2004 Audi A4 Misfire Problem

When it comes to measuring the reliability of the (2008-2011) Audi A6 C6, you first need to consider several key areas, including common problems, the repairs needed to correct those problems, and standard maintenance costs. 7 V8 AWD, 2003 Audi A4 2. Diagnosing an intermittent compression misfire can be tricky if the problem is caused by a marginal failure like a carboned-up intake valve seat or a broken valve spring. Hey guys, Fairly new GTI owner here, had it for about 3-4 months now. Firstly i would like to say a big thank you to paddy whos post from 2011 which i stumbled upon whilst researching a misfire problem alerted me to the 3. When change with good one. How to spend a day with six all-new 2014 Audi R8's What a tough and arduous task, deciding which six Audi R8's to drive in a day's time. Some Causes of Common Audi A4 Breather Hose Symptoms. P0302 Audi Description When a misfire occurs, engine speed will fluctuate. 5 Audi A4 2. Hello, I hope someone can help to diagnose a problem I currently have. 8T that's suffering from a rough idle and the engine miss-firing and suction from oil dip stick and oil filler cap!! I don't normally do these sort of videos but on. Upon introducing the C4 series A6, Audi made small revisions to what was previously known as the Audi S4, renaming it the Audi S6; the S4 name would eventually be re-used for a completely different model derived from Audi's smaller Volkswagen Group B platform-based Audi A4. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. I've had a fault diagnosis read out which read: stroke sensor/Needle nozzle G80. 2012 audi a4 quatro, cylinder 2 misfires, replaced cylinder 2 coil, replaced all spark plugs, 2nd cylinder fuel injector, cleaned carbon off the valves, replaced oil separator assembly, compression test reveals cylinder 2 at 130 vs 1 3 and 4 at 170, misfires at idle only, Please help. Sometimes it gets to the point where the car barely runs. Asked by obryantjb Apr 26, 2014 at 02:03 PM about the 2004 Audi A4 1. Get 2004 Audi A4 repair and maintenance costs, common problems, recalls, and more. It could be coils, wire harness, or injectors being clogged. I just changed all the spark plugs, all 8 ignition coils were done in June of 2010 and my car has only been driven 20,000 miles since then. 0T FSI engine is inevitable. org -- August 29, 2007 -- Volkswagen of American is recalling 34,358 of the 2003 model year Audi A4 and Audi A6 sedans equipped with 1. I did a search and am still not having any luck. What you will need. So the symptom is the climate control getting stuck on ECON mode, the light stays on and whatever you do, this is how it happened in my 2003 Audi A4 B6 (1. When the misfire monitor detects a misfire, it will trigger the check engine light with the specific cylinder number as the last digit in the P030X code. The worst complaints are engine, lights, and transmission problems. I have figured that it is an internal vacuum leak and have replaced a "Pressure regulator valve for crankshaft housing ventilation" and a Vacuum suction jet pump. The very difficult problem finding the root cause of a p0300 , 0301,0302. The guys at the garage have replaced the plugs, checked the HT leads and compression tested all cylinders - everything coming back perfectly, so it's not loking like an electrical thing. NHTSA — Engine Problems. the battery light came on as well as the check engine light. Used Audi A4 Engines and Transmissions for sale. Diagnostic Customer brought vehicle to our shop and noted no drive ability issues. The Audi Ignition Coil acts as an amplification element, increasing the electrical current traveling to the ignition system. will smoothen when brought over idle but is producing any fault codes. The vehicle was towed to the dealer who diagnose that the engine needed to be replaced. 0TFSI, registered in 2006, 4 weeks ago. If the problem persist more tests needs to be done to diagnose problem, see “Possible Causes”. Find 2006 Audi A4 recalls information, reported by the NHTSA, and we will help you find a nearby service center where you can get your car fixed. Audi A4 vehicle, 2010 model year Audi A4 and A5 vehicle, or 2011 model year Audi A4, Audi A5, and Audi Q5, originally equipped with a factory-installed 2. