeds. The fuel pressure is at 42psi and the fuel pressure sensor reads the same. There is no P0087 code yet or any other codes. The long term fuel trim is at 10% so it is lean. I believe I should be seeing around 60psi.

Duval county florida arrests.

Chevrolet Trax (2013-2022) Workshop Manual. Engine. Engine Controls and Fuel - 1.4L. Engine controls and fuel - 1.4l - Diagnostic information and procedures. DTC P0171 OR P01721. Replace the exhaust front pipe and the warm up three-way catalytic converter. NOTE: A new converter with less than 100mi on it may set the P0420 DTC due to outgassing of the internal matting. Operating the vehicle at highway speeds for approximately 1 hour may correct the condition."2015 Chevy cruze LT 1.4 code P0171. The car had a bad PCV valve so i have replaced the cover as well as the PCV hose and still have this code. Ive checked all the hoses and no leaks. The O2 sensor is functioning properly and the MAF sensor has also been replaced and the puel pressure reads 40-50 on the obd2 scanner. Im at a loss here.Anyhow, my wife's 1.4L Ecotec Encore-Trax with 83,000 miles threw a ton of codes last week, P0106, P0171, P1101, P015B and some others, all seemingly relating to a vacuum leak and corresponding lean condition resulting from too much air. Upon inspection, I discovered that had a blown/sucking PCV diaphragm on the cam cover and a missing …Apr 14, 2021 · 2849 posts · Joined 2017. #4 · Apr 14, 2021 (Edited) You've addressed the 2 most common cause for that lean code. Some people on here claim to have solved this code accidentally when they replaced their car battery. So even a failing or bad battery can cause this code to pop up. P0171 is more annoying than a mosquito near your ear.

If this video was helpful, consider donating :) Paypal - https://paypal.me/chadwilliams89Cash App - https://cash.app/$chadwilliamsfixesallVenmo - https://www... If your Chevy Trax is giving you a P0171 code, it means that the engine is running lean. This can be caused by a number of different things, but the most common culprit is a dirty or damaged mass air flow sensor. Other possible causes include a vacuum leak, faulty fuel injectors, or a problem with the oxygen sensor.When the P0171 code sets, the oxygen sensors are detecting too little oxygen in the exhaust (running "lean") and the control module is adding more fuel than normal to sustain the proper air/fuel mixture. Rich Mixture = Too much fuel, not enough air. Lean Mixture = Too much air, not enough fuel. Driving with this trouble code is not recommended.Jun 25, 2021 · 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... Mar 15, 2023 ... Chevy Cruze P0171 - Rough Idle - Stalling - Possible Fixes For Diyer's. STEVE ROB REVIEWS · 88K views ; Chevy Cruze Sonic Trax Encore 1.4L Turbo .....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 ...Causas comunes del código P0171. 1. Sensor de oxígeno defectuoso. 2. Sensor de flujo de aire en masa (MAF) sucio o defectuoso. 3. Fugas de vacío en el sistema de admisión. 4. Inyectores de combustible sucios o defectuosos.The code P0171 on your 1.4 engine indicates a vacuum leak and on this engine, it can be caused by a poorly seated dipstick or a leaking valve cover, and usually, if that is the case there is a whistling noise, if that is the case then replacing the camshaft cover assembly will resolve this code. Start here first by checking the dip stick, see ...Sep 30, 2016 ... Chevy Cruze P0171 - Rough Idle - Stalling - Possible Fixes For Diyer's ... | Chevy Trax P0171, P1101, P0420. Watch Wes Work•711K views · 11:06.#1 · Dec 30, 2021. I recently noticed the check engine light was on, and when I checked the code I got a P0171 code. I have had this car for about two years now and this has not happened. I ran all the tests on the PCV …not our usual import customer today but thats ok! This video is to show you how we diagnosed and repaired the p0171, p1101 DTC and low power complaint on thi...

For the last 2 weeks I keep getting this code and cant find the source of it. It can not be the MAF, Dirty Air filter, Upstream and Downstream o2 sensors, or even the …

