How to check engine vacuum hoses<br>Check each hose for bulges and swelling. If a hose feels soft or spongy when you touch it, this can indicate damage caused by your car's oil. [substeps] A swollen hose that is cracked and hard is often caused by heat damage.
engine vacuum hoses are a critical component of any car
( z1 component :ARG1-of ( z2 critical ) :poss ( z3 car :mod ( z4 any ) ) :domain ( z5 hose :mod ( z6 vacuum ) :part-of ( z7 engine ) ) )