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. The most recently reported issues are listed below. The 2004 Audi A4 has 5 NHTSA complaints for the engine at 75,630 miles average. When the car is accelerated it goes away, no miss-fire, no lack of power noting only when idling in low rpm. Audi A4 owners have reported 61 problems related to engine burning oil (under the engine and engine cooling category). Posted by Anonymous on Jan 12, 2011. We connected our VAG-COM to the car and found this code stored in the vehicle. Audi A4 owners have reported 10 problems related to engine exhaust system (under the engine and engine cooling category). 2002-2006 Audi B6 A4 FWD V6 30v. Also please check out the statistics and reliability analysis of Audi A4 based on all problems reported for the A4. endangered vehicle species list. The best part is, our Audi A4 Ignition Coil products start from as little as $21. Audi A4 P0303 Definition. However, most VAG cars, the 'only driver door unlocks' is a safety feature & you have to double press the key fob to open all the other doors. 0T TSI Gen2 2012-2017. Ok so the deal with my car IT's a 1. Audi A4 P0303 Definition. Learn about this problem, why it occurs, and how to fix it. Car had ABS and Yellow triangle in circle lights on constant. (Has unit injectors) problem is that its misfiring or rough idling. occas has slight missfire, more cold. "Camshaft failed causing high pressure fuel pump failure. P0305 AUDI Tech Notes The P0305 code means that the cylinder 5 is misfiring or is randomly misfiring. This kit allows you to repair your broken ignition coil connector in a multitude of ways. HI, I have a problem with a 2004 a4 1. Locate fuse and relay. 2 Tid Fan Problem Just started my go to the Audi garage and. This can be the definitive thread to how to fix the 2. 2002 Audi A4 3. manual taller audi a4 b6 gratis pdf, manual taller audi a4 b6 gratis pdf Madrid, manual taller. Eventually my timing chain tensioner failed and the car needed a new engine. 2000 audi a6 avant 2. Diagnostic: As expected one of the 4 ignition coils was misfiring (I could also smell gasoline from my car's exhaust). The car is an Audi A4 1. 0L 2002 - 2005, Audi A4 Quattro 3. If you own a VW or Audi with a 2. The lines were getting corroded on the inside and causing the MisFire sensors to go bad ($800 each) Since Lambo has come out with Stainless steel replacements but that is only for cars that are still under factory warranty. The vehicle was towed to the dealer who diagnose that the engine needed to be replaced. The cause is often a problem in the idle air control system. 2002 Audi A4 3. Problem with your Audi A4 Quattro? Our list of 25 known complaints reported by owners can help you fix your Audi A4 Quattro. com FREE DELIVERY possible on eligible purchases. Problem was caused. Find Used Audi A4 for Sale. 0 Bar Bosch to us and we will replace it no problem. Ok so the deal with my car IT's a 1. TSB notices are issued by the NHTSA for safety-related defects or non-compliance with U. The B8 Audi A4 is an executive car that has not been without some problems; however, many of the more widespread problems have been fixed. Browse our daily deals for even more savings! Free delivery and free returns on eBay Plus items!. Took car to Audi for engine light, they found misfires on cylinders 4, 5 and 6. Several aftermarket scan tools and computer programs are also capable of. 2003 Audi A4 Cabriolet. Audi A4 P0303 Definition. Took the car to Audi-- they said it was bent rims. I have an audi a4 that came to me after audi diagnosed as a catalyst problem. It was first replaced by southbay Audi in ca in June of 2002 and then now October on 2004. 0T TSI 2008. We recommend the Ross-Tech VCDS package for this:. 8T Quatro last week. OBD-II Scanner. turns out the ignition coil is the problem. Used Audi A4 Engines and Transmissions for sale. Source the root of your A4 (B7)'s electrical problems with our diagnostics and guides here. You may have to register before you can post: click the register link above to proceed. View our consumer ratings and reviews of the 2005 A4, and see what other people are saying about the vehicle in. 8 liter V6 or 3. Anyone out there come across a similar problem on an Audi or VW with an FSi engine? General driving symptoms are lack of power, misfiring, poor idle, poor fuel consumption, but not all the time. Coolant Leaking problem of the 2004 Audi A4 3 Failure Date: 05/15/2014 During driving check engine start blinking and engine start shaking. 2004 Audi A6 3. The car cranks but does not start but it only does not start after it has been running. Well My A4 was suppose to be delivered to me today. 