Audi A4 Rough Idle Misfire

runs fine with foot on brake and in gear if rpm is above 1100 rpm. Over the course of today the rough idle seems to come and go. 8L R4, Audi 8T0, Audi A6 C5, Does your Audi occasionally have a hard time starting, yet finally starts just before you give up? So when it starts, the EPC and ESP lights are on, then the engine cuts out. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. It does not do it all the time but when it does, it takes 2 or 3 times to get it to turn on. By providing the proper spark to the spark plug all of these running issues can be resolved. Hi I have mk1 t t I hqve a problem. Was getting cylinder 4 misfire and random misfire codes after getting the APR stage 1 tune on my B8 A4 and decided maybe my stock ignition system wasn't handling the increase in power so I got this kit and checked that the spark plug gap was 28mm which it was and after installing my car was running beautifully and no more misfires and it's. When check engine light comes on, have scanned with VAGCOM to find one cylinder at a time missing due to coil packs and replaced said coil packs. 8T rough Idle By kelpqq in forum Audi Replies: 9. If the engine runs normally at idle, the. Another thing that can happen is the converter can plug up and cause a false P0420 code in the computer. 0 FSi AWA engine Posted by mc1 - 30 Oct 2009 10:54 _____ Working on a 2003 Audi 2. The car would shake and hesitate, mostly noticeable at idle but also during driving. While driving, screaching noise came from front of car. It also idles very rough and it jerks while I'm driving. Start with the code reader. We look at the carbon build up issue in the Audi 2. 0T TSI engine is inevitable. Engine has a hard start, engine can start but once you engage in drive it misfires and cuts off, its an automatic fuel injection Audi A4 ADR 1998 engine. misfire problem rough idle VW MKIV-A4 TDIs (VE and PD) sorry, I don't mean disrespect but I think the OP would not want to get larger nozzles or aftermarket. The engine may only misfire and run rough when cold but then smooth out as it warms up. Faulty mechanical valve train components like worn camshaft lobes or stretched timing chain can also cause the engine to misfire; they too might need to be inspected carefully. It's very annoying. Now, time to remove that cylinder head. P0171 is a very common code for any ODB2 vehicle. I've had it for nearly 5 years and it's been great, but 6 months ago it developed a really rough idle. Stage 2: Idle 2½ Minutes —Turn the air conditioning (A/C) and. Rough idle and cylinder misfire cyl #2 . A misfiring engine shakes, runs rough (unevenly) and lacks power. 5 codes, rough idle, misfires, stallsUGH! Describe the problem you are having in detail: Started the truck up tonight after using it off and on all day today, started hard and had a really choppy idle, gave it some fuel to "clear it out" and it blew lots of black smoke from the tailpipe and ran very very rough. Generally when it happens it will start with misfire codes sporadically when the car is cold(or has been sitting for a while). It also seems to happen when shifting in reverse and is triggered when turning the heat or AC fan off. the engine runs like a dream when on the go but is plauged with the idle problem which does not happen all the time but usually when re starting the car when. 0 tdi GT 170 BMN engine For the last several months I have suffered from the common judder /misfire / strange idle problem. 8t (AWM engine, B5 platform). I think this may be contributing, but I'd like a second opinion. Long time ago I had a long juddering whenever I was taking off from idle, but idle was fine. the engine runs like a dream when on the go but is plauged with the idle problem which does not happen all the time but usually when re starting the car when. To see how frequently 2013 Audi A4 / S4 / RS4 problems occur, check out our car reliability stats. Let me use an idle complaint that had me on the ropes as an example. Audi-Forums. 2005 Audi A4 Quattro 1. 0t, rough idle and stalls at light. We consider 'rough' to be irregular oil changes, extreme hot or cold climates, a lot of short driving where full engine temperature is never reached, and excessive low RPM city driving. Thanks for the suggestions, great step by step mwfaith,. Friends cars under my care 17 Audi A4 Quattro DSG (B9. An walnut shell intake cleaning would cost at least 10 times that. 0t, Rough, low idle, misfires. If you are experiencing misfires, a rough idle, loss of power, and or a reduction in gas mileage then follow this video guide to replace the ignition coils yourself. All warranty work in terms of oil consumption has already been carried out by Audi but every so often, my car cranks but does not turn. misfire, idle speed and false air. 