This could happen during acceleration driving downhill or gear change.
Floor the gas and car hesitates.
Irregular sparking will cause the car to stall and it may shut off completely when you bring the car to a stop.
You just need to find out what s causing the misfire.
There could be many different factors causing this situation with your car but many times this hesitation is caused by something that we can take care of by our selves a dirty maf sensor.
There are many sets of variables that affect the car s optimal performance.
A throttle position sensor tells the vehicle s computer how far the throttle is open and how hard the accelerator is being pressed.
Instead of get up and go you get hurry up and wait.
The car may not be getting the right mix of air and fuel to burn the spark plug may not ignite at the right time the exhaust gases may not be leaving the system correctly.
At the very least you ll be able to give your mechanic a head start and save yourself the extra money it will cost for a diagnosis.
Faulty fuel pump.
A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine.
So you step on the gas from a dead stop and instead of smoothly getting you down the road your car s engine stumbles and hesitates for a moment.
The causes of car not accelerating when pressing gas can be many.
This is a common scenario when the car is parked outdoors and the weather is cold.
Or worse yet you try to pass someone on a two lane road punch the gas pedal and there s a brief hiccup before you start around them.
The misfire is causing the hesitation.
Insufficient burning inside the engine will make the car hesitates or jerks when driving.
But you can troubleshoot this common problem maybe even fix it yourself.
The fuel pump moves fuel from the gas tank to the engine.
If the fuel pump is malfunctioning the engine will be getting less fuel than necessary which will lead to performance issues and ultimately cause the.
Moisture in the car s distributor cap can cause a car to jerk when accelerating.
Sometimes when we are cruising in our cars and decide to accelerate either slightly or harder we experience an annoying hesitation or stalling.
When one or more cylinders stops firing the power cuts and the vehicle hesitates under acceleration.
Moisture can accumulate inside the distributor cap that can cause the engine to misfire which in turn causes the jerking.
You know how frustrating it can be when your car hesitates when you step on the gas.