Knocking sound from my toyota corolla 2004 engine It started after I bought it from a friend a few months ago. FullSize Customer: my 2004 toyota corolla has a knocking noise when cold. Feb 7, 2025 · Hi All! I have noticed some weird knocking noise on my corolla (23 reg), 2. Tire Noise 2. DIAGNOSE ENGINE NOISE TOYOTA COROLLA TOYOTA COROLLA 2007ZRE152R2ZR-FEREPLACED ALTERNATORTROUBLESHOOTING ENGINE NOISEREPLACED DRIVE BELTREPLACED WATER PUMP Ch Nov 4, 2019 · One of the most disconcerting sounds that you can hear coming from your Toyota Corolla is the engine knocking. I can hear it when the car is idle and engine running and also can hear it slightly on the background while driving when the engi Nov 6, 2025 · Did you suddenly hear an engine knocking sound at idle? Here's why it happens and how to fix it before the problem becomes bigger. Suspension Issues Identifying the Source of the Noise 1. Engine knocking is frequently caused by low oil, ignition issues, timing issues, rod bearings, or knock sensors. Worn Engine Mounts: Engine mounts are designed to isolate engine vibrations from the chassis. Engine Issues 4. I bought it from a friend Feb 25, 2014 · After about a week of driving the engine has developed a sort of ticking or clicking/knocking sound when idling, and the clicking/knocking speeds up with acceleration. When applicable, we’ve added an audio clip of the typical sound made by a failing part. Here is a link to a video I recorded with the sound: If your 2004 Toyota Corolla is prone to knock, you may want to add the detergent at every fill-up. Poor Insulation 5. Aug 14, 2019 · This guide is designed to help you assess what is causing the knocking sound in your Toyota Corolla. With any car, they come and go. It comes like every 10 seconds or like 30. - Manufacturers have recommended spark plugs for every vehicle, and often list some alternatives. So of course I googled around and found known issues: water pump, AC condenser bearing, starter etc that may cause a ticking knocking. Knocking If you hear a metallic knock or ping sound when you're driving, it's likely detonation knock. Once on and running, the battery level seems to fluctuate. Jan 20, 2025 · Hello, recently got this knocking noise when the engine is hot and ideling. iam posting a video down below. Engine and Exhaust System 4. An engine knock can be a sign of major engine problems. Car has 220,000 miles and has been serviced religously by previous owner. 0 Excel. This means that the fuel and air mixture in one or more of your engine's cylinders is detonating in more than one place simultaneously. This sound is often associated with improper fuel ignition, commonly referred to as engine knock. It is usually caused by, ignition issues, timing issues, worn lower engine parts, and more. However, sometimes, a sudden change in the car’s noise level can be unsettling. . I have read these motors can need occasional valve adjustment but I am a bit stumped on whether its a valve-train issue or a bottom end Apr 2, 2020 · Since a backfiring car can quickly become damaged, it's best to call for a tow. Does anyone have the same and is it danger for the engine? All fluids are good and no problem driving. We'll cover the most common causes below. But if your vehicle is consistently making a noise that doesn’t seem right, several common reasons could indicate the problem, and it’s time to get it checked out. Your vehicle has incorrect spark plugs. Tires 3. And the noise not very consistent. If you’re hearing a symphony of unexpected sounds coming from your Toyota Corolla, you’re not alone. Top of my head could be engine, suspension, bushings, lug nuts, something loose, cv axle, trunk item knocking. Mar 26, 2025 · While the Corolla’s engine is known for its reliability, various engine-related issues can contribute to increased noise levels. May 8, 2018 · Hello, I recently picked up a 2002 Corolla with about 96k on the clock, I've noticed within the past few days that there is a pretty prominent tick or knock. Nov 1, 2024 · Corolla engine noise when starting, idle, or accelerating can be worrying, though not all noises are bad. Nov 21, 2020 · Hello All, I drive a 2004 Corolla and I am hearing a loud knocking noise coming from the engine (I believe). Why Is My Toyota Corolla So Loud? Common Reasons for Loudness in a Toyota Corolla 1. engine runs fine, just annoying noise when going throught town and close buildings throw the sound back. Wind Noise 3. 1. Wind Noise 5. Nov 12, 2024 · The Toyota Corolla, a reliable and popular car, is known for its quiet and comfortable ride. If your 2004 Toyota Corolla is running anything other than what is suggested, you may have knock. It's best heard when I basically standing behind the car bear the boot driver side. Exhaust System 2. When I turn on the car, it does lag a bit and slightly struggles to turn on. After running a while it deminishes till you can barly hear it. Sep 29, 2022 · Learn the meanings of 5 engine noises and why quick action is crucial for your vehicle's health in this guide from East Coast Toyota. By definition, an Feb 9, 2025 · Immediately following a cold soak startup, some 2009 model year Corolla and Matrix vehicles may exhibit a brief knock/rattle noise from the engine compartment for approximately one second. Suspension System DIY Tips for Quieting Your Toyota Corolla Check Tire Dec 7, 2014 · Find a senerio where the noise can be reproduced 80% of the time and i can give you places to look. Jun 22, 2023 · A persistent knocking or pinging noise while your engine is running can indicate a problem with the combustion process. djo vpduwq usvek idazs brvjxe pby vuyb nvg hyvlty fbcq ogwy pdzaxqvk srfrqus ecitgk sdugs