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Misfire cylinder 3 mini cooper?
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Misfire cylinder 3 mini cooper?
I got home fine, scanned it and threw P0304 up, cleared it, took out coil. It could be valve or cylinder head damage , I may be in need of technical help as we try to find out the issue and may even need to source a replacement engine. Asked by Thatzanskitho Jul 25, 2019 at 04:04 AM about the 2005 MINI Cooper Convertible. As of 1994, Mini Cooper cars are made by BMW. 4, it had codes for misfires on cylinders 1 and 3 and a thermostat code. Bought it with 65000 miles with a Full Mini Approved Used Warranty but a family member had an intermittent misfire. rough idle, cylinder misfires my idle is around 750 then drops to 650 and revs itself back up to 1050 then drops and sits at 750 and the cycle continues. In this case it's cylinder #1. OBD2 codes showed P0300, P0302, P0303, and P0304. Check the spark plug first, if it is fouled, wet, carbon or fuel deposited all up, Don't just change it, Do a complete tune up and change them all, also add Seafoam to the tank to clean the entire fuel system, that should take care of any injector problems that might be causing your problem,,, and use a high grade fuel from now on. The Mini Cooper 3 DOOR S is a Base Model variant of Mini Cooper 3 DOOR. THEN ONE MORNING IT STARTED TO MISFIRE CYLINDER 4. 85 posts · Joined 2021 Driving home from work tonight engine started to misfire and engine management light and asc light came on, had code reader in car and and got a p0301 cylinder 1 misfire. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $154 I have a 2015 Mini Cooper S. Car will start but still having misfire on 3 and 4. Code reader shows p2187 and p0303 Misfire on cylinder 3. compression test was similar on all four cyl. The cost of repairs then was 4 gs. Holding the revs slightly on stopping will stop this from happening. Install the coils back in place and push it so it sits tightly on top of the spark plugs. Jan 7, 2023 · The code P0300 indicates there are repetitive misfires on one or more cylinders in your car. I've changed spark plug, coil wire, injector and it still misfire even checked the compression of the cylinders and it is good. The code P0301 stands for cylinder 1 misfire detected. So I did some research and read that it could be bad coils or bad spark plugs. The code P0300 indicates there are repetitive misfires on one or more cylinders in your car. Oct 28, 2022 · measured compression on all 4 cylinders almost identical (200psi) Replaced both camshaft position sensors. Firstly it has a misfire. Vehicle Data 2013 Mini Cooper S. Hello, I bought a 2012 hatchback base for a very good price because cylinder 1 and 4 were misfiring. 2011 Cooper S coupe, just turned 40K Car started misfiring upon start up, check engine light. Possible causes of OBD code P0302 Mini. Adjusted again and just drove about 100 miles with no misfire. Cylinder misfire problem - only when cold. By my maths the last time I measured the static compression figures varied by ~ 10 to 15 psi across all cylinders, with the suspect cylinder at the lower end at 193 psi, the top being 206 psi. The larger HomePod offer. A P0303 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. I swapped the coil packs around and it did not make a difference. 6 n/a with 116500 miles on the clock, bought as a general runabout a couple of years ago. Confirmed that I have spark going to cylinder 4 (connected the wire to a spare plug/coil and. :cornut: P0300 = random/multiple cylinder misfireplugs 2coil 4. I have a 2005 mini cooper i just picked up misfire. I CHANGED THE PLUGS AND COIL PACKS AND STILL MISFIRE #4 CHECKED AND SPARK ON #4 IS WEAK COMPARED TO OTHERS, ANY IDEAS? 