1. Replace the exhaust front pipe and the warm up three-way catalytic converter. NOTE: A new converter with less than 100mi on it may set the P0420 DTC due to outgassing of the internal matting. Operating the vehicle at highway speeds for approximately 1 hour may correct the condition."Jun 25, 2021 · 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... 1. Replace the exhaust front pipe and the warm up three-way catalytic converter. NOTE: A new converter with less than 100mi on it may set the P0420 DTC due to outgassing of the internal matting. Operating the vehicle at highway speeds for approximately 1 hour may correct the condition."Chevy Trax General Discussion Code 84. Jump to Latest ... My actual engine code lights are p0068, p0097, p00f4, p0106, p0113, p0171, p01101, p0102, p2227, p2228. The car only shakes when in idle (park, neutral, drive) but if the car is moving the engine is not shaking. Just replaced my coolant temperature sensor last night and …A common cause of P0171 on Chevy Cruze and other cars is limited fuel supply. As reiterated, fuel supply issues are from the lousy fuel pump, clogged fuel filter, bad fuel regulator, and fuel injectors. Check these components simultaneously and ensure they are working correctly. Step 5: Replace oxygen sensors/air-fuel ratio sensor. The code …When the P0171 code sets, the oxygen sensors are detecting too little oxygen in the exhaust (running "lean") and the control module is adding more fuel than normal to sustain the proper air/fuel mixture. Rich Mixture = Too much fuel, not enough air. Lean Mixture = Too much air, not enough fuel. Driving with this trouble code is not recommended.P0420 (Catalyst system efficiency below threshold bank 1) and P0171 System too Lean Bank 1. The second is intermittent but the first is constant. If cleared, it returns in 3 trips at operating temperature and is always in the permanent storage of the ECU. Originally it decided to throw a P0299 (turbo under-boost) code and not want to go …Code Number Code Description Related Codes; P0171: System Too Lean (Bank 1) P1101 - Intake Air Flow System Performance P2097 - Post Catalyst Fuel Trim System High Limit P2277 - Barometric Pressure ...Dec 19, 2018 · Here are the most common symptoms of P0303 in the Chevy Trax. There may be no noticeable symptoms at all. Check engine light; Your vehicle may run rough, be down on power, and stall. Your Trax may produce excess vibration, especially at lower RPM. Fuel mileage may suffer. You may smell raw gas coming from the tailpipe. The engine may backfire.

Mucinex and nyquil at the same time.

Mcdonalds on zarzamora.

P0171 is a hard one to chase. Make sure your filter is clean and MAF before you start changing parts. Never drive faster than your guardian angel can fly!!! Drives 2022 Red Tesla Model Y. Drives 2016 Sunset Orange Trax LT1 1.4L Turbo auto 3GNCJPSB8GL142716. This is an older thread, you may not receive a response, and …Descripción del código DTC P0171 CHEVY Chevy. El código P0171 en un modelo chevy indica que el O2 (Oxygen Sensor) situado en el banco 1, ha detectado que existe una condición pobre, es decir que el Sensor de oxigeno (O2) encuentra un exceso de oxígeno en la mezcla aire/combustible. El banco 1 se refiere al lado del motor que tiene el ...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 …If your Chevy Trax has the P0304 trouble code, you should know that it's about as common of a code as there is. It's a generic OBD IIcode (same meaning for all vehicles) that indicates that your vehicle’s fourth cylinder is misfiring. ... When your Trax has P0304 and P0171 together, it’s often caused by a clogged or underperforming fuel …P0496 definition: EVAP Flow During a Non-Purge Condition. Issue Severity: LOW – Continued driving for a short period of time is okay. Repair Urgency: Get this fixed within the next month to prevent catalytic converter damage. Diagnosis: There may not be any noticeable driving issues with your vehicle, but your engine could be running rich ...How to Replace the Intake Manifold, Valve Cover, and PCV Hose on the GM Ecotec 1.4L Engine: https://youtu.be/OIh3Hr2ybq8In this video I show how to diagnose ...Jun 30, 2022 · Diagnostic trouble code P0171 means System Too Lean (bank 1). That means the car computer noticed the engine is running lean. A lean system means the air-fuel ratio entering the combustion chamber is not what the engine wants. It means there is too much air or too little gas to balance the specified mixture ratio. Chevy Trax P0496 Meaning. P0496 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing. The code technically stands for: The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in order to be ignited in the normal … ….