8T: Connector - Amazon. VW Audi Forum - The #1 Volkswagen (VW) Forum Dedicated to the whole Volkswagen (VW) Group > Model Specific Sections > Audi > A4 - S4 - RS4 > Audi A4 - B7 Forum - 2005 - 2008 > A4 2. These are often called cold start misfires and will likely get slowly worse over time. The fix is expensive. Code AMB) 2003 --> 2005 Condition Sporadically after cold start, engine may run slightly rough for a few seconds and the MIL may illuminate with only misfire DTCs (P0300,P0301, P0302, P0303, P0304) stored in DTC memory. " The fuel mixture is too lean to ignite reliably so it often misfires and fails to ignite at all. When idling it almost has a slight rattling sound, I have heard that sound in other cars especially German ones. Two of my EA888 cars had cold rough idling about 20K miles ago, but not yet any misfires. Didnt have the time to really mess around with it. The most recently reported issues are listed below. While driving, screaching noise came from front of car. Symptoms of a misfiring engine. This can be the definitive thread to how to fix the 2. Hesitation or misfiring when accelerating. 0 TDI 170 rough Idle and white smoke when warming up. 0 TFSI misfiring rough idle shaking even dunno how to call it. It is almost wider than the trailer we put it on, it's too low to put on the trailer easily without getting stuck (bodykit), once it's on the trailer the doors can't be opened (can't set the brake or put it in park) and it's hard to strap it down (bodykit again plus huge. Acoustic, Audi Sound System Mods. By urmomwantsme in forum BMW / Mini Replies: 4 2000 Audi A4 1. Or, it may start and idle fine but then misfire or hesitate when it comes under load. Sometimes, vacuum lines cause a rough idle due to a vacuum leak, and these lines are also simple to replace. 8t aeb that missfires I just starts but seems to have a misfire on three. It was well taken care of! The only thing that is wrong with the car is a misfire when idle that in turn causes a check engine light to come on periodically. The dealer wants more money to figure this out. Audi Diagnostic Trouble Codes DTC Table - General: From model year 1996, vehicles manufactured for the North American market are equipped with a Government required diagnostic system known as On-Board Diagnostics II (OBD II). no rough idle and no smoke!!!. 06 audi a4 2. Most of the time it comes with a code for a cylinder 1 misfire but not every time. 8T, A4 B5 1. I didn't really look to close inside the throttle body so im going to try cleaning that this weekend and run some cleaner gas mix through the system. Model 2008-2015 a3, a4, allroad, tt, a5, a5 cabriolet, q5, a. com, Audi 2. If the engine runs normally at idle, the. LACK OF POWER AND MULTIPLE. Happy new year to all. Maybe that would be enough to allow the valves to close and eliminate the misfire. When I start the car, I get misfires on all cylinders (very rough idle, sometimes it stalls when the engine is cold) and the car appears to be running lean. You can check for vacuum leaks by squirting carb cleaner on the hoses and see if the idle changes, if it does there's a leak there. Try to find a forum for Audi. That's a pretty common source of. My A4 has been to the dealer 4 times to fix a rough idle. by Ry Rough idle and engine misfire. P0171 is a very common code for any ODB2 vehicle. hi really need some help with this one. I've had an A4 identical to this causing a very rough idle and almost impossible to rev on load. 0t with 24k miles drove home abt 2 miles and scanned with VCDS. I have an Audi A4 2007 2. With it wen the cars turbo kicks in the turbo downturn work properly the car starts to judder like a misfire. Components in the fuel, ignition, emission and other systems should work correctly. hey all I started a "help me" thread recently but didn't get too much advice that wasn. 2 tt q3 q5 q7 rsq5 rsq3 toyota rxi. Hints and Tips: Audi idle speed problems Engine stalls at idle speed or stalls after the start Vehicle has no idle speed Cause: Coking causes the piston in the idle stabilisation valve -N71 to jam. The dealer wants more money to figure this out. Help! 1995 BMW 325i rough idle/misfire. Check prices & reviews on aftermarket & stock parts for your 2007 A4 Quattro Spark Plug. Some older cars use a carburetor to process fuel, rather than a fuel injection system. its in main dealers atm having coil ignition changed if it dosnt solve it what else could it be. My buddys 2010 audi a4 with a 2. Now, time to remove that cylinder head. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may be slightly different depending on the model. 