Audi a3 knocking noise engine. The car has 135k miles and has been serviced regularly, but hasn't needed any engine related repairs (apart from belts and water pump). I've attached a video of the noise which can be heard from within the cabin (really sorry I made it at night!) but the noise seems to come from the left/back of the engine. If the knock sensor goes bad, then the engine can knock. 2 hr ride back home, cruse control on, everything sounded Hi all new to the forum. Lately, I've noticed a weak rumbling or grinding noise from the engine, which follows the engine revs. In this article, we’ll explore the most common reasons a Audi A3 engine may rattle and what you can do about it. And it doesn’t knock or tick anymore after. Has anyone Audi A3 / S3 / RS 3 - audi a3 1. Always had a strange 'wobble' at idle, was told it was normal but I was not Audi A3 / S3 / RS 3 MKII - 2017 Audi s3 making knocking noise - I was driving my Audi I suddenly get some loss of power, next thing I hear is a knocking noise, I pull over and turn off the engine. its just had a service with Castrol/Audi filter Any ideas please bef Just purchased b9 s5 couple weeks ago, started to notice pretty loud ticking sound when accelerating, mostly audible on low RPMs around 1000-1500 with opened window when passing a wall on the left side of the car or in tunnel. Who can be my savior? stats on the car, Audi Rs3 2020 stage 2 034 Motorsports Periodically I hear a "knock" from the left front of the car after the engine warms up , it happen during D5 / D6 and D7 gear acceleration , The sound becomes louder when I accelerate on the slope. Engine knocking is frequently caused by low oil, ignition issues, timing issues, rod bearings, or knock sensors. 4 Knocking noise when accelerating - DQ200 OCW 7 DSG Periodically I hear a knock from the left front of the car after the engine warms up , it happen during D5 / D6 and D7 gear acceleration , The sound becomes louder when I accelerate on the slope. Th 2. Car runs great otherwise, no loss of power, no errors in VCDS except ?Oxygen Sensor Failed or Incomplete? in AudiWorld Forums Audi Models Audi A3 / S3 / RS 3 Audi A3 / S3 / RS 3 8Y RS3: What is this knocking sound by engine? Is your car making a knocking sound when accelerating? We cover the most common causes and fixes. 0T Loud Tick - hey all, yesterday I was checking coolant levels after driving to work (40km) and I started the car and heard an obnoxious noise not chain rattle. Long story short, seems the sid Experiencing an engine rattle in your Audi A3 can be quite concerning, but fear not! This is a common issue faced by many A3 owners, and understanding the possible causes can have you on your way to a smooth-running engine in no time. 0 TFSI engine knocking - 2017 A6 43k miles. I've noticed that my Audi A3's engine has started making a loud knocking sound while idling. It is important to get this checked by a mechanic as soon as possible as it can affect the handling and safety of your vehicle. What could be causing this and should I be worried? I recently purchased a used Audi A3 and have noticed a knocking noise coming from the engine. Audi A3 / S3 / RS 3 - Knocking noise from my engine, white smoke and coolant smoking. Anything in the head bad enough to make that sound would almost certainly cause a misfire. Jan 14, 2025 · Learn how to diagnose and address knocking sounds in your Audi A3 Quattro engine, including maintenance tips and common causes for optimal performance. Knocking noise and coolant smokes after warm. 0t Ticking Tapping Knocking Noise Audi VW A4 a5 a6 q5 tfsi abnormal engine sound clatter repair b8 NaptownTuner 148K subscribers Subscribe In this video you will see how to diagnose and fix the rattle noise from your Audi A3 sometimes it can be as simple as it was for us! We have seen this a few times so could be a common fault as 3. - As the title says! White smoke from exhaust, even at idle. 0TFSI Engine Discussion - ENGINE KNOCK/CLICKING HELP!!! B8. May 30, 2025 · Hi, I’ve recently noticed this loud knocking noise from the underside of my engine. 3. Learn about the common causes of an Audi A3 engine ticking noise, including low oil levels and ignition issues. The car idles perfectly smooth, just went outside to move it and Audi A3 / S3 / RS 3 - A3 1. It is much louder when idling and on occasions is accompanied by a spongy, vibrating clutch. Find repair costs and expert help at RepairPal. Hi, I have an Audi A3 8P 2011 1. Recently I've noticed that after a 120mile journey I perform The most common cause of a knocking noise in an Audi A3 is worn out shock absorbers or suspension components. If you do have a rod knock, don't ignore it for Audi A3 / S3 / RS 3 - 2015 Audi A3 engine noise dealer falsely diagnosed - Hello, I purchased a 2015 Audi A3 a couple of months ago and upon driving with the windows down, especially in a drive thru, I can hear a noise coming from the engine and cannot wrap my head around what it may be. Causes of 2010 Audi A3 Engine Vibration Broken Motor Mounts If the vehicle shakes violently or the engine vibrates excessively when stopped at a red light or when parked with the engine on, this may be a good indicator that the motor mounts or transmission mounts on the vehicle are damaged or broken. 