2004 Audi A4 misfire Engine keeps throwing misfire codes and have replaced 3 of 4 coil packs as they burn out. The diagnostics is cylinder two misfire. Diagnostic: As expected one of the 4 ignition coils was misfiring (I could also smell gasoline from my car's exhaust). manual taller audi a4 b6 gratis pdf, manual taller audi a4 b6 gratis pdf Madrid, manual taller. Audi A4 2002 and later, S4 2004 and later Misfire Detected to your spark plugs I had this problem on my audi a4 2005 1. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 1. 8 liter turbo, 1. Sometimes it gets to the point where the car barely runs. I've done some logging. 4 V6 Engine Technical Data Engine type - Number of cylinders :. I can let the car rest for an hour or so and it will then start. IGNITION COILS FOR vehicles including, Audi A4 3. It has now agreed to replace units that are out. Order a fully programmed Audi ecu and save up to 75% off dealers list price. 0T and you are wondering about things to keep an eye on, VW/Audi 2. Make an offer!. The following common transmission problems are usually accompanied by the appearance of the "Check Engine" light on the dashboard of your Audi A4 or A6. Used (normal wear), Runs great one minor problem. The handling of. 1995 C36 AMG (UK-spec), 2004 Dodge Dakota 4. This can be the definitive thread to how to fix the 2. To see how frequently 2004 Audi A4 / S4 / RS4 problems occur, check out our car reliability stats. I scanned for codes and got the messaged displayed above. 6 litre Audi A3 (65,000 miles). 2L, Audi B8 S4 3. 2L in the Audi A8. 2004 Audi A4 Quattro 1. Your Audi A4 will be happy to know that the search for the right Ignition Coil products you've been looking for is over! Advance Auto Parts has 44 different Ignition Coil for your vehicle, ready for shipping or in-store pick up. 0T, Audi B5 S4, Audi B7 A4 V6 3. The B8 Audi A4 is an executive car that has not been without some problems; however, many of the more widespread problems have been fixed. 2003 Audi A4 Technical Service Bulletins. I have a 1998 Audi A4 2. 2004 Audi A4 Quattro problems (18. I have an Audi A4 quattro 1998. P0305 Audi Description When a misfire occurs, engine speed will fluctuate. 8t is misfiring, whats wrong? - Answered by a verified Audi Mechanic. This database includes information received by NHTSA from consumers either directly or as recorded by the Vehicle Safety Hotline. 8Q that has a bad misfire problem. In this case we are left with a P0303 in the computer memory. Purchaser wants to use it as a winter beater. 8T that's suffering from a rough idle and the engine miss-firing and suction from oil dip stick and oil filler cap!! I don't normally do these sort of videos but on. Problem with your Audi A4 Quattro? Our list of 25 known complaints reported by owners can help you fix your Audi A4 Quattro. 2005 Audi A4 making a whistling sound when accelerating hard. i have a 2004 audi a4 1. 0L Misfire Posted to European Driveability on 5/23/2013 7 Replies This car will set the lean code after 2 trips. Prototypes went into testing in 2004, with development concluding in the first half of 2005. Without it, your car's engine will fail. 0t engine problems with the timing chain tensioner should be at the top of your list. This NFIS Original Equipment Ignition Coils - Set Of Six (Mfg#06E898003) fits Audi 4M Q7 3. 2008 Audi A4 / S4 / RS4 Engine Problems. 8T problem? I have 04 Audi 1. safety standards. 9 tdi 100PD. Audi allroad Engine Problems. 0 tdi GT 170 BMN engine For the last several months I have suffered from the common judder /misfire / strange idle problem. IGNITION COILS FOR vehicles including, Audi A4 3. Rough Running At Idle: MAF, Ignition Coil, Spark Plug, VAC Leak, O2 Sensor, TB, CTS Misfires under Boost Flashing CEL: Ignition Coils, Spark Plugs. 0 quattro Convertible. 0TFSI, registered in 2006, 4 weeks ago. By providing the proper spark to the spark plug all of these running issues can be resolved. From the side, it wouldn't be hard to mistake the 2008 Audi A4 for the last-generation car (model year 2002 to 2005). 2006 Audi A4 Quattro 2. How To Solve. Audi A4 B8: B8 Common Problems. 