@meca_systema: If the tensioner fails, it will no longer hold tension on the timing chain. Depending on the situation, this can lead to a rattling sound, but it could also allow the chain to jump and cause the engine to shift out of time. 🎗 Share, Comment, and save for more people to see. Thanks for your Support! #automobile #engine #autorepair #symptoms #mechanic #failure #mecanica #1az #2az #2azfe #jdm #jdmcars #jdmengine #tensioner #timingchain #vehicles #foryou