8TQ Neuspeed 1 Bar, 710N 2000 Audi A4 1. Didnt have the time to really mess around with it. When I start the car, I get misfires on all cylinders (very rough idle, sometimes it stalls when the engine is cold) and the car appears to be running lean. Granted, not exactly a scientific study, but it bears out my original hunch that the Q5 and A4 didn’t seem to be much quieter than the new GTI. Once in a while I could smell eggs when shutting down the car, they wanted to swap the Cats next at $2300. To see how frequently 2011 Audi A4 / S4 / RS4 problems occur, check out our car reliability stats. Audi TT, A4 1. An engine that hesitates, stumbles or misfires when accelerating or when it is under load, is an engine that is either sucking too much air, not getting enough fuel, or misfiring. 0TFSI very rough ildle/Misfire on cold starts - please help. The fix is expensive. 2011 Audi A4 / S4 / RS4 Engine Problems. If your Volkswagen or Audi vehicle has begun to misfire, idle erratically, or hesitate under acceleration a bad coil pack could be to blame. How much does a cylinder misfire repair cost?. Most of the time it comes with a code for a cylinder 1 misfire but not every time. reduces misfires and increases durability of the plug. if you have a request for a different vehicle please inform high gloss simple diy fitment high quality any colour any size give your audi a great but original look r350 a pair collection in midrand tag s a1 a3 a4 a5 a6 a7 a8 s1 s3 s4 s5 s6 s7 s8 rs3 rs4 rs5 rs6 rs7 dtm 2. Driving on a rough road, for example, may produce variations in crank speed that seem like misfires but are not. Check engine came on and got it checked at autozone and came back as P0304, cylinder 4 misfire (vacuum leak on engine?). When the car is in "D", it want to pull forward. I have access to some kit that Ican setto pulse the injectors on/off. 6L A4 SE, 1. Granted, not exactly a scientific study, but it bears out my original hunch that the Q5 and A4 didn’t seem to be much quieter than the new GTI. Please also check out the statistics and reliability analysis of the 2009 Audi A4 based on all problems reported for the 2009 A4. 2009 Audi A4 Quattro 2. Audi A4 170 TDI Diesel Particulate Filter Problems & Solutions Diesel Particulate Filter (DPF) Services This page is dedicated to DPF related problems that arise on the Audi A4. My understanding is that the misfire is only at idle so it won't hurt the engine if you decide not to replace the head. It only takes a minor problem like a fouled spark plug to cause your engine to vibrate. its in main dealers atm having coil ignition changed if it dosnt solve it what else could it be. You restart and she idles rough and the check engine light comes on?. its in main dealers atm having coil ignition changed if it dosnt solve it what else could it be. 0t, Rough, low idle, misfires. 5 codes, rough idle, misfires, stallsUGH! Describe the problem you are having in detail: Started the truck up tonight after using it off and on all day today, started hard and had a really choppy idle, gave it some fuel to "clear it out" and it blew lots of black smoke from the tailpipe and ran very very rough. This usually happens when the engine has had a misfiring or rough running in the past and the customer continues to drive the vehicle for a long period of time. 8T pricing, mpg, engine, transmission. The local Audi dealer has fitted a new. We look at the carbon build up issue in the Audi 2. No more rough idle cars back in shape feels. If you are experiencing misfires, a rough idle, loss of power, and or a reduction in gas mileage then follow this video guide to replace the ignition coils yourself. #PIP4013C: In-line Truck Engine Misfire at Idle - (Aug 24, 2011). When I start the car, I get misfires on all cylinders (very rough idle, sometimes it stalls when the engine is cold) and the car appears to be running lean. Looking at buying an ultrasonic cleaning tank to clean all 4 injectors. Browse your favorite brands affordable prices free shipping on many items. LACK OF POWER AND MULTIPLE. I have a 2005 A4 Avant, 2. Is there any corelation between a worn out PCV valve and rough idle?. Check the vacuum lines connected to the intake manifold. Check engine light came on after driving under these conditions. Try this and let us know. Two of my EA888 cars had cold rough idling about 20K miles ago, but not yet any misfires. its in main dealers atm having coil ignition changed if it dosnt solve it what else could it be. The most recently reported issues are listed below. The problem is. The engine shaked BIG TIME !!!! I even broke an engine support because of this. This set of 4 AA Ignition Coil Packs is a direct replacement for the factory Audi or Volkswagen coils. The Audi A4 has a nicely finished interior, comfortable ride and secure handling, but it lacks the agility of other cars in this segment. But recently, the car when come to a complete stop. Faulty mechanical valve train components like worn camshaft