chain
cambelt
Petrol have cambelt, diesel have chain.
if its the timing chain u mean then never.but if rattling then have it changed it cud set of misfiring codes etc.but if its the serpertine belt u mean then just check for noise wear or tear or replace .
it has sparkles on the belt
Chain since early'90's.
48k is recommended
Should be a timing chain, not a belt on a C220 Diesel
is there a cam belt or timing chain on a nissan xtrail 2ltr petrol
No, it has a chain and never needs changing.
Chain.
Chain.
chain