Toyota prius knocking noise. Also please check out the statistics and reliabi...
Toyota prius knocking noise. Also please check out the statistics and reliability analysis of Toyota Prius based on all problems reported for the Prius. Crankshaft Main Bearing - Repair or Replace If your 2009 TOYOTA PRIUS has developed a knocking or tapping sound coming from the engine, you could have a faulty crankshaft main bearing. Once it goes through that, the car is perfect in every way. Toyota Prius owners have reported 4 problems related to engine knocking noise (under the engine and engine cooling category). I have a 3rd gen Prius two with 190k miles. I have a 2010 Toyota Prius at 161k. In this video I summarize my experience with engine knocking and rattling on the 3rd Gen Toyota Prius. Oct 28, 2025 · Discover the common causes and owner experiences related to why your Prius engine is shaking and knocking, and how to address them. Jun 7, 2015 · I had a toyota prius gen 3 last year where it had an engine knocking sound, where i tried every TSB and changed the spark plugs, spark plug Aug 14, 2019 · This guide is designed to help you assess what is causing the knocking sound in your Toyota Prius. Great car but recently it has this violent knocking noise and vibration when the engine turns on initially. Brake light and abs lights Check engine will come on if the alc is running for a while but it will also go back off It has a knocking sound also but it runs and drives (Sold as it )( price negotiable The car also has a new OEM Toyota EGR cooler and valve however for some reason the check engine light is on with code P0401 (EGR Flow Insufficient) The suspension may need some attention down the line - there is a light knocking noise, but nothing that affects drivability right now. One owner before me, excellent maintenance history, and I changed the egr cooler, cleaned intake, and all that stuff, about 2k miles ago, to prevent head gasket issues. 3rd gen Prius started with an extremely loud knock Hello everyone. . When applicable, we’ve added an audio clip of the typical sound made by a failing part. Can you tell me if this is transmission? Mar 21, 2026 · This guide details the common symptoms of control arm failure, such as clunking noises and steering issues, and provides a comprehensive overview of replacement options for the 2004-2009 Toyota Prius. The most recently reported issues are listed below. Engine knocking is frequently caused by low oil, ignition issues, timing issues, rod bearings, or knock sensors. I talk about when the knocking problem first appeared Jan 30, 2021 · *Knocking/rattling sound after cold startup* Discussion in ' Prius v Main Forum ' started by pierced, Jan 16, 2022. Mar 21, 2026 · This guide covers common failure symptoms, inspection tips for used parts, and a full cost breakdown for replacing the front struts on your second-generation Toyota Prius. Crankshaft Main Bearing - Repair or Replace If your 2002 TOYOTA PRIUS has developed a knocking or tapping sound coming from the engine, you could have a faulty crankshaft main bearing. Overall, this is a solid and reliable daily driver. xzcfmblj9ilmwkao2zpxbjbzhjk7cbzrkozvqijemboeiwmriqbxu5ok1olkr3mwwoipfumhkcqur3smokqusn30p8rg6eahvsanbznppo