Refer to your vehicle’s service manual to locate and inspect the IAC valve for any signs of damage or malfunction. Clean or replace the valve if needed. 3. Check the throttle body: The throttle body can also be the cause of a P0507 code. Inspect the throttle body for any signs of damage or buildup of dirt and debris.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...Aug 19, 2022 ... What Is a Chevy Cruze P0171 OBDII engine code and what are the fixes? Read here for more information: ...2. Enter the VIN in the parts catalog and go to the fuel injector rail parts section. 3. After the injector part number has been identified on the body of the injector, in the description column. For example, part number 12668390 highlighted in the table. To the left is the part number that will need to be order.Dec 29, 2021 · 2017 Chevy Trax LT No Heat and P0171 Code. I own a 2017 Chevy Trax LT and when I put the heat on the highest level (4) there is no heat, but any level below that it works fine. ALSO, for the P0171 code, I did all the tests looking for a leak, I changed parts, and I have had no luck, the light is still on and the car still runs rough. P015B, P1101, P0496, P0171 codes on a 2012 chevy cruze 1.4 turbo. The car at the moment will not accelerate well but is - Answered by a verified Chevy Mechanic. ... 2016 Chevy Trax... P015B, P0171, P1101 and P0227 codes... I. 2016 Chevy Trax... P015B, P0171, P1101 and P0227 codes... I have ran smoke test and the only place I have …Chevrolet Cruze 2016 2019 1.4L (RPO LE2) Equinox 2018 2020 1.5L (RPO LYX) Malibu 2016 2020 1.5L (RPO LFV) Trax 2019 2019 1.4L (RPO LE2) Volt 2016 2019 1.5L (RPO L3A) GMC Terrain 2018 2020 1.5L (RPO LYX) Involved Region or Country North America, China, Thailand, GM Korea, Middle East, Israel, Europe, Brazil, Chile, Colombia, Peru, South …Today we go over the diagnosis and fix for this lean condition p0171 on this 2017 Holden Trax, previously serviced by another mechanic a few weeks prior, the...Feb 21, 2022 · P0171 definition: Bank 1 has too much air or not enough fuel. Issue Severity: MODERATE– Extended driving with this code can cause internal engine damage. Repair Urgency: Get this code fixed as soon as possible to avoid damage to spark plugs, pistons, and catalytic converters. Diagnosis: It is important to complete the entire diagnostic ... Nov 21, 2023 · What Does Code P0171 Mean? 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 ... Chevy trax p0171, Chevy Mechanic: Daniel Chaidez. Understood. If there was sludge in the engine then there is a good chance that the turbo was damaged unfortunately. See the turbo is fed high pressure oil to keep it cooled and lubricated and if the oil was broken down or sludged this damaged the turbo., May 29, 2020 ... 2011-2015 CHEVY CRUZE ROUGH IDLE FIXED! CODES P0171 P1101 P0106 FIXED! PVC VACUUM LEAK DIAGNOSIS AND FIX! VALVE COVER GASKET REPLACEMENT!, Either way these codes point to the MAF sensor or a leak between the MAF and the inlet to the turbo.Make sure all the clamps are tight. Maybe clean MAF if dirty. Never drive faster than your guardian angel can fly!!! Drives 2022 Red Tesla Model Y. Drives 2016 Sunset Orange Trax LT1 1.4L Turbo auto 3GNCJPSB8GL142716. Richarddespain75., Jun 30, 2022 · Diagnostic trouble code P0171 means System Too Lean (bank 1). That means the car computer noticed the engine is running lean. A lean system means the air-fuel ratio entering the combustion chamber is not what the engine wants. It means there is too much air or too little gas to balance the specified mixture ratio. , Dec 19, 2018 · Here are the most common symptoms of P0303 in the Chevy Trax. There may be no noticeable symptoms at all. Check engine light; Your vehicle may run rough, be down on power, and stall. Your Trax may produce excess vibration, especially at lower RPM. Fuel mileage may suffer. You may smell raw gas coming from the tailpipe. The engine may backfire. , Aug 19, 2022 ... What Is a Chevy Cruze P0171 OBDII engine code and what are the fixes? Read here for more information: ..., I have the following problem. My 2018 Trax has the check engine light on, with the referred DTC´s P01710-00 / U0401-71. Investigating a bit, I found that it might be the MAF sensor, so I cleaned it and later replaced it. Although the shutter seems to be improved a little bit, the check engine came on again, and the shuttering won´t …, Subject: Mil On With DTC P0171 And / Or P1101 Models: 2013-2016 Buick Encore 2013-2016 Chevrolet Trax (Canada) 2015-2016 Chevrolet Trax (US) With 1.4L LUV This PI was superseded to update Model Years. Please discard PIP5240. The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition/Concern, American-made Chevrolet is one of the best-selling brands in the United States. If you are in the market for a used Chevy, whether a sedan, truck, SUV or sports car, this article h..., Difficulty: 1/5. Time required: 5 minutes. Tools Required: Piece of paper or tissue. Remove the engine cover and locate PCV valve. With the engine running at idle, hold a small piece of paper or tissue in front of port. If the paper is drawn to the port, vacuum is present and the PCV valve is faulty., The code P0171 on your 1.4 engine indicates a vacuum leak and on this engine, it can be caused by a poorly seated dipstick or a leaking valve cover, and usually, if that is the case there is a whistling noise, if that is the case then replacing the camshaft cover assembly will resolve this code. Start here first by checking the dip stick, see ..., A vehicle may come in with DTC P0171 – Fuel Trim System Lean, or other airflow-related DTCs. Following the diagnostics in SI for that DTC may lead to the PCV system as a potential source of external airflow. 