32K members Since 2001 Join our Mini Cooper Forums to talk about your new Mini. I asked him if there was any. Hello guys so I have a 2009 mini cooper and I have been getting a misfire code on cylinder 1,3,4 and a lean code. Technician: Tyler Seawright (Master ASE Certified) check engine light on, hard starting condition and noisy engine. The engine starts on 3 cylinders (only when the engine is cold) and after 10 seconds the 4th cylinder activates itself. When the misfire occurred smoke came from the exhaust, the last time it happened a rattle. The P0303 code indicates your 3 cylinder is misfiring. A code P0301 Mini may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor (s) Faulty fuel injector Burned exhaust valve Faulty catalytic converter (s) Running out of fuel Poor compression Defective computer. When diagnosing the P0304 diagnostic code, focus on pinpointing the specific cylinder causing the misfire. I hooked my friends obd and got the infamous code for piston number 3 misfire. P0303 definition: Cylinder 3 misfire detected. When the misfire occurred smoke came from the exhaust, the last time it happened a rattle. clean title in my name clean car with completed repairs. Q: Cylinder 3 Misfire - 2005 Mini Cooper S Alex. Possible causes of OBD code P0303 Mini. Swaped cylinder 1 spark plug with cylinder 3 Replaced all 4 spark plugs. all 4 of my cylinders are misfiring and im getting both my regular check engine light and my engine warning light is on. Since symptoms were the same and it happened very similarly in 18, I decided to just park it. Same condition resulted meaning the spark plug and plug wires are ok. did you observe if there was corrosion on the coil terminal? Jul 25, 2019 · Misfire cylinder 3. If anyone has an idea what it could be any help would be appreciated thank you a misfire in one cylinder could show up on an adjacent cylinder. Increased Offer! Hilton No Annual Fee 70K. I have an annoying problem that my garage cannot sort out. 87 or 89 (better choice/89) is the grade to use. So far I have replaced PLUGS, COILS, MAF, MAP, O2s, fuel filter, air filter, multiple carbon. P0300 - random misfire - Fuel Injectors, fuel delivery system (pump and or filter), Ignition Coil, Engine Compression test. Driving it home I noticed, after a few miles of driving, that it was idling very rough when almost stopped and stopped. Decided to try adjusting the Engine Eccentric Shaft Actuator and then I had a misfire on cylinder 4 but not 3. P2097 Code: Post Catalyst Fuel Trim System Too Rich Bank 1. THEN ONE MORNING IT STARTED TO MISFIRE CYLINDER 4. 00 although obviously open to negotiate. Search for P0302 MINI Questions and Answers. I have a CarSoft diagnostic tool and it responded with a P0301 code. I can make the misfire happen on demand by going up a hill at 10mph, putting the car in 5th with the engine at around 1250 RPM. It’s a generic code, applying to all OBD-II equipped models. I have a misfire on cylinder 3 after the vehicle warms up. Car was serviced (inspection 2) at BMW last month and they stated that cylinder 4 misfire code had been stored. But now I'm getting an intermittent misfire on cylinder 1. On the drive home it was fine, for around 30-40 miles. Sorry for my english, but maybe vanybody has any sugestions? I thought maybe it is fuel filter but in my model there is no fuel filter under seats I am currently completely stuck on what to do! I have a mini one 1. Did you know that the manufacturer put out a TSB on that exact problem?Here are some of the tools. I am going to replace the plugs today, but I think it's odd that I seem to have full power in the. Mechanic's Assistant: Does the vehicle misfire while idling or driving? Step 3 - Install new coils. Random cylinder misfire codes starting going off and car came to a stop and didnt want to start. Decided to change fuel filter and fuel pump due to that fault code and needed to do it anyway. A fault that was widely publicised but with no credible answers at that time. I've swapped coils and plugs and the fault sticks at 2. drug discovery process Car was serviced (inspection 2) at BMW last month and they stated that cylinder 4 misfire code had been stored. I am going to replace the plugs today, but I think it's odd that I seem to have full power in the. Before he played a talking raccoon, Bradley Cooper was an inexperienced travel host. It doesn't rev as fast as I think it should so I also believe its not just at idle. Replaced all spark plugs, ignition coils, and both cam posi. The misfire codes: 2EE2: Combustion misfiring, several cylinders: damaging exhaust gas after start sequence. at/dhD35Visit our website for detailed car repairs tips: https://autovfix I decided to change out the valve cover, the spark plugs and ignition coils. If the problem persist more tests needs to be done to diagnose problem, see "Possible Causes". Our Mini Cooper ECU Rebuild Solution. Wife has a 2013 countryman 1. I have a really rough idle but the car seems to have full power. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 1. Got that replaced and the car still misfires at low rpm and idle but smoothes out around 3000 rpm. May 26, 2023 · Here is a very common problem that causes a random misfire. Issue Severity: SEVERE – Stop driving immediately. 6l Dual overhead cam. I have a 2007 R56 Cooper 1. Faulty spark plug wiring: $90 to $310. I tried swapping coils to see if one was bad, but there was no effect. ford sync 4 navigation review Trouble-shot oil burning to valve seals and decided to do the timing. Oct 20, 2019 · 1 2. This afternoon I pulled the plugs. 140310 – Misfire Cylinder 3 Detected. If the problem persists more tests needs to be done to diagnose problem, see "Possible Causes". About two miles from the house. It’s a generic code, applying to all OBD-II equipped models. ⚠ Check if your MINI have Safety Recalls. But now I'm getting an intermittent misfire on cylinder 1. I was hoping to get help with these issues. Q: Cylinder 3 Misfire - 2005 Mini Cooper S Alex. 6 Cooper S Misfire Cylinder 4. I was making a turn into a small street, car start to slightly vibrate and the DM pops up. A misfire occurs when one of the cylinders inside of your engine doesn't fire because something is off in the fuel-air-spark ratio. 1 - Solenoid switch value latched in TCC position. Mar 24, 2022 · P0303 definition: Cylinder 3 misfire detected. The P0304 code stands for “Cylinder 4 Misfire Detected”, which means your vehicle’s cylinder 4 has misfired enough times for your powertrain control module (PCM) to notice. Sure, not as much fun as a Cooper S but for everyday commuting, this car is fun, frugal and surprisingly. The diagnostic process will reveal one or more of the following fault codes: 140010 - Misfire Multiple Cylinders Detected. Bought it with 65000 miles with a Full Mini Approved Used Warranty but a family member had an intermittent misfire. P0301 - Misfire cylinder X - as above P0303 - Misfire cylinder X - as above P0302 - Misfire cylinder X - as above. For example, if the cylinder number 1 misfires in a 4-cylinder engine, it will run only on 3 cylinders and will have the code P0301, see the animation The code P0300 stands for random misfire. Apart from the usual oil leaks (being addressed hopefully) and a new radiator and plastic coolant pipe it has been reliable. 2008 MINI Cooper S w/ dealer-installed JCW package (chip tune, larger air intake, larger cat-back exhaust). SOURCE: Check engine light. craigs list rvs Then car started riding rough. Misfire cylinder 3. No misfires at other times or on WOT. My car started to play up last week. removed and cleaned fuel injectors, ohm'd and swapped them around. A code P0303 Mini may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor (s) Faulty fuel injector Burned exhaust valve Faulty catalytic converter (s) Running out of fuel Poor compression Defective computer. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 2. Blueridge Mini Splits are high-performing ductless HVAC systems. This is an older thread, you may not receive a response, and could be reviving an old thread. Have just bought this 2007 - 1 When warm it misfires. Changed the fuel pump and swapped the 3 and 4 coils. everything was ok again then floored it to check then all of a sudden the same happened: 3. Decided to try adjusting the Engine Eccentric Shaft Actuator and then I had a misfire on cylinder 4 but not 3. Cylinder misfire problem - only when cold. everything was ok again then floored it to check then all of a sudden the same happened: 3. I have a 2013 mini cooper s that started sputtering while driving the other day. It has done about 20k miles in my family and generally runs fine. 2K members Since 2001 Join our Mini Cooper Forums to talk about your new Mini. Any solutions would be nice pls. 25mm would blow the spark out cause a misfire more so with hard plugs, if you have misfires when its cold live data fuel rail pressure you should have around 5mpa at idle , they will start. R60 1. The engine starts on 3 cylinders (only when the engine is cold) and after 10 seconds the 4th cylinder activates itself.
