Checking Procedure Audi A6 C5

1. Insert a screwdriver between chain and chain tensioner and pry carefully against tensioner in direction of arrow. see scheme 112
2. If there is no spring tension or drive chain is slack, chain tensioner is malfunctioning and must be replace. To replace tensioner, timing belt and front engine cover must be removed. See «OIL PUMP»(ref-147486-S38210755722002091600000).

Scheme 97