8T that's suffering from a rough idle and the engine miss-firing and suction from oil dip stick and oil filler cap!! I don't normally do these sort of videos but on. I replaced two ignition coils in my 2004 1. after speaking with audi customer care we were told. Maybe I say that because I'm frustrated. If this is your first visit, be sure to check out the FAQ by clicking the link above. She says she didn't feel any impact but heard the collision. Traffic Congestion Problem And Solution Viewpoint Essay; How To Search Industrial Ventilation A Manual Of Recommended Practice; A Book Of Bees And How To Keep Them Sue Hubbell; Infinity Insurance Solutions Overland Park; Human Endocrine And Reproduction Crossword Answers; Advanced Accounting 2011 Guerrero Solutions Manual; Grief Child Lawrence. Engine Stalling Due to Failed Crankshaft and/or Camshaft Sensor The engine may stall when the engine is warmed up. 9tdi, AFN: Audi a3 misfire:. Engine Stalls (Check Engine Light May or May Not Be On). Although generic, the specific repair steps may vary depending on make/model. 8T Sedan FWD Question type: Maintenance & Repair I had just bought this "head gasket sealant" and was planning to try that first before completely repairing the problem. In this case we are left with a P0303 in the computer memory. Misfire Cylinders 1–6 AUDI DTC CODES Crown Victoria A4 2000 PWM Gas US Daewoo Kalos 2004 ISO. 0TFSI, registered in 2006, 4 weeks ago. Audi A4 car trouble can come from engine, electronics and any other nook or cranny, but the list below highlights the most common problems. plugs,wires,coils. it seems to cycle through running rough and running semi-OK. When change with good one. Used AUDI A4 Engines. after speaking with audi customer care we were told. Vehicle: 2014 Audi A4 Quattro. 0T TSI Gen2 2012-2016. P0303 is a cylinder specific misfire code, which means that Cylinder 3 is misfiring and causing the code. Audi Ecu Repair. 2L in the Audi A8. I have Help needed with 2. Hi I have an Audi A4 02 plate, the engine management light has come on, the manual book says take it Straight to the garage and gives no indication to what the problem might be. 8t is misfiring, whats wrong? - Answered by a verified Audi Mechanic. 2004 Audi A4 misfire Engine keeps throwing misfire codes and have replaced 3 of 4 coil packs as they burn out. 8 liter engines can develop oil leaks as the car gets older and advanced in miles. Lean Misfire The lean misfire is another common reason for an engine "miss"—this is due to an imbalanced air/fuel ratio (too much air/too little fuel). However, most VAG cars, the 'only driver door unlocks' is a safety feature & you have to double press the key fob to open all the other doors. Engine trouble Misfire. The engine failed internally because there was and is sludge blocking lubrication ports to the moving parts, I. 7T, Audi C5 Allroad Quattro 2. My Matco tool dealer had VW and it ran like crap because the wrong oil was used. 2/3 T4k - 4-Pin Connector, black, near front bumper 3 - Ground strap, engine to body 12 - Ground connection, in engine compartment, left 44 - Ground connection (lower left A-pillar) 50 - Ground connection, in luggage compartment, left 78 - Ground connection (lower right B-pillar) 83 - Ground connection -1-, in right front wiring harness. Used in many Volkswagen Group motors, these Audi and VW ignition coils have been redesigned to improve performance and reliability and give your car the sporty RED-accented look under the hood!. 5 V6 Tdi, 2000 BMW 328i. These are often called cold start misfires and will likely get slowly worse over time. This can be the definitive thread to how to fix the 2. Since an engine needs a richer (more fuel) mixture for a smooth idle, this problem may be more noticeable when the vehicle is idling. Get the best deals on Fuel Injectors for Audi A4 when you shop the largest There seems to be a problem serving the request at this time 2002 2003 2004 AUDI A4. Didn’t get much for it – had been thru a minor hailstorm. Asked by obryantjb Apr 26, 2014 at 02:03 PM about the 2004 Audi A4 1. Identifying and legend fuse box Audi A4 (B6) 2000-2006. com FREE DELIVERY possible on eligible purchases. Coolant Leaking problem of the 2004 Audi A4 3 Failure Date: 05/15/2014 During driving check engine start blinking and engine start shaking. Audi Ecu Repair. Used (normal wear), Runs great one minor problem. 8T and it misfires, i already changed all four spark plugs and coils and changed the fuel relay. Even after the dealership put new coil packs in under recall I still had random cylinder misfires at idle. Locate fuse and relay. Was reading some more recently and it seems that some of the gasser manual trans guys swap in a used tdi 5th gear into their box to lower rpms, tdi guys. Audi models with the 2. This AA Ignition Coil Pack Set is a direct replacement for the factory Volkswagen or Audi coil. Can low octane rated gas be the reason for 3 cylinders to constantly misfire? 