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Prices may vary depending on your location. consistent misfire on cyl 1 below 2500 rpm. Jun 14, 2022 · R60 1. I have random misfire codes and the 300 302 and 304. put back together and the car ran fine!!. 4 2008 engine misfire. Carbon buildup problems usually result in multiple cylinder misfires. Can you code scan and se what you have. A code P0302 Mini may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor (s) Faulty fuel injector Burned exhaust valve Faulty catalytic converter (s) Running out of fuel Poor compression Defective computer. So, I'll just get into it. No misfires at other times or on WOT. Trouble-shot oil burning to valve seals and decided to do the timing. P0300 is a random misfire which is not related to one cylinder only. Jun 22, 2020 · 3 posts · Joined 2020 Cheers mike looks like I have come to the same conclusion as you, I changed the spark plugs as a matter of cause, cylinder 3 coil had a missing clip and the socket was cracked through, but when I swapped this it stayed on cylinder 3 ( I replaced this anyway), I had a pool of oil at the bottom of. Any advice on what I need to do to eliminate/diagnose the misfire, since I have just installed the new spark plugs. Cylinder order is l-r 1-2-3-4. If the problem persists more tests needs to be done to diagnose problem, see "Possible Causes". rule 34 lilith It’s a generic code, applying to all OBD-II equipped models. Owned it 10 months and covered 10000 miles. I hooked my friends obd and got the infamous code for piston number 3 misfire. Mar 14, 2019 · Hi everyone, I'm looking for a little help with my 2009 Cooper Hardtop base. Expert Advice On Improving Your Home All Projects Fe. It can be caused by a faulty spark plug, as well as other faulty parts. R56 MINI Cooper S Hatchback (2007-12) Project Time: 1 hour Talent Parts Required: Valvetronic motor and seal. Step 2 - Replace plug wires and coil packs. M 1890 posts · Joined 2014 If the R60 codes are the same as the Gen1 Mini. Car gets put away for the winter months. on November 28, 2016. Jun 4, 2021 · Diagnostic trouble code (DTC) P0303 stands for “Cylinder 3 Misfire Detected The code indicates that the powertrain control module (PCM), has counted enough misfire events on cylinder 3 to store the misfire code for that cylinder. I also done a compression test which came back all good. Many mini fridges left over from colleg. New here and looking for hail mary advice. bridgewater football roster I initially had a valve seat issue(it dropped out). Download Article. My 2015 Mini f55 threw 2 codes on the way home code #1 P0015 Vanos solenoid valve, exhaust. It's been experiencing a very sporadic misfire issue. The P0301 code means that the cylinder 1 is misfiring or is randomly misfiring. Mar 30, 2021 · result. Seems to be misfiring on number 2 cylinder only. Holding the revs slightly on stopping will stop this from happening. The P0302 Mini code means that the cylinder 2 is misfiring or is randomly misfiring. R56 MINI Cooper S Hatchback (2007-12) Project Time: 1 hour Talent Parts Required: Valvetronic motor and seal. Nov 23, 2005 · Was driving home today in the fog and it was around 2 degrees, i floored it to get past a fiesta when the ses and asc light appeared:aargh:. Car was serviced (inspection 2) at BMW last month and they stated that cylinder 4 misfire code had been stored. 2007 Cooper S Misfire - posted in Motor Mouth Section : Hi everyone, bit of a newbie on here but after some help!!! My Mrs has a 2007 mini cooper s, and the other day it started missfiring and hesitating. My '02 mini cooper runs fine when travelling at speed yet intermittently misfires when idling. Just purchased this 2010 Mini Cooper (Non Turbo)70k miles and developed this problem. Theres a few other causes but they get fairly serious and should not apply here. I bought it used and have had it for 6 months or so Keeps throwing codes for cam position sensor and cylinder number 3 misfire. It is misfiring on cylinder 1 the miss only happens at idle after the car has warmed up. checked timing 3 times fault codes 2771 misfire cylinder 1 but think this a old code 39K members Since 2001 Join our Mini Cooper Forums to talk about your new Mini. It has done about 20k miles in my family and generally runs fine. Don't click here if you don't want to subscribe: https://shorturl. It could be valve or cylinder head damage , I may be in need of technical help as we try to find out the issue and may even need to source a replacement engine. The P0303 code means that the cylinder 3 is misfiring or is randomly misfiring. It seems to happen very. The P0302 Mini code means that the cylinder 2 is misfiring or is randomly misfiring. used cars fargo nd craigslist I can then clear the misfire by switching the engine off and switching it back on. I am going to replace the plugs today, but I think it's odd that I seem to have full power in the. misfire on 3 cylinders. If the PCM becomes damaged, it can lead to poorer engine performance or even engine failure. This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Smoother than ever before! When getting back home engine started to run really rough in traffic lights just under half a. For complete cylinder combustion to occur, the engine needs three important. 0L (B48A20B) 6-spd (GA6F21WA) — WMWXM9C53F⦁⦁⦁⦁⦁⦁⦁. Decided to try adjusting the Engine Eccentric Shaft Actuator and then I had a misfire on cylinder 4 but not 3. My only other option is to move the injectors but I am not positive that this could be the issue MINI Cooper Forum6M posts 163. P0300 - random misfire - Fuel Injectors, fuel delivery system (pump and or filter), Ignition Coil, Engine Compression test. Nov 21, 2020 · R56 Cooper 1. I have a 2005 mini cooper i just picked up misfire. Mini Cooper S Cylinder 2 Misfire. The vehicle will not start or is difficult to start. Holding the revs slightly on stopping will stop this from happening. So, I'll just get into it. I was hoping to get help with these issues. The code is set in the PCM only after the engine has completed a minimum of six revolutions. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright.
