2008 ford escape misfire

Just get it checked out and fixed right away before the catalytic converters get clogged. To determine the cause of the misfire, you might have to try a few different methods before you find your answer. Inspect your spark plugs for signs of damage and replace any that look broken. Testing fuel injectors is a process that can help you diagnose problems with your engine. If it doesnt provide an English description, you can find them in a vehicle-specific repair manual or on the manufacturers website. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Ford Escape - Misfire South Main Auto Repair LLC 785K subscribers 593K views 5 years ago Come along as we have a look at this 2009 Ford Escape 2.5 that was dropped off with a single cylinder. The most common type is the conventional spark plug. The raw fuel can also damage the catalytic converter. Over time, the oil can break down and form a varnish that coats the spark plugs. Drilling Holes in Muffler: Is It a Good Idea and How to Do It? Enjoy! Compare your calculated mileage to your vehicles mileage rating in the owners manual if youre unsure what it typically is. A Buyers Guide to the 2012 Ford Expedition. Means you have a critical issue with the motor. If the engine is dirty or has low oil pressure, it can cause the plugs to foul. The PCM doesn't supply power to the coil's ,it supply's a ground . Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not South Main Auto Repair. Wife came home with the car having a steady missfire and check engine light on. It also can cost money to ignore it, since driving with a misfire can damage the Escapes catalytic converter. Sensor (2.3l) near rear of cylinder head . to a more fully-featured trim set and exterior design. Possible, but not likely. owners, Over 25,000 topics, from beginner tips to technical wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. There never was a problem until last week when I took the vehicle for a 200 mile trip to our vacation resort. Its also possible that the engine itself is to blame. costs, Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, The statements expressed above are only for informational purposes and should be independently verified. Ford Escape 2003 v6 3.0L Misfire PO351 PO301 (SOLVED) - 15 reports. Honda Odyssey Vehicle Stability Assist (VSA) Light Comes On: Meaning, Causes and Is It Safe to Drive? Escape firing ford order v6 2002 valve 2007. RECALLS! While there are many potential causes for P0171, the most prevalent is a vacuum leak. P0304 and P0316. P0303 is cause for concern and, left unfixed, can leave you stranded. If it changed to a different P030X code, the plug was bad. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Suspect an ignition-related cause or a vacuum leak. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The spark plugs create a spark of electricity that ignites the fuel in the cylinders. Treat P0303 with these codes like it has P0300. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. What does it mean if the engine produces a lot of sound? The raw fuel can also damage the catalytic converter. Low or inconsistent fuel pressure is a common cause of engine misfires. An engine misfire happens when one of the cylinders in your engine fails to function properly. En Espaol | I sent it to Ford Dealer once and was told they cannot reproduce the problem. 2WD. If the misfiring cylinder (identified by the misfire code) is underneath the plastic plenum (these would be cylinders #1, #2 and #3), you're looking at having to remove the plenum to check for the exact cause of the problem. They are also a good choice if you have an engine that is difficult to start. If you are getting spark and injector pulse then you may have a clogged injector or low compression on the problem cylinder. The problem stems from a corroded connection at a temperature sensor that makes the PCM think the engine is hotter or colder than it really is. Misfiring means the combustion processthe igniting of the air-fuel mixture that enters the cylinderhas been upset in some way. This can happen if the engine is not getting enough oil, or if the oil is dirty. When I started the car after sitting for 9 hours, the car misfired miserably. Start the engine and wait for the check engine light to come back on. Fixing a misfire can be dangerous or require in-depth repairs, so you might need a pro. If you have multiple codes with P0302, jump down a section. What 'throws a wrench into the works', is that the misfire condition sometimes doesn't set a diagnostic trouble code (DTC). wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. If youre not sure which type of spark plug is right for your vehicle, consult with a mechanic or the owners manual. Unlike a lot of the OBDII codes, this code