4 Answers. I recently swapped out an injector on cylinder #1 because of a rough idle during a cold start. Traffic Congestion Problem And Solution Viewpoint Essay; How To Search Industrial Ventilation A Manual Of Recommended Practice; A Book Of Bees And How To Keep Them Sue Hubbell; Infinity Insurance Solutions Overland Park; Human Endocrine And Reproduction Crossword Answers; Advanced Accounting 2011 Guerrero Solutions Manual; Grief Child Lawrence. car has 2 cylinder misfire, loosing coolant from cooling flange and thermostat. If you own a VW or Audi with a 2. Source the root of your A4 (B7)'s electrical problems with our diagnostics and guides here. 0) began vibrating and the check engine light began blinking. Just a day later my CEL turned on while d. You are here: Check Engine Light Home > Check Engine Light Codes (Generic Powertrain) Check Engine Light Codes. 2L in the Audi A8. 8T MT with 175k miles. How much does a cylinder misfire repair cost?. Some Causes of Common Audi A4 Breather Hose Symptoms. Vehicle: 2014 Audi A4 Quattro. The engine may have reduced performance without significant loss of power or stalling. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 3. If the problem persists more tests needs to be done to diagnose problem, see "Possible Causes". The newest revision, Genuine OEM RED-top ignition coil pack from Audi and Volkswagen. Took it in code read for misfire in ignition coil for cylinder one, so I replaced it. 8 t misfiring flt code p0301 changed coils spark plug still showing code for cyl 1. 8T that's suffering from a rough idle and the engine miss-firing and suction from oil dip stick and oil filler cap!! I don't normally do these sort of videos but on. has anyone else experienced a similar. Source the root of your A4 (B7)'s electrical problems with our diagnostics and guides here. Known Audi problem fixed for free by silent campaign" Anonymous, MA (2006 Audi A4 2. Once the problem caused the code P0171 is fixed, the misfiring will likely go away too. As this was the first S6 model from Audi, it is commonly referred to as. Buy 4Pcs Ignition Coil Pack Replacement for Volkswagen Jetta Beetle Golf Passat Derby Audi A3 A4 A6 UF411 C1394: Coil Packs - Amazon. 8Q that has a bad misfire problem. For location of the data link connector, see Maintenance section. Car had ABS and Yellow triangle in circle lights on constant. 2004 Audi A4 V6-3 It can be tricky for to track down the problem if the misfire. Context: I was having massive vibration at highway speeds. 2004 Audi A4 Quattro problems (18. Turbo Problem - Reduced power; Ignition Control Module - Will typically trigger multiple cylinder misfire codes. after speaking with audi customer care we were told. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. I can let the car rest for an hour or so and it will then start. Audi A4 P0303 Definition. P0303 AUDI Tech Notes The P0303 code means that the cylinder 3 is misfiring or is randomly misfiring. Page 2- sunfire problem help get me laid Off Topic ~96 Audi A4 ~72 Porsche 911t On a 4 banger a misfire is going to be WAY more noticeable than a 6 or 8. I replaced all spark plugs and all ignition coils and have even moved ignition coils around but the problem does not follow the coils. Want Answer 0. I bought my 2004 Audi A4 3. 0 quattro two weeks ago, i have used premium (93 octane) gas ever since, but two days ago i put in basic unleaded (87 octane). 2006 Audi A4 Quattro 2. 0t engine problems with the timing chain tensioner should be at the top of your list. Read about the 2009 Audi A4 Avant Quattro in this long term. I've never thought of it as a big deal though, since the misfires occur only at idle. 8T it should fix the rough idle but i. I did a search and am still not having any luck. com it is apparent to me that this is definitely a serious manufacturer defect. 0 TDI BMN / BKD engine judders / misfires at idle. The car had random misfires, lean fuel, and high RPM codes. Start by checking for intake leaks an if no leaks are found the next step is to replace the spark plugs on cylinder 6. Problem with your Audi A4 Quattro? Our list of 25 known complaints reported by owners can help you fix your Audi A4 Quattro. Hey guys, Fairly new GTI owner here, had it for about 3-4 months now. 