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jerking

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Question
My car jerks when I drive - what is wrong with my car?
Hi there: It really depends on the type of jerking that's occurring with your Chevrolet. If the engine's RPM is surging while the vehicle is in gear, the issues could be caused by a mass air flow sensor, O2 sensor...
Question
My car is jerking. When I plug in the idling sensor, especially after driving a few kilimeters and when I unplug it, the car travels well
Hi - it is quite possible your engine is running in "open loop" when the idle sensor is disconnected, simply because the engine computer realizes that a crucial sensor is missing. By design, open loop running will be a richer...
Question
Car jerks and slows down
Hey there. This may be a sign of a dirty or failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to...
Question
What causes my car to jerk while accelerating?
Hi there: There are multiple reasons why your Mini Cooper is running rough and jerking. If your car jerks while the vehicle is in gear, the issues could be caused by a mass air flow sensor, O2 sensor or the...
Question
My car loses power while I am trying to accelerate. It will not reach the next gear.
Hello. With the amount of information, there are a limited number of suggestions. These include loss of ignition with higher spark loads (weak coils or ignition module), inadequate fuel supply -quantity and pressure (weak fuel pump, clogged fuel filter or...
Question
Car jerks and no acceleration. Slow pick up
Hey there. This may be related to a dirty or failing mass air flow sensor. The mass air flow sensor monitors air intake as it is mixed with fuel prior to being injected into the motor. When this fails, this...
Question
My car jerks when I accelerate
This may be a sign of a dirty or failing mass air flow sensor. The mass air flow sensor reads the air intake as it is mixed with fuel prior to being injected into the motor. When this fails, this...
Question
My car jerks when decelerating or cruising in slow speed.
Hey there. This may be a sign of a dirty or failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to...
Question
Car howling and jerking at stops
A howling sound is often times a sign of a failing or weakening alternator. As you may know, the alternator is a unit that is responsible for charging the battery while the engine is running. When the alternator begins to...
Question
My vehicle runs or idles rough. I was told that is normal, is it? And what are the signs of the transmission going out?
With a vehicle as new as yours, the likelihood of a transmission issue would be fairly slim unless damage has been done. The clanking and the rough idle may be the cause of the jerking motion. You should turn your...
Question
My car is jerking and hesitating when accelerating
This may be a sign of a dirty or failing mass air flow sensor. The mass air flow sensor reads the air intake as it is mixed with fuel prior to being injected into the motor. When this fails, this...
Question
My car shuts down while driving - 2006 Kia Rio
Hi there. Assuming this is not a misfire you are feeling and the computer has not recognized a misfire, this would lead me to believe a there is an electrical fault. Possibly a faulty ECM (engine control module) relay or...
Question
I believe one of my ignition coils is bad, how can I test to see which one is bad?
The only way to determine exactly which ignition coil is damaged is to have a professional mechanic complete a diagnostic scan and download all error codes. The OBD-II error codes will pinpoint the source of engine issues. Having a mechanic...
Question
Car revs when turning the key
Hello - yes, you probably need a new throttle position sensor. The symptoms you describe are classic throttle position sensor failure symptoms. I would recommend having a Throttle Position Sensor Replacement Service completed by a mobile, professional mechanic, such as...
Question
Cracked Manifold
Hi and thanks for contacting YourMechanic. If there is a crack in the exhaust manifold, there will be a tick noise or a smell of exhaust emission under the car. For the jerking motion, that would have to do with...
Question
Car is stuttering while driving - 2005 Mitsubishi Eclipse
This may be a sign of a dirty or failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to being injected...
Question
My car jerks when putting it into drive and sometimes has to be revved up high before going into gear
The issue you're describing is typically an indicator of an internal transmission component failure or loss of hydraulic pressure inside the transmission. The change of the motor and transmission mounts probably did not hurt the Honda's ability to accelerate correctly....
Question
My car runs poorly when the idle sensor is connected, without it the car runs fine
The throttle position sensor is designed to monitor the position of the throttle butterfly valve in relation to the throttle pedal position. If the engine runs rough when it is plugged in and runs fine when it is unplugged, then...
Question
My car is leaking, jerky, and the battery and engine light came on after making a weird noise.
Green fluid sounds like engine coolant leaking. Overheating would seem to justify it being coolant. The battery and Check Engine Lights coming on may indicate that leaking coolant may have sprayed onto other components like the alternator or possible the...
Question
Car is shaking and the steering wheel violently jerks
Hi there: If the issues started when they rotated the previous rear tires to the front without balancing them, I'd bet that's what is causing the vibration and steering wheel issues. Before you continue driving the vehicle much longer, I'd...

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