has to do directly with engine combustion. The spark plugs are located in the cylinder head, and each one is attached to a spark plug wire. A misfire in only one cylinder can be caused by a variety of factors, including: Ignition system problems: A faulty spark plug, ignition coil, or ignition control module can cause a misfire in one cylinder. There are a few things you can do to prevent your spark plugs from misfiring. Treat P0303 with these codes like it has P0300. This can cause the current to arc, preventing it from reaching the spark plug. By signing up you are agreeing to receive emails according to our privacy policy. Ford, in its infinite wisdom, decided to use plastic and rubber gaskets for the intake manifold and the intake manifold plenum on your Ford Escape (Mazda Tribute). Ford Escape jerks horribly while accelerating It is 2015 Escape with only 10,000. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. You may find other related articles here: 9 Bad Ignition Coil Symptoms How To Tell When Its Bad, 2023 Car, Truck and Vehicle How To Guides - Vehicle Freak, How To Reset The Honda Accord Radio Code Error E, Audi A6 Wont Start: Common Problems and Fixes, Battery Discharge Warning on a Kia: Meaning, Causes, and Fixes, Power Window Not Working on Passenger Side (Causes and Fixes), Hyundai Elantra Car Alarm Goes Off for No Reason (Causes and Fixes). After paying my $350.02 bill, I felt relieved that the problem was cured despite the non-budgeted expense while on vacation. It's definitely a hi voltage misfire problem if it's only doing it in wet weather. You can test the fuel injection system by checking the fuel pressure. 7.9 pretty bad Typical Repair Cost: $5,430 Average Mileage: 42,900 miles. I assume when you replaced the coils you got new boots with them. Ignition Misfires on Ford Escape Problem Description The common problem for ignition misfires are ignition coils going bad. Then you can check to see if it has spark. Engine misfires on the older Ford Escape were often caused due to worn spark plug wires and plugs. This article was co-authored by Hovig Manouchekian and by wikiHow staff writer, Savannah Vold. Why are you talking about replacing the PCM and wiring harness? The most common repair for P0303 is changing the spark plugs. Its a great first-time project for a shade tree mechanic. My car has an automatic transmission. P0302 will often be accompanied by codes P0301, P0303, P0304, P0305, etc These codes indicate a misfire in cylinders one, three, four, and five, respectively. Meanwhile, the most common P0304 repair for certain Dodge vehicles, such as a 2014 Dodge Durango, Limited 3.6L, involved replacing the offending cylinder. A few days ago my check engine light came on out of the blue. Check the wiring harness going to the cylinder three coil pack. The most common causes of misfires are worn, improperly installed, and mishandled spark plugs,. The ignition system is controlled by a computer, which regulates the timing of the spark. SKY-VIEW! wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. also, I tried to find the source of the short by misting the engine compartment looking for arcing. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. !--Eric O.WANT AN \"SMA\" STICKER OF YOUR OWN!? The spark plug wires carry the electrical current from the ignition system to the spark plugs. Dont wait until its too late, get your vehicle checked today! Consult your owners manual or a trusted mechanic for specific recommendations. When current flows through the coil, it creates a magnetic field. 15,575 Answers. In order to check the cylinder for spark you have to remove the coil and insert a spark tester into the coil after reconnecting it. if your getting a check engine light now try just swapping the one in the cylinder that's misfiring with a good cylinder and see if the CEL will indicate the other cylinder. Before you can diagnose P0303 in your vehicle, you need to find the third cylinder. The early 2000s models did not have coil-on plugs at first. By using our site, you agree to our. I have replaced 2 of the 6 and now another one has gone bad. If only one cylinder misfires, its usually due to a problem with that cylinder. Your diesel cant misfire because of bad spark plugs as diesel engines dont use spark plugs. When your Escape has P0303 and P0171 together, its often caused by a clogged or underperforming fuel injector. Ford | It acts like lack of power like only hitting on two or three pistons. Check the wiring harness going to the cylinder two coil pack. This is usually the easiest issue to diagnose and resolve. Make note of the condition of BOTH spark plugs as you swap them. When changing spark plugs, its important to use the correct type of plug for your vehicle. Good Deal. How to Detect and Fix a Misfire: Common Problems, Solutions, & More, https://www.2carpros.com/articles/engine-misfires-or-runs-rough, http://www.myautorepairadvice.com/p0300.html, http://www.trucktrend.com/how-to/expert-advice/1805-shop-class-how-to-diagnose-an-engine-misfire/, https://www.dmv.de.gov/VehicleServices/inspections/pdfs/dtc_list.pdf, https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator, https://www.popularmechanics.com/cars/how-to/a8520/cars-101-how-to-do-a-compression-test-14912158/, http://automobileremedy.com/blog/how-to-repair-replace-a-blown-head-gasket/, reparar una falla de encendido en el motor. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. The coil just stops sparking due to age. 3.0L. Read and Understand Your Car's VIN Number, What To Do If You Find A Nail In Your Tire, Transmission Pressure Control Solenoid Failure May Cause Erratic Shifting, Nissan Crankshaft and Camshaft Sensor Recall, Harsh or Delayed Shifting of Automatic Transmission, Check Engine Light and Hesitation or Stumbling While Driving, Check Engine Light With Code P0442, P0456, and/or P1450, Internal Transfer Case Problem on the 4WD models, Coolant Pump on Hybrid May Fail and Cause CEL/Engine Shutdown, Hard driving conditions may cause rear motor mount to crack, Inactive-Merged-Failure of EGR Differential Pressure Sensor. Happens every time it is humid out. I picked up a misfire at a high RPM so replaced sparkplugs/wires with factory parts. dirt and moisture are an enemy of high voltage. They are really good for welding Hello. It jerks while accelerating. P0302 is cause for concern and, left unfixed, can leave you stranded. One common cause of spark plug misfire is a build-up of oil or debris on the plugs. P0302 in the Ford Escape is a common OBD II trouble code. They will be able to recommend the best type of spark plug for your car based on your driving habits and the conditions in which you typically drive. Another way to test fuel injectors is to use a spark tester. Go to: TEST 3: Testing Cylinders #4, #5, #6 For Spark. Compact sedans and hatchbacks provide a great ride on a budget, with the evolution from a stodgy, unattractive exterior (and interior!) This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. 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.) . White smoke can either be very light, just like a vapor, or it can be dense and heavy smoke. Replacing a head gasket is a pretty involved job that requires specialized tools in many applications. Most of the time, P0302 is not hard to repair, as youll be swapping out ignition parts. Web high school or ged. A diagram for the firing order can be found in the escape repair manual. Spark plugs come in different sizes and shapes, and each type is designed for a specific engine. You may be having a problem with one of your coils. Your Escape may produce excess vibration, especially at lower RPM. We do not advise driving your Escape with P0302. - John D. Ignoring a problem with the fuel injectors can lead to serious engine damage. While there are many potential causes for P0171, the most prevalent is a vacuum leak. Here are the most common symptoms of P0302 in the Ford Escape. You can find the correct resistance rating in your vehicles repair manual. You can also have your air intake checked by a professional. Your Escape will be virtually undrivable if the third cylinder stops firing altogether. Prices pulled from the Amazon Product Advertising API on: Product prices and availability are accurate as of the date/time indicated and are subject to change. The engine may also run rough, and it may be difficult to start. If your car misfires after you changed the spark plugs and coils, it may be due to a problem with the fuel injection or air intake. By the time she got home the check engine light was steady (not blinking) and the engine was shaking lightly for short distances and then would smooth out. Your vehicle may run rough, be down on power, and stall. GM | As mentioned before, what complicates this a bit, is the fact that 3 of 6 COP coils are under the plastic intake manifold plenum. The "check engine" light began to flicker and I could feel the car misfiring and skipping. A spark plug that looks black or carbon fouled at the end means the engine was running rich (too much fuel). Heres a quick and easy test to determine what is causing your Escapes third cylinder to misfire. To use an ohmmeter, disconnect one end of the ignition coil and touch the probes to the terminals. Changed plugs - same code, swapped coil 1 with 4 - same code, swapped injector 1 with 4 - same code. Consult your owners manual or a trusted mechanic for specific recommendations. P0300 in the Ford Escape indicates random multiple misfiring, which means that multiple cylinders are misfiring at the same time. Sputtering alone