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. You are here: Check Engine Light Home > Check Engine Light Codes (Generic Powertrain) Check Engine Light Codes. This page lists OBD-II generic powertrain trouble codes, a. HI, I have a problem with a 2004 a4 1. Mileage may suffer as well when your A4 has P0303. Check with your Dodge dealer to understand what the TSB covers or not. The dealer ran the car around a bit with the the new cylinder head and they were not getting any more misfires. Audi Diagnostic Trouble Codes (DTCs) and data can be retrieved with VW/Audi Factory Scan Tools such as the VAG 1551, VAG 1552, or the new diagnostic computer VAS 5051 through a Data Link Connector (DLC). 2005 Audi A4 1. P0302 Audi Description When a misfire occurs, engine speed will fluctuate. So the car is having random misfires. This is a very strange misfire. 8 has a #3 cylinder misfire I replaced the coil, spark plugs and cleaned the fuel injectors even swap the #3 cylinder to #1 cylinder and its still showing that #3 has a misfire what else could be causing this any suggestions? January 1, 2014 : Followup from the Pelican Staff: Check the base engine. 0 Quattro Turbo. - The car is a 98. This bulletin applies to 2008-2014 Audi A3, A4, TT, A5, A5 Cabriolet and Q5, and 2012-2014 A6 vehicles. Only one problem. The problem is in conection but on the unit injectors themself. 2003 AUDI A4 1. 2004 Audi A4 3. I have been driving Audi's for over a decade and the 2004 A4 3. 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. A4 (B6 Platform) Discussion - A4 misfiring, shaking fuel filter??HELP! - A couple of weeks ago my engine in my 2002 Audi A4 1. 7T, Audi C6 A6 V6 3. Codes P0300, P0302 and P0304 pop up indicating a misfire on cylinders 2 and 4. 2002 Audi A4 Reliability 2002 Audi A4 30 Common Problems. NHTSA — Engine Problems. it still seems to pull reasonably but is definately not right. You may have to register before you can post: click the register link above to proceed. 0L 2002 - 2005, Audi A4 Quattro 3. the malfunction indicator lamp may illuminate with only misfire diagnostic trouble codes (dtc) (p0300, p0301, p0302, p0303, p0304) stored in dtc memory. Apart from a failed alternator it has run fine as a daily. 7 V8 AWD, 2003 Audi A4 2. This is a very strange misfire. 2000 audi a6 avant 2. Please enter your desired user name, your email address and other required details in the form below. I've never thought of it as a big deal though, since the misfires occur only at idle. This has improved it considerably, but still there are occasional random misfires. By providing the proper spark to the spark plug all of these running issues can be resolved. I have complained to the dealer and manufacturer about the oil consumption problem which is a well known problem with the 2008-2012 A4 and A5 models, but the claim it is not a safety issue and have refused to fix the problem. For location of the data link connector, see Maintenance section. The car is an Audi A4 1. Misfires after changing all spark plugs and coil packs; Turbocharged 2004 Civic SI with K20/K24 engine swap, 2006 Audi A3 I'm having the same problem with a. If the engine speed fluctuates enough to cause the Crankshaft Position sensor signal to vary, the Engine Control Module can determine that a misfire is occurring. 2002-2004 Audi C5 A6 Quattro V6 3. I am a former owner of several BMW's with ABS problems, but they are an easy fix compared to Audi. 2004 Audi A4 1. Misfires after changing all spark plugs and coil packs; Turbocharged 2004 Civic SI with K20/K24 engine swap, 2006 Audi A3 I'm having the same problem with a. 2004 Audi A4 1. I purchased a used Audi 2. obviously not a lot of mileage. Audi A4 Headlight, Clear Lens, Chrome Interior, Composite, DOT/SAE from a number of significant diesel and gasoline engine upgrades, the Audi A4. P0300 : Multiple cylinder misfire. The car has a new coil, plugs, wires, cam sensor's and ignition module and still misfires. I had the exact same problem on my 2010. The source of the information below is the National Highway Transportation Safety Administration (NHTSA), which maintains TSBs for vehicles sold in the United States. The car cranks but does not start but it only does not start after it has been running. These are often called cold start misfires and will likely get slowly worse over time. 0L 2002 - 2004, and Audi A6 Quattro 3.