When Should You Fix Your Engine Cold Start Rattle | Important Things That Are Often Missed

A Toyota Master Diagnostic Technician Shares information on when you should fix your engine cold start rattle and more important things that are often missed when this repair is done In this video we stop a job at the shop half way to show you what actually happens when rattling VVT-I gears go unfixed for long and what complications arise. Also I share with you a criteria so you'd know when exactly to perform this repair so you're not doing it too early but also not too late where other damage can happen. TCCN Automotive Inc. Toyota and Lexus Specialist Repair Visit www.tccnautomotive.com to schedule your appointment today. Check out the second channel : https://www.youtube.com/channel/UCUPPMkXFBPr-TAAE-CV9Jlg Recommended Tools: Basic Scan Tool https://amzn.to/3Jm6aom Very good DIY Scan Tool https://amzn.to/3zF7dvH Advanced Scan tool https://amzn.to/3q3L3QQ Spill Free Coolant Replacement Funnel https://amzn.to/3uJfKxm Sun roof drain cleaning tool https://amzn.to/3GMDlQ9 Good DIY Torque Wrench 1/2" https://amzn.to/3gE9bnw Wireless Apple CarPlay for Toyota\Lexus https://amzn.to/3uKElSo Very Good Triple Camera Borescope https://amzn.to/3MrgFs0 *as an Amazon associate, I earn from qualifying purchases. Follow the channel on Social Media : http://www.facebook.com/thecarcarenut http://www.instagram.com/thecarcarenut Check out the channel Merch store https://www.youtube.com/channel/UCEKt2bUDBoRUw3wpPpDOUaA/store Support the channel on Patreon: http://www.patreon.com/thecarcarenut Make a one time donation to the channel: http://www.paypal.me/CCNdonate Check out the amazon store: http://www.amazon.com/shop/thecarcarenut *as an Amazon associate, I earn from qualifying purchases. #thecarcarenut #tccnautomotive #toyota #lexus #engine 0:00 Intro 0:18 Example of Cold Start Rattle 0:28 What Happens When They Are Not Fixed 3:52 When Should You Fix It? 11:14 New Parts Important Information 15:21 Why This Problem Happens

Added 5 Jun 2026