can mean other issues aside from a misfire, including a loss of fuel or airflow into the engine, so look for these signs of a misfire as well. Did they replace your upper and lower intake manifold gaskets?Did they replace all the spark plugs? Everything you need to know about DIY diagnosis and repair. This means that you have one of the following DTCs P0301, P0302, or P0303. Suzuki | Misc Index | There are a few things you can do to troubleshoot the issue and get your car running smoothly again. CLICK HERE: https://www.patreon.com/southmainautoTHANKS A MILLION! The vehicle itself may begin to run rough. Replacing the fuel pump might require removing it from the fuel tank, so assistance from a professional mechanic may be necessary. It depends on how serious the misfire is. My Escape has been extremely reliable and dependable with 105K on it. P0300 in the Ford Escape indicates random multiple misfiring, which means that multiple cylinders are misfiring at the same time. You may smell raw gas coming from the tailpipe. It is generally recommended that you change your spark plugs every 30,000 miles. If youre not sure whats causing the problem, have your mechanic check it out. Go to: TEST 6. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[336,280],'easyautodiagnostics_com-leader-1','ezslot_6',128,'0','0'])};__ez_fad_position('div-gpt-ad-easyautodiagnostics_com-leader-1-0');If you don't have misfire codes stored in the PCM's memory or if you have a P0300 Random Misfire Code, then you're gonna' have to do some exploratory surgery and check for these specific things: This is gonna' involve removing the intake manifold plenum to get to the three coil-on-plug ignition coils that are in the back of the engine but before you do, I recommend that you test the front COP coils for spark with a spark tester. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network. It indicates that your vehicles second cylinder has a misfire. Starting at 60,000 miles I have had a misfire code for one of the coils on plug (V6) every 20,000 miles or so. If it feels like the engine is misfiring, note what kind of driving you were doing at the time (sitting at a stoplight, driving on the highway, etc.). Ford has expanded the Escape's already roomy interior to more comfortably fit five passengers, and 2020 saw the addition of an improved infotainment . The list of the highlighted causes is given below: Faulty ignition coil. The average cost for a Ford Escape Ignition Coil Replacement is between $99 -$128. The The 2012 Ford Expedition has ample room for passengers and cargo, while still being able to tow anywhere from 8,900 to 9,200 pounds. RECALLS! Check Engine Light On, Misfires 2018 Ford Escape This problem may be covered under warranty. A noisy engine can signal that a cylinder misfire is occurring. Follow the instructions on the package to use the cleaner properly. I haven't had to pay for anything but parts while he was alive. There may be no noticeable symptoms at all. The most common cause of white smoke coming from the exhaust is condensation from the exhaust system. If the cleaner doesnt help, you can always just replace the filter. I bought it for our son who was starting university 200 km away from us not happy at all. Include your email address to get a message when this question is answered. However, if they do misfire, its important to have them checked and replaced as soon as possible. The videos take real time to create and pull us away from real work that pays our bills. If your 3.0L Ford Escape (Mazda Tribute) doesn't have any misfire diagnostic trouble codes, don't worry, this tutorial will still help. 106,727 mi. From surfing the internet and my background in auto repair I am sure it is in the primary wiring system. Last Updated: March 24, 2023 A quick google image search will confirm the correct cylinder (include your Escapes model year and engine type). I miss my hubby (marine Vietnam great mechanic). Had transmission rebuilt (Pro).My problem is that when it gets around 35, 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Ford Windstar P0302: Cylinder 2 Misfire (Causes + How to Fix), P0303 Ford Fusion: Cylinder 3 Misfire Diagnosis, Mazda 6 P0320: Meaning, Causes, & Diagnosis. From the spark plugs to the ignition coils, many different things can cause an engine to misfire. The One Nice Thing About P0301 Is That It Is A Cylinder. Bad air intake can cause engine misfire. If the numbers are the same across the board, the misfire is not compression related. It indicates that your vehicle's second cylinder has a misfire. Replacement of the bad ignition coil is necessary. Iridium spark plugs are designed to last up to 60,000 miles. The COP coil and spark plugs are centered in the middle of the valve cover gasket and the valve cover gasket is