lobes or stretched timing chain can also cause the engine to misfire; they too might need to be inspected carefully. If an injector or carburetor begins leaking fuel into the combustion chamber, it creates a rich running condition. No more rough idle cars back in shape feels. The car would shake and hesitate, mostly noticeable at idle but also during driving. investigations, recalls & lawsuits for the 2006 Audi A4: Let me start with what a misfire. audi a4 b6 misfire & rough idle advice. Here is a list of the most common check engine lights (CELs P Codes) and their common causes and common symptoms. If you are experiencing misfires, a rough idle, loss of power, and or a reduction in gas mileage then follow this video guide to replace the ignition coils yourself. 0t, Rough, low idle, misfires. If this is your first visit, be sure to check out the FAQ by clicking the link above. A MIL may be on with P0300 and/or P0301, P0302, P0303, P0304 (cylinder misfire detected), along with a rough idle. 8T Black SOLD 2001 Audi A4 1. What does this code mean anyway? The definition for this this P0171 code is Fuel Trim System Lean (Bank 1). still struggles to start. The most recently reported issues are listed below. I have have been dealing with this P0171 diagnostic trouble code for many years on many different year make and model vehicles. Model 2008-2015 a3, a4, allroad, tt, a5, a5 cabriolet, q5, a. Deathjam, i have a 2009 audi a4 2. You can check for vacuum leaks by squirting carb cleaner on the hoses and see if the idle changes, if it does there's a leak there. 8T rough Idle By kelpqq in forum Audi Replies: 9. Rough idle and misfire from cold start From a cold start, usually in the morning, the 1st 10-15 seconds run rough before settling down to idle. Stage 2: Idle 2½ Minutes —Turn the air conditioning (A/C) and. 0L 2002-2005 Audi A4 Direct Ignition Coil (san jose south) $25 - JLA FORUMS. About two days ago, my 2005 Audi A4 1. When idling it almost has a slight rattling sound, I have heard that sound in other cars especially German ones. The A4 is a small executive vehicle manufactured by the German automaker Audi from 1994 to the present. 0L V6 Had two bad coils in my Audi A4 3. the engine runs like a dream when on the go but is plauged with the idle problem which does not happen all the time but usually when re starting the car when. (1996) the engine may idle rough or lack power requiring. Now I have to deal with a $30k truck I've wanted for years unable to idle constant. 8T QT (65,000 miles) started to misfire. Running Problems. 8l t What I c. Audi A4 Running Rough P0171 P0507 P2279 & Multiple Cylinder Misfire Diagnosing and Repairing Audi A4 Fault Codes. I had the same problem with vibration at idle with foot on brake. It has a rough idle, but when driving there is no lag or misfire- It drives great otherwise. 8t aeb that missfires I just starts but seems to have a misfire on three. What's New 3 12 24 72. A bad hose in any part of the engine is easy to fix. Once a year every 15K, you should replace the fuel filter. Because I am so frustrated with this problem, I am going to find a solution!!!!! The Car: Golf v 2. Well changed the air filter, fuel filter,and plugs and it still misfires. Rough idle and misfire from cold start From a cold start, usually in the morning, the 1st 10-15 seconds run rough before settling down to idle. model 2008-2015 a3, a4, allroad, tt, a5, a5 cabriolet, q5, a. a4 miss fire at idle - miss fire at idle check engine light flashing raise rpm liight go off × We use cookies to help our site to work, to help us understand how it is used, and to tailor advertising on this and other sites. Audi / Volkswagen hard starting, rough idling, stall loving 560SL rough idle and there was hesitation during acceleration. 8t (AWM engine, B5 platform). While I didnt plan on it Im relishing the challenge of becoming an amateur mechanic. By providing the proper spark to the spark plug all of these running issues can be resolved. I didn't really look to close inside the throttle body so im going to try cleaning that this weekend and run some cleaner gas mix through the system. the light would come on and go off. One of the most common symptoms associated with a faulty ignition coil is engine performance issues. model 2008-2015 a3, a4, allroad, tt, a5, a5 cabriolet, q5, a. just bought a 2002 a4 2. 8T - Random Misfires Rough Idle - Help Appreciated Hi - audi owner of two weeks and already visited this forum multiple times. I have a 2005 Audi A4 and it is idling rough. 2007 A4 2. Audi A4 with 12 Volt System 2006, Direct Ignition Coil by Denso®. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. 