2. Confirm a bad PCV valve. a. Remove the engine cover. ... Chevrolet Sonic, or 2014 model year Chevrolet TRAX vehicle, your …, Jun 23, 2021 · P0171 is one of the hardest codes to solve because so many things can cause a lean condition. From mice nesting in the airbox to multiple sensors being on the border to corroded connectors. Most common is MAF or upstream HO². , 2017 Chevy Trax LT No Heat and P0171 Code. I own a 2017 Chevy Trax LT and when I put the heat on the highest level (4) there is no heat, but any level below that it works fine. ALSO, for the P0171 code, I did all the tests looking for a leak, I changed parts, and I have had no luck, the light is still on and the car still runs rough., The correct application for the 2013-2015 Buick Encore and 2013-2015 Chevrolet Trax will have an ID code of ACD and will be fitted with a Hydro Carbon Absorber as shown below. If the Hydro Carbon Absorber is missing, or the ID code is other than ACD, replace the Air Cleaner Housing with the latest listing in the Electronic Parts Catalog. If the ..., 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., Dec 21, 2020 · The code P0171 on your 1.4 engine indicates a vacuum leak and on this engine, it can be caused by a poorly seated dipstick or a leaking valve cover, and usually, if that is the case there is a whistling noise, if that is the case then replacing the camshaft cover assembly will resolve this code. Start here first by checking the dip stick, see ... , Start by taking a look at the vacuum lines and seeing if you have a leak. 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., 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., Trax 2019 2019 1.4L (RPO LE2) Volt 2016 2019 1.5L (RPO L3A) GMC Terrain 2018 2020 1.5L (RPO LYX) Involved Region or Country North America, China, Thailand, GM Korea, Middle East, Israel, Europe, Brazil, Chile, Colombia, Peru, South Africa Condition Some customers may comment on one or more of the following conditions: • Oil Leak • MIL ..., Aug 19, 2022 ... What Is a Chevy Cruze P0171 OBDII engine code and what are the fixes? Read here for more information: ..., P0171 fuel trim system lean. Chevrolet Trax 2016 52000 miles. Check engine light Loses power Code P0171. Check engine light is on and now the traction light is on. Car runs rough when stopped and it loses power when accelerating form a stop and going up hills. Code reads P0171 fuel trim system lean DTC severity 2-3. , Jun 25, 2021 · 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... , Mar 15, 2023 ... Chevy Cruze P0171 - Rough Idle - Stalling - Possible Fixes For Diyer's. STEVE ROB REVIEWS · 88K views ; Chevy Cruze Sonic Trax Encore 1.4L Turbo ....., 2011-2016 Chevrolet Cruze 2012-2016 Chevrolet Sonic 2013-2017 Chevrolet Trax All equipped with 1.4L engine This bulletin specifically refers to DTC P1101, however even in the absence of this code, there ... 2012-2016 Chevrolet sonic 2013-2017 Chevrolet Trax Equipped with 1.4L Engine (RP0s LUV) Attention: This PI also applies to any Of the …, Chevy Trax P0496 Meaning. P0496 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing. The code technically stands for: The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in order to be ignited in the normal …, Jun 30, 2022 · Diagnostic trouble code P0171 means System Too Lean (bank 1). That means the car computer noticed the engine is running lean. A lean system means the air-fuel ratio entering the combustion chamber is not what the engine wants. It means there is too much air or too little gas to balance the specified mixture ratio. , The 2020 Chevrolet Silverado is a fabulous choice if you’re searching for a reliable full-size pickup truck. Why? Because the Silverado is ranked in third place on the US News site..., 59 listings. Vehicle price See monthly payment > $18,000 - $35,000. Include listings without available pricing. Min. to. Max. Radius. Activ FWD (15) LS AWD. LS FWD (8) LT AWD …, P0171 System Too Lean Fix. PCV Hose Replacement 2.0t Cadillac ATS and Chevy Malibu 2013-2020. Diagnosing P0171 System too lean code. How to Remove and Replac..., May 10, 2022 · P015B - 02 sensor delayed response, lean to rich (bank 1 sensor 1). This is probably the most common one, has appeared multiple times. P0299- Turbo underboost condition (only appeared once) P1101 - Mass Air Flow sensor out of self test range (only appeared once) P0496 - EVAP emission system high purge flow (only appeared once) P2270 - Oxygen ... , The code P0171 on your 1.4 engine indicates a vacuum leak and on this engine, it can be caused by a poorly seated dipstick or a leaking valve cover, and usually, if that is the case there is a whistling noise, if that is the case then replacing the camshaft cover assembly will resolve this code. Start here first by checking the dip stick, see ..., Dec 21, 2020 · The code P0171 on your 1.4 engine indicates a vacuum leak and on this engine, it can be caused by a poorly seated dipstick or a leaking valve cover, and usually, if that is the case there is a whistling noise, if that is the case then replacing the camshaft cover assembly will resolve this code. Start here first by checking the dip stick, see ...