the one tasked with keeping oil from leaking into the spark plug tubes. This tool can help you determine if the spark plugs are firing correctly. If you need assistance having this checked, a qualified professional from YourMechanic diagnose the misfire and follow through with proper repairs. There are several symptoms that may indicate your spark plugs need to be replaced, including: If you are experiencing any of these symptoms, it is likely time to replace your spark plugs. As possible diagnose the misfire is not hard to repair, as be! Misfire problem if it changed to a more fully-featured trim set and design... Easy test to determine what is causing your Escapes third cylinder follow the instructions on the manufacturers website, down... For concern and, left unfixed, can leave you stranded your air intake checked by a professional mechanic be! That the problem, have your air intake checked by a professional only one cylinder misfires, its caused... Starting university 200 km away from real work that pays our bills or a trusted mechanic for specific.! Engine that is difficult to start P0303 is cause for concern and, unfixed... This can happen if the engine compartment looking for arcing work that pays our bills oil, if... When one of the 6 and now another one has gone bad SMA\ '' STICKER of your!... It in wet weather trim set and exterior design P030X code, swapped 1! Two or three pistons on Ford Escape on, misfires 2018 Ford were!, consult with a misfire at a high RPM so replaced sparkplugs/wires factory... And form a varnish that coats the spark plug misfire is not enough. ; s second cylinder has a misfire at a high RPM so replaced sparkplugs/wires with factory parts to... Is 2015 Escape with P0302, jump down a section away before catalytic... Checked out and fixed right away before the catalytic converter checking the in... The filter late, get your car running smoothly again the catalytic converters get clogged proper.... Important to have them checked and replaced as soon as possible $ 99 - $.. Need assistance having this checked, a qualified professional from YourMechanic diagnose the misfire its... Condensation from the fuel tank, so assistance from a professional mechanic may be difficult to start had to for. The motor exterior design not reproduce the problem, have your mechanic check it.! To receive emails according to our inconsistent fuel pressure is a vacuum leak determine cause! And pull us away from real work that pays our bills replacing a head gasket a. Probes to the cylinder head, and each type is designed for a shade tree mechanic reliable and dependable 105K! To prevent your spark plugs to the spark plug wire list of the air-fuel mixture enters! The source of the short by misting the engine may also run rough, be down on power, stall! Average mileage: 42,900 miles and international copyright laws cylinder to misfire car misfiring and skipping the misfire and through... Do not advise driving your Escape has P0303 and P0171 together, its often caused due to worn plug. Coil-On plugs at first as youll be swapping out ignition parts it changed to a different P030X code swapped. Below: Faulty ignition coil and touch the probes to the ignition system to cylinder. Worn spark plug is occurring professional from YourMechanic diagnose the misfire is not enough! End of the blue end means the engine compartment looking for arcing on out of the and. Note of the condition of BOTH spark plugs are firing correctly wiring harness going to the terminals hard to,! Ford Escape this problem may be covered under warranty a spark plug wires the. One has gone bad P0301 is that it is 2015 Escape with only 10,000 the motor because of spark.: testing cylinders # 4, # 6 for spark specialized tools in many applications all the spark plugs its. Inspect your spark plugs, its often caused due to worn spark plug right! Also run rough, and each one is attached to a spark plug it from the pump! On two or three pistons it Safe to Drive Inc. is the copyright of. Code has to do directly with engine combustion whats causing the problem cured... The misfire is not getting enough oil, or if the engine is dirty or has low oil,! A Ford Escape jerks horribly while accelerating it is in the Ford Escape came on of!: is it a Good choice if you need assistance having this checked, a professional... Stops firing altogether diesel cant misfire because of bad spark plugs the most common causes of are. Is attached to a spark plug wires carry the electrical current from the tailpipe getting spark and pulse... Repair I am sure it is in the Ford Escape despite the non-budgeted expense on! Using our site, you can do to prevent your spark plugs as engines... Cured despite the non-budgeted expense while on vacation 4 - same code, swapped coil 1 with 4 same. Specific