To understand the P0303 trouble code, you must delve into the potential causes of a misfire in cylinder 3. Faulty catalytic converter (s) Running out of fuel. Cylinder 3 misfire. 1st Gen R50 Cooper R50 misfiring on cylinder #1 Discussion in ' 1st Generation: 2002-06 R50, R53 & 2004-08 R52 ' started by jeffster06, May 20, 2015. I would second it's probably the ignition coil. Diagnostic trouble codes, like the P0303, indicate which cylinder is experiencing the misfire. Sometimes during acceleration (about 2500-3000 rpm) mini hesitate and does not ride. quarantinedcoof twitter Repair Urgency: Fix this code immediately (same-day if possible) to avoid ignition failure, catalytic converter damage, and dangerous conditions. cleaned and put back the VANOS and cam sensors swapped plugs and coil into cylinder 3 (misfire code remained in cylinder 2) had compression check done (all good - only 5% leakage in cylinder 2 actually) Apr 2, 2023 · Bad camshaft sensor Bad ignition coils in cylinder 2. If the problem persist more tests needs to be done to diagnose problem, see “Possible Causes”. My car scanner tool states it's on the number 4 cylinder. May 24, 2021 · Mini Cooper s jcw r53 misfiring at number 3 cylinder. I don't really have any idea of where to start. I was making a turn into a small street, car start to slightly vibrate and the DM pops up. Jun 4, 2011 · 7 posts · Joined 2011 Have a 2007 cooper s I've owned for about 4 months with 47K miles. does odoban kill parvo FIXED PRICE ENGINE REFRESH SORT. 2011 Cooper S coupe, just turned 40K Car started misfiring upon start up, check engine light. Jun 16, 2016 · Just purchased this 2010 Mini Cooper (Non Turbo)70k miles and developed this problem. Here's what I think of a the past few months' hotel stays. P0301 - Misfire cylinder X - as above P0303 - Misfire cylinder X - as above P0302 - Misfire cylinder X - as above. Expert Advice On Improving Your Home All Projects Fe. collmath games We use cookies to give you the best possible experience on our website 2008 Mini Cooper s, misfire on cylinder 3 code, replace the plugs and ignition coils and and code is back. 2003 Mini Cooper 1. Hello guys so I have a 2009 mini cooper and I have been getting a misfire code on cylinder 1,3,4 and a lean code. then one morning it started to misfire cylinder 4. Technician: Tyler Seawright (Master ASE Certified) Initial condition: check engine light on, hard starting condition and noisy engine. Lock Picking: Cylinder Locks - Cylinder locks make up most deadbolts. I have recently had the check engine light come on and the resulting odb code was for a misfire on cylinder 3. I have changed plugs, just because the old ones were very worn down, and swapped ignition coil packs but the issue always sticks with cylinder 3 30 posts · Joined 2006 Since I bought my new cooper S back in march I have been having problems with it when out in wet weather.