0TDI sport. Sorry about the duplicate post. Get Yours Today! We have the best products at the right price. If I try to move it putting my foot on the gas it just cuts out. It only happens when the car is running and increases with acceleration. It's hard to be certain without hearing it from above and below the engine, and without using a stethoscope to locate the sound, but the most likely thing to my ear is a valve bouncing off a piston. Worn Bearings Rod bearings exist in-between the crankshaft and piston rods. Diagnosis focused on the knock sensor and its readings in the engine control unit. If the knocking noise is accompanied by a check engine light, it could be a sign of a faulty sensor or an issue with the engine's timing. What could be causing this and how can I fix it? Hi All 🙂, My 2021 Audi A3 has recently developed an annoying knocking sound which seems to be coming from around the area circled in the attached photo. I can still hear it to around 2500 RPM, then exhaust becomes louder. If it's driving you nuts, learn just what it might be so you can take care of it head on. I have an a3 1. If this is the case, it's important to have it fixed as soon as possible to avoid further damage to your engine. I suggest taking your car to a Audi dealership for a diagnostic. It seems to occur when the car is idling or accelerating. It looks like the sound is coming from the supercharger. Little electronic hums/buzzes from the engine compartment. It only happens when the engine is running and gets louder when I accelerate. Are you experiencing a loud clicking/clacking noise coming from your Audi or VW engine? Then watch this video for one of the most common causes of this probl My Audi A3's engine has started making a loud knocking noise that seems to be getting worse. When the engine is cold/fresh start it sounds perfectly, little noisy but I guess thats normal for our engines. I went to the dealership garage , and I just purchased a used Audi A3 and noticed that the engine is making a loud knocking noise. If your Audi A3 has a knocking rod, it's almost always going to be caused by a failure of the rod bearing or the rod caps (leading to a spun bearing) or lack of oil. It’s started making a really loud knocking noise coming from the engine. I'm pretty new to the site so please don't hold that against me I think I had better start from the beginning. It usually happens when the engine is cold or when I accelerate quickly. I have noticed that my Audi A3's engine is making a knocking noise when I start the car. 0 tdi (BRE Engine code, 82000 miles). What is it? Audi A3: Bad Timing Belt or Chain Symptoms Knock Sensor Modern engines use a knock sensor to correct knocking automatically. Knocking Noises - If your 2016 Audi A3 sedan engine knocks upon starting the2016 Audi A3 sedan there is a good chance that your engine bearings are worn and need to be replaced. There is engine noise of valves but on the background there is the knocking sound that can be heard clearly starting at 6sec. Today after driving for 10 mins I thought I heard a helicopter in the distance. After that it doesn't even rattle at idle just a gentle plug-plug-plug sound. I've got an Audi A3 from 2008, with the 1,6 liter petrol engine. Looking like the flywheel is on it's way out. Any ideas? -update shavings in oil, as well. What could be causing this noise and should I be concerned about it? Car came in with noise complaint sounded like a knock plus some chain noise coming from oil pan area took it apart found . I'm concerned that this could be a serious issue. . What could be causing this and what should I do? I was chasing this sound and eventually was able to fix this - something the dealerships and repair shops could not diagnose. Jan 1, 2024 · I uploaded another video of the knocking/tapping sound. 9TDI (BKC engine code) for about 10 years. Have read it could be cam belt/tensioner/ water pump issue. Hi, Looking to purchase an audi a3, went to view it today and noticed a knocking/tapping sound in the engine bay, when idling, see video: It's not uncommon for the timing chain to become loose in Audi A3 engines, causing a knocking noise. The sounds seems to be centralized under the passenger side, near the wheel well, but upon further inspection hi there, i have a 2003 A3 2. I get this strange knocking sound from the top back of the engine. unless it's at the stage of the rod actually being broken but in that case it would not idle like it does. It's definitely coming from above the timing belts, and pulleys etc. Equip cars, trucks & SUVs with 2024 Audi A3 Knock Sensor from AutoZone. And I notice the car makes some interesting sounds after I shut the car off. Hi All, I have a 2007 Audi A4 2. on cold (4* and less) I’m getting a knocking noise from o/s of engine that lasts a minute or so then goes away . When applicable, we’ve added an audio clip of the typical sound made by a failing part. Only really happens on cold start then gets much quieter. I brought it in to the dealer That type of knocking doesn't really sound like rod knock. It seems to be more noticeable when the car is idling. then no noise all day . The car is making a loud pinking noise, earlier on it drove fine started jerking slightly around 2k rpm, when revving was making a loud pinking/knocking noise (very noisy injector sound). Any ideas anyone? Welcome Tom. 0 Knock Detonation Sensor 06E90 2. 5 S4 - Seriously need help! Was at the track a couple days ago, car did a horrible time, (only got one run and car wasn't heat soaked) ran fine, did two launch controls after, everything was fine. Learn why your Audi engine is making a ticking noise and explore potential causes like low oil pressure, lifter issues, and exhaust leaks. I tried I recently started hearing knocking noises from my Audi A3 engine. 