The timing chain will normally last the life of the engine and is replaced when the engine is rebuilt.
Timing chains are designed to last the life of the engine unlike timing belts.
2.4 Previa has a timing Chain.
chain
No , the 2.4 liter 4 cylinder engine in a 1995 Toyota Previa has a timing CHAIN
chain chain
right in front of the crankshaft pulley beside the oil filter....is the timing chain cover(two timing chain...#1 on the crankshaft sprocket, #2 on the cam sprocket. Need to lower the engine to access the timing chain. Timing chain, not necessary to be replace, unless they broke loose.Other than that it remain with the life of the van.
Your Toyota Previa has a chain and not a belt the should last the life of the engine and does not normally need replacing.
Timing chains are designed to last the life of the engine. So, replace the timing chain when the engine needs rebuilding.
unless there is noise coming from the timing chain, you should never need to replace it.
The timing chain should last the life of the engine. It does not have a service interval.
You never need to replace the timing chain if the engin use timing chain(not timing belt).
no
You should never have to replace it. The timing chain is designed to last the life of the engine. It is normally replaced when the engine is overhaul.