Is it bad for your engine to IDL?
Is it bad for your engine to IDL? Idling for long periods could be disastrously more damaging to your engine then the same amount of time spent cruising. What's the difference between high idle and low idle? Step by step automotive repair guide on how to troubleshoot and fix an engine that is idling high (fast) or low (slow). (Note: The engine idle speed is controlled by the computer and is NOT adjustable.) Which is more important high rpm or low rpm? The high rpm range has less torque but more horsepower. An analogy is, horsepower determines the speed which...