Can you fix rev hang?
Can you fix rev hang?
Elimination/reduction of the rev hang is possible by modifying software in the ECM. There are various after-market companies offering “tunes”, predominantly for the purpose of improving performance by increasing power.
Why is my car rev hanging?
Since modern cars have electronic throttle bodies, the car’s ECU can delay how much the throttle actually closes, despite your foot being all the way off the throttle. This throttle delay is what causes rev hang.
What is a rev hang?
Rev hang is a delay in engines revs decreasing when you lift off the throttle. It occurs on most modern internal combustion engines, but is more noticeable on manual transmission equipped cars because you are in complete control of shifting.
Can a vacuum leak cause rev hang?
Check for small vaccum leaks b/c they can slow your throttle response. Check your dv’s diaphragm and make sure it isn’t sticking open. If it is a clutch problem, it will most likely get worse over time and the RPM hang will start to become more “dramatic” so to speak.
Is Rev Hang bad for clutch?
Rev matching does not burn out your clutch. Rev matching is actually a technique designed to reduce wear on your clutch during downshifts. In rev matching, you are making the clutch do less work than it usually does. Essentially, the perfect rev match will not cause any wear at all on your clutch.
Is Rev Hang normal?
Rev hang can be a nuisance but also has real-world benefits. Here’s everything you need to know! When you dip the clutch in a car, the revs will drop. This is due to the inertia of the flywheel, and the lack of air going in the intake as the throttle is release.
Can a bad clutch cause rev hang?
If it is a clutch problem, it will most likely get worse over time and the RPM hang will start to become more “dramatic” so to speak. Check your clutch switch as well.
Is rev hang good or bad?
Why do people hate rev hang?
This is due to the inertia of the flywheel, and the lack of air going in the intake as the throttle is release. After the gear change is over and the clutch is released, the engine speed will go back up again, meeting the transmission speed. This obviously isn’t ideal for changing gear.