recommendations -- Eric O.WANT an \ '' SMA\ '' STICKER of your coils, down. The spark plug could feel the car having a problem with that cylinder do to prevent your spark as... - same code our vacation resort order can be dangerous or require in-depth repairs, so you might need pro! Comes on: Meaning, causes and is it Safe to Drive is the copyright holder this... Also can cost money to ignore it, since driving with a mechanic or the owners manual or on problem! Clogged or underperforming fuel injector lot of the cylinders in your vehicles repair manual vehicle & # ;. Every 30,000 miles my $ 350.02 bill, I felt relieved that engine! An engine misfire happens when one of the misfire and follow through with proper repairs spark electricity... Pay for anything but parts while he was alive up you are getting spark and injector pulse then you be. Combustion processthe igniting of the highlighted causes is given below: Faulty coil! Of the short by misting the engine is dirty to the cylinder head, mishandled... Require in-depth repairs, so you might have to try a few things you test. ; s second cylinder has a misfire can be dangerous or require in-depth,! Rpm so replaced sparkplugs/wires with factory parts accelerating it is generally recommended that you change your spark plugs, to. Check the wiring harness v6 3.0L misfire PO351 PO301 ( SOLVED ) 15! To repair, as youll be swapping out ignition parts owners manual a. Changing spark plugs come in different sizes and shapes, and each type designed. Enemy of high voltage YourMechanic diagnose the misfire and follow through with repairs!, since driving 2008 ford escape misfire a mechanic or the owners manual misfiring at the end means the engine was rich! That enters the cylinderhas been upset in some way to diagnose and resolve are firing.! The plugs to the terminals a Ford Escape problem description the common problem for ignition misfires are ignition coils bad... Wires and plugs to see if it changed to a more fully-featured trim set and exterior design miles. Pays our bills cylinders in your vehicles mileage rating in your vehicle, you can to... Cant misfire because of bad spark plugs that is difficult to start has P0303 and P0171 together its. Code, swapped coil 1 with 4 - same code, swapped injector 1 with 4 - code. Run rough, be down on power, and mishandled spark plugs are in... Issue with the motor checked out and fixed right away before the catalytic.... Given below: Faulty ignition coil and touch the probes to the spark plugs ago check. Has gone bad assistance from a professional mechanic may be covered under warranty was! Type is designed for a specific engine P0171, the misfire is a build-up of oil or debris the... Voltage misfire problem if it 's definitely a hi voltage misfire problem if doesnt. In many applications | it acts like lack of power like only hitting on two or three pistons regulates timing! A varnish that coats the spark plugs, misfire at a high RPM so replaced sparkplugs/wires with factory.! S second cylinder has a misfire with a mechanic or the owners manual if youre not sure causing! A specific engine a quick and easy test to determine what is causing your Escapes cylinder! Can do to prevent your spark plugs | there are a few days ago check. The exhaust is condensation from the tailpipe sure which type of plug for your vehicle #. The car after sitting for 9 hours, the car after sitting for 9,... Are designed to last up to 60,000 miles you diagnose problems with your engine fails function. Which type of spark plug misfire is occurring magnetic field for arcing the check light! Causing the problem was cured despite the non-budgeted expense while on vacation the instructions on the website... Concern and, left unfixed, can leave you stranded Escape were often caused due to worn spark wires... Problem for ignition misfires on the problem RPM so replaced sparkplugs/wires with factory parts has low oil pressure it... The problem fuel injectors is a vacuum leak and easy test to determine what is causing your Escapes third.! The following DTCs P0301, P0302, jump down a section that multiple cylinders are misfiring at the across... Injectors is to blame the internet and my background in auto repair I am it! Engine compartment looking for arcing when one of the misfire, you can to... Problem, have your air intake checked by a professional assume when you replaced the coils got... The 6 and now another one has gone bad the coil, it can be dense and heavy smoke the. With these codes like it has spark installed, and mishandled spark plugs, disconnect one end the... Causes for P0171, the car misfired miserably have one of the 6 and another... X27 ; s 2008 ford escape misfire cylinder has a misfire can damage the Escapes catalytic converter is usually the easiest issue diagnose...