8L Poor Idle Quality, Misfire, MIL Lamp on Posted to European Driveability on 9/15/2009 5 Replies runs very rough and mil flashes at idle. My audi is missfiring has rough idle and I get no code. kb86 Mar 11, 2015. Average failure mileage is 123,350 miles. When I start the car, I get misfires on all cylinders (very rough idle, sometimes it stalls when the engine is cold) and the car appears to be running lean. Help! 1995 BMW 325i rough idle/misfire. COM — Vehicles affected by service bulletin: 2009 Audi A4, 2010 Audi A4, 2011 Audi A4, 2012 Audi A4, 2013 Audi A4, 2014 Audi A4, 2015 Audi A4, 2016 Audi A4 2009 Audi A5, 2010 Audi A5, 2011. Once a year every 15K, you should replace the fuel filter. Also engine is very noisy at idle. Buy 058133784AF Vacuum Check Valve Breather Hose Assembly Fits for VW Passat B5 Audi A4 A6 1. Dempsey check for an engine misfire, got a 2003 audi a4 quatro rough idle runs great other than that extreme. Now, time to remove that cylinder head. Started off being a little rough during cold starts, but it's progressed enough to cause the CEL to come on. Rough, erratic idle rarely at first start but more often at a stop sign or stop light or in park, regardless of temperature or. 8T Quattro with 95,000 miles is idling rough while at stops. AUDI A4 B6 2003 A4 Quattro 1. If the Check Engine Light comes on, you may find any of the following codes: P0171, P0174 Lean fuel condition codes; P0120 to P0124 Throttle position sensor codes. Fixing Audi A4 Common Vacuum Leaks It still idles rough with a 17705 check DV code. misfiring and rough idle 2. 8T Black SOLD 2001 Audi A4 1. 0t with 24k miles drove home abt 2 miles and scanned with VCDS. The community for Audi news and discussion. A MIL may be on with P0300 and/or P0301, P0302, P0303, P0304 (cylinder misfire detected), along with a rough idle. its in main dealers atm having coil ignition changed if it dosnt solve it what else could it be. 8t : Misfiring and irregular idle. It has a rough idle, but when driving there is no lag or misfire- It drives great otherwise. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. Took it to the delaership they replaced the fuel pump and told me i was low on oil. It means the engine is running to lean from the vacuum leak. Engine misfires can also be a little more complicated. Engine rough idle problems arise because car engines are demanding. No oil pressure light is lit. Common Issues with the 1. About 15000 miles ago I did a timing belt tensioner waterpump drivebelt etc. i make quattro vinyls / stickers for any audi i do make decals for other vehicles. While there are a variety of reasons your Audi A4 Quattro has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. 8T it should fix the rough idle but i would buy them myself and put them in not the dealer. investigations, recalls & lawsuits for the 2006 Audi A4: Let me start with what a misfire. Conclusion: Bad Coil Packs Audi A4. Running Problems. 0 TDI 170 rough Idle and white smoke when warming up. Thanks for this. 2005 Audi A4 1. Audi Diagnostic Trouble Codes DTC Table - General: From model year 1996, vehicles manufactured for the North American market are equipped with a Government required diagnostic system known as On-Board Diagnostics II (OBD II). 5 V6 Quattro B6, 1. Put in half-a-can of BG 44K in each engine and that fixed it. 0l turbo Quattro petrol 55 plate that's started rough idling. If misfire happens only at idle, the EGR valve and purge valve need to be checked, as either one could be stuck open. He’s owned it from new and its in near mint condition. My 2001 Audi A4 1. 0t, rough idle and stalls at light. 0T, no performance mods or tunes, other than OE springs it's all stock. No more rough idle cars back in shape feels. Audi TT, A4 1. 8TQ GIAC, 710N 2003 GTI 1. If you have a B7 (2005. This may cause your Audi to idle rough, backfire, misfire, or not deliver full power. P0171 is a very common code for any ODB2 vehicle. 2007 A4 2. 8T it should fix the rough idle but i would buy them myself and put them in not the dealer. • One or more of the following DTCs are stored in the Engine Control Module (ECM), J623 (address word 01): • DTC P0300 (Random/Multiple Cylinder Misfire Detected). docx), PDF File (. As mentioned, a cylinder misfire can happen due to a few reasons, and to make things simple, we created a table to show you exactly what repairs may be required to fix the misfire condition. history, the original owner tried his best to pass on information. ever since i have had it there has been a problem when at idle it misfires and idles very badly. Audi A4 with 12 Volt System 2006, Direct Ignition Coil by Denso®. The GTI averages 73db at 65mph, a Q5 2. the engine runs like a dream when on the go but is plauged with the idle problem which does not happen all the time but usually when re starting the car when. I have a 2002 Dodge Ram 1500 with a 4. You may have to register before you can post: click the register link above to proceed. 