Get a $50 credit for the follow-up repair. Random DSC & SES PO300 fault code but car runs smooth upon reaching operating temp. With its iconic design and nimble handling, the Mini Cooper has become a popu. The Powertrain Control Module (PCM) detects that a misfire is occurring in the 3rd cylinder in the car motor and alerts the engine to set this trouble code. 1st Gen R50 Cooper R50 misfiring on cylinder #1 Discussion in ' 1st Generation: 2002-06 R50, R53 & 2004-08 R52 ' started by jeffster06, May 20, 2015. 2313 posts · Joined 2008 A code P0302 may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor (s) Faulty fuel injector. End of last season it was burning oil, smoking and setting a code P0301. I've had a good search through the forums but can't find any posts that match my symptoms exactly. The misfire occurs as a. Mar 5, 2016 · M 1890 posts · Joined 2014 If the R60 codes are the same as the Gen1 Mini. I have a CarSoft diagnostic tool and it responded with a P0301 code. Every time its happened it has been wet and ive been though a puddle and it starts to hesitate and misfire and before long it throws up the. Switched coil plugs and it appears the plug is good as it works in the. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. In this case it's cylinder #1. Regular maintenance and repairs are essential for keeping your vehicle running smoothly and safe. THEN ONE MORNING IT STARTED TO MISFIRE CYLINDER 4. :mad2: I taken the car out. 6 n/a with 116500 miles on the clock, bought as a general runabout a couple of years ago. Holding the revs slightly on stopping will stop this from happening. 2011 Cooper S coupe, just turned 40K Car started misfiring upon start up, check engine light. Swaped cylinder 1 spark plug with cylinder 3 Replaced all 4 spark plugs. lipoma va disability rating 4 petrol engine (Non Turbo) with 70000 miles, that has developed a misfire. Apr 22, 2023 · Get fresh fuel in the tank. I replaced the ignition coils and all spark plugs which fixed the misfiring. It has done about 20k miles in my family and generally runs fine. Usually occurs after a significant period of time passes, 8-9 hours after switching the engine off, never after just a couple of. 6 n/a with 116500 miles on the clock, bought as a general runabout a couple of years ago. The code P0300 indicates there are repetitive misfires on one or more cylinders in your car. 2007 Cooper S Misfire - posted in Motor Mouth Section : Hi everyone, bit of a newbie on here but after some help!!! My Mrs has a 2007 mini cooper s, and the other day it started missfiring and hesitating. I've have a problem with my 2003 MINI Cooper that's causing it to hesitate and misfire. Blueridge Mini Splits are high-performing ductless HVAC systems. Random cylinder misfire codes starting going off and car came to a stop and didnt want to start. I can't figure out whats with my car. The average repair cost of a misfire is from $90 to $1100. Swaped coil cylinder 1 with cylinder 3 Swaped fuel injectors 1 and 3 , misfire cylinder 1. I thought everything was fine after resetting my ECU last week, but had bad misfiring at idle again this morning which set the random misfire code. quickbooks remote jobs They are available in ducted, Expert Advice On Improving Your Ho. So I switched the coils from the first and second cylinders to see if the misfire went to the. At least upon startup. It's me again. The diagnostic process will reveal one or more of the following fault codes: 140010 - Misfire Multiple Cylinders Detected. If you really want to track down the P-0300 code, which is a multiple/random cylinder misfire, I would look at the quality of the fuel in the car; ie water in the gas. If you are getting a misfire reported on two cylinders, it is likely a coil since each coil serves two plugs. Asked by Nick Jan 05, 2017 at 10:28 AM about the 2009 MINI Cooper S. I have random misfire codes and the 300 302 and 304. First time ever owning a mini , but my son. Sorry for my english, but maybe vanybody has any sugestions? I thought maybe it is fuel filter but in my model there is no fuel filter under seats I am currently completely stuck on what to do! I have a mini one 1. Wife has a 2013 countryman 1. What can cause this really need some help. Blueridge Mini Splits are high-performing ductless HVAC systems. 7 posts · Joined 2011 Have a 2007 cooper s I've owned for about 4 months with 47K miles. If you DO end up changing the coil, put a known-good coil from some other in the old misfiring cylinder, then put the new coil where you got the known-good coil from.