2.
Check leakage of vacuum.
According to intake/exhaust system inspection engine hesitation is caused by leakage of vacuum. The purpose of the inspection is to check leakage of vacuum.
Engine "ON" and warm up the engine until cooling fan is operated.
Check leakage of vacuum.
Is there any leakage from vacuum hose?
YES
Repair leakage at vacuum hose or replace it.
NO
Vacuum hose is OK.
