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Why are my RPMs stalling?

Why are my RPMs stalling?

If the RPMs drop off right as the engine is stalling then the most common cause of this is a bad crankshaft position sensor. This sensor tells the engine computer what the engine RPM speed is and what the position of the cylinders are. If it fails, the computer does not know the position of the engine so it will stall.

Why do engines stall at low RPM?

You engage the clutch too quickly; the engine tries to move the vehicle, forcing the rpms to drop down too low which causes the car to stall.

What kind of engine revs up and then stalls?

Engine revs up and down and then stalls! I have a ’94 NSX with 100K miles and recently started experiencing this strage problem. When I start my engine, the tach shows the engine rev-ing sporactically up and down (approximately between 800-1200 RPMs, which seems like a large range).

When does a car stall at low rpm?

The RPM goes to 0 and the engine shuts off. This only happens when travelling at low speeds (e.g. slowly accelerating from a stop, braking, moving in stop and go traffic) This NEVER happens when I’m travelling above 10 mph (e.g. if I’m coasting at 40 and let my foot off the gas, the RPM can go to 500 RPM but it will never stall in this case).

When do you start the car, the engine revs?

Car engine revs way up immediately upon starting engine. Q: Car engine revs way up immediately upon starting engine. When starting the engine, it sounds like you have your foot pressed to the floor on the gas pedal as soon as you start it, without even having your foot on the gas.

What happens to my car when I go over 2000 rpm?

Once it gets above 2000 RPM (or so, it varies with which gear I’m in) the RPMs drop sharply as the car tries to stall. It idles just fine as far as I can tell, or at least as well as it always has.

Engine revs up and down and then stalls! I have a ’94 NSX with 100K miles and recently started experiencing this strage problem. When I start my engine, the tach shows the engine rev-ing sporactically up and down (approximately between 800-1200 RPMs, which seems like a large range).

The RPM goes to 0 and the engine shuts off. This only happens when travelling at low speeds (e.g. slowly accelerating from a stop, braking, moving in stop and go traffic) This NEVER happens when I’m travelling above 10 mph (e.g. if I’m coasting at 40 and let my foot off the gas, the RPM can go to 500 RPM but it will never stall in this case).

How often does my Chevy Colorado engine stall?

When coming to a stop the rpm drops to 500 and feels like it is going to stall. It then jumps back up to about 750, but idles rough. The engine completely stalled one time as I was braking coming off of a freeway off-ramp into a turn. The check engine light has come on twice, but went out on the next drive. This has been over a two week period.

Once it gets above 2000 RPM (or so, it varies with which gear I’m in) the RPMs drop sharply as the car tries to stall. It idles just fine as far as I can tell, or at least as well as it always has.

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Ruth Doyle