{"id":69138,"date":"2022-05-23T00:59:34","date_gmt":"2022-05-23T07:59:34","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=69138"},"modified":"2026-08-07T02:59:47","modified_gmt":"2026-08-07T09:59:47","slug":"symptoms-of-a-bad-timing-belt-tensioner-and-faq","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/symptoms-of-a-bad-timing-belt-tensioner-and-faq\/","title":{"rendered":"Symptoms of a Bad Timing Belt Tensioner and FAQ"},"content":{"rendered":"\nReading Time: <\/span> 5<\/span> minutes<\/span><\/span>\n\n\n

A bad timing belt tensioner usually shows up as a check engine light, engine noise, rough performance, or hard starting. Vehicles have a timing belt<\/a> or a timing chain<\/a> inside their engine that’s partnered with a timing belt tensioner. While timing belt tensioners are generally built to last for a long time, they can still fail. When they do, it can cause an array of engine problems. In this article, you’ll learn about the symptoms of a faulty timing belt tensioner so that you can fix it before it worsens.<\/p>\n\n\n\n

Quick Answers: A Bad Timing Belt Tensioner at a Glance<\/h2>\n\n\n\n

Here’s the short version if you’re trying to confirm a diagnosis fast.<\/p>\n\n\n\n