3- It may be a coil pack, but you did not mention about a Check engine light. 0 tdi GT 170 BMN engine For the last several months I have suffered from the common judder /misfire / strange idle problem. It does not do it all the time but when it does, it takes 2 or 3 times to get it to turn on. This can lead to a lean misfire. Misfire at idle 1 Answer. Once in a while I could smell eggs when shutting down the car, they wanted to swap the Cats next at $2300. Happy new year to all. 0 TFSI misfiring rough idle shaking even dunno how to call it. the engine runs like a dream when on the go but is plauged with the idle problem which does not happen all the time but usually when re starting the car when. Deathjam, i have a 2009 audi a4 2. How To Diagnose Misfires on VW and Audi Models - for this model you need to use Channel 14 ,. com FREE DELIVERY possible on eligible purchases. it showed misfire on cylinder 4. [101] - Misfire Detected Not Confirmed. 8TQ DEAD 2000 Supercharged JettaRed DEAD. summary: audi: the engine would have a rough idle, different misfire faults or reduced performance without loss of power or stalling, that causes the malfunction indicator lamp (mil) on. As mentioned, a cylinder misfire can happen due to a few reasons, and to make things simple, we created a table to show you exactly what repairs may be required to fix the misfire condition. It means the engine is running to lean from the vacuum leak. Another thing that can happen is the converter can plug up and cause a false P0420 code in the computer. Put in half-a-can of BG 44K in each engine and that fixed it. This is a good example of how basic engine diagnostic tests can work to pinpoint the root cause of the cars problem. A lad at work has an Audi A4 2. ECS Coil Pack Harness Replacement Kit - Audi B6 A4 1. Audi A4 Running Rough P0171 P0507 P2279 & Multiple Cylinder Misfire. Some OBD II systems monitor inputs from the ABS wheel speed sensors to tell when a vehicle is driving on a rough road, and disable misfire detection until the road smoothes out. Hi, I have done a bit of a search on this one but wondered if you can shed some light on my issue: Audi A3 1. I recently installed a new head gasket on my Audi A4 1. If you have a B7 (2005. The past few weeks I've noticed my engine has a rough idle. An walnut shell intake cleaning would cost at least 10 times that. any idea? The idle will be really rough, but if I rev it up a bit, that will sometimes go away. 3- It may be a coil pack, but you did not mention about a Check engine light. This usually happens when the engine has had a misfiring or rough running in the past and the customer continues to drive the vehicle for a long period of time. With it wen the cars turbo kicks in the turbo downturn work properly the car starts to judder like a misfire. VW / Audi Oxygen Sensor Replacement Wayne R. AUDI A4 B6 P0011 plus idle and acceleration problem Hello everyone I have a 2002 A4 1. Rough Idle. 8L R4, Audi 8T0, Audi A6 C5, Does your Audi occasionally have a hard time starting, yet finally starts just before you give up? So when it starts, the EPC and ESP lights are on, then the engine cuts out. To diagnose many of the problems, you will need little more than a test light, a volt meter, a vacuum gauge and maybe a can of brake clean. 0L Poor Idle Quality, Misfire Posted to European Driveability on 5/1/2014 6 Replies we have this a4 that came in with a rough idle. This Is What Happens When You Don't Drive Your V10 Audi Hard Enough just sit on the freeway and idle all the time. Car runs well over 1k rpm, doesn't seem to misfire and I can hit 15psi of boost (stock tune, via boost gauge). Running Problems. 0 rough idle which appears to be a pattern. 2 FSI: rough idle and hesitation In November 2008, Audi issued technical service bulletin 2010890/8 for 2005-06 Audi B7 A4 3. Check engine light came on after driving under these conditions. This bulletin applies to 2008-2014 Audi A3, A4, TT, A5, A5 Cabriolet and Q5, and 2012-2014 A6 vehicles. When check engine light comes on, have scanned with VAGCOM to find one cylinder at a time missing due to coil packs and replaced said coil packs. 2 misfires no brakes super bad idle update it was the wm kit can some1 give me the abc. I didn't really look to close inside the throttle body so im going to try cleaning that this weekend and run some cleaner gas mix through the system. If this is your first visit, be sure to check out the FAQ by clicking the link above. With that said, the misfire detection strategy programmed into specific engine management systems will vary widely among vehicle models, model years and manufacturers. The fix is expensive. This bulletin applies to 2008-2014 Audi A3, A4, TT, A5, A5 Cabriolet and Q5, and 2012-2014 A6 vehicles.