Glossary / Engine

tensioner

16 Episode Mentions
Too Afraid to Ask

The tensioner is a small pulley that pulls on the timing belt to keep it tight. If it fails, the belt can slip and damage the engine.

Technical Definition

A tensioner keeps the timing belt taut, preventing slack that could cause mis‑timing or belt slippage.

The Car Curious Weekly

Podcast highlights and car talk, delivered every week.

Help Improve This Entry

Spot an error or have a better explanation? Let us know.

Sign in to suggest an edit