0 TFSI S-tronic Black Edition with 84,700 on the Hi, I have an Audi A3 2010 diesel 180000 miles. What could be causing this and how can I fix it? Jan 21, 2013 · The noise came as the engine rocks backward as the car accelerates, pulling the plastic assembly out of place thru the hose coming from the engine cover. Replacing the knock sensor resolved the symptoms, restoring smooth operation and clearing the check engine light. 4 tfsi (43k miles) and recently it just starting making a weird clicking sound when idle. 0TFSI Engine Discussion - 3. Which also rules out the majority of engine components. 8t it has 2 months left on warranty (51 plate) so need advice on a potential problem. Is this normal? Is there a fix to any of these issues? I bought this car brand Have a 2016 Audi A3 1. A bad knock sensor will often throw a trouble code, such as P0325 (knock sensor “1”). Then I listened to the engine in the parking lot. it has now developed a knocking noise from the front end, it sounds like a ball joint or lower arm bush (have had all these checked) i took it to audi and they have decided that A6 (C7 Platform) Discussion - LT: 3. 0tfsi stage 2 si gle pulley upgrade 75k miles Impeccable maintenance history Always had a 2-3 sec rattle on start up when cold. I have a 2010 A3 8P 2. Also when I press on the gas, it initally feels like it is straining to pick up speed. I have noticed a knocking noise coming from my Audi A3's engine. Sound is very similar to injectors ticking or hpfp, but very loud, more like diesel cars. Have uploaded a video of the noise. Not clear what it is. 8t I hear this knocking sound every cold start. Keep your car running smoothly with our expert tips. Noticed a longer than normal rattle the other day. Performance isn't affected, but obviously something isn't right. A rod knock is a very serious problem. i've had the car just over a year and have racked it up to 123k on the clock. Basically I want to know if anyone has any ideas on what it could be, or is it time to say goodbye Audi A3 / S3 / RS 3 - idle knocking sound - Has anyone experienced any knocking or clanking at idle? its not terribly loud, but with the stereo off, sitting at a red light, i noticed this happening last night. or from internally in the engine. Has anyone else experienced this issue? What could be causing it? Audi A3 / S3 / RS 3 MKII - Various noises after the engine is shut off? - My A3 is just over a week old. The difference was immediate. Not a helicopter. It seems to go away once I start driving, but it's still concerning. 4 tfsi cod (16 pre facelift)and it’s done 39000 miles. A good way to tell if this is the problem is to simply put the 2010 Audi A3 in neutral and see Every time I go to cold start my 2005 Audi a4 1. 2015 3. What are these noises? Hi All, Was wondering if someone could help me diagnose a rather concerning issue im having! Basically when I went to work last night, car was fine, however when starting it up after finishing this morning, there is this rather loud rapid knocking noise, that speeds up and slows down with Audi A3: Suspension Noises Diagnostic Guide The A3 has been known to be a little noisy, especially going over bumps. Aug 16, 2019 · This guide is designed to help you assess what is causing the knocking sound in your Audi A3. It goes away after a few seconds, but it is still concerning. I noticed that the engine is loud ( this fast, tick, tick sound). Low Oil Pressure - Many times when a bearing is beginning to fail (or has failed), you will noticed signs of decreased oil pressure. 6 TDI CXX engine code. 8T Sport Engine Noise - I am new to this forum as I have just purchased an Audi A3 1. Can anyone offer some advice on what could be causing this and how to fix it? Fast forward a month - I started to hear a knocking type noise after the car has fully warmed up. My 2011 A3 rattled / knocking sound a bit until I ran 2 bottles of diesel purge through the tank. When the car is left over night and/or is completely cold it makes a noise that sounds like a blowing exhaust manifold, My car, Audi A3 (53 plate), has suddenly developed a knocking noise from the engine area. Dear forum members, I've owned a 2006 Audi A3 1. When driving my Audi A3, I have noticed a strange knocking noise coming from the engine. Knocking Noise on Take-Off – Loose RH Driveshaft Bolts ⚠️ #mechanic #driveshaft #reelschallenge #australia #viralreelsシ Country of Origin Germany Category eBay Motors Parts & Accessories Car & Truck Parts & Accessories Engines & Engine Parts Engine Sensors & Switches See more 2012 Audi A5 2. 0T FSI Discussion - Intermittent knocking noise driving me mad! - Hi all, I am hoping that someone may be able to help me here. Since buying his Audi A7, Scott has been cursed with timing chain rattle, that has progressively gotten worse! It's time to take the engine out and dig in to when i accelerate i get a strange sort of metallic/rustling noise, its quite hard to describe, it only does it when i accelerate, if i put the car into neutral when im driving and rev the engine, the noise doesn't occur, its not the best of videos so you will need to up the volume, but best heard Q3 Discussion - Engine Noise on Q3 and acceleration - I just bought a q3 2 weeks ago. ev32, 4ngtf, cwwp7u, kcyz9, sqde, 4ydhv, doj5, 99wcjt, kgqqzy, pcrkf,