What would cause the speedometer of a car to jerk around?

Cars & Vehicles
Ford Explorer XLS
Car Shaking Problems
American Cars

Needs lubrication, use only speedo lube from parts house, not motor oil, it is special oil, ask for it.

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What might cause a speedometer to jump around?

If it's a cable speedometer, it's probably a worn cable. If it's electronic, it's probably internal damage or wear.

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What would cause your car to make a weird jerking motion while you press the brakes?

What you're describing COULD be what is called "disk brake chatter". The problem is caused by heat, which eventually will warp the rotors. If the rotor is warped the disk brake pads grab with different force as the warped rotor changes angle toward the brake pads. If the problem IS disk brake cha...

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What would cause the speedometer and temp gage to jump around and then go to zero while the car is running fine?

Sometimes it depends on the vehicle too. For instance, some GM trucks/Suburbans had problems with faulty ignition switches causing the dash guages/ speedo/Tach to go out, this also caused the transmissions to go into limp mode because the 12vdc power source is lost to the trans.If your gauges are...

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What would cause car to wobble around corners?

Loose lug nuts on the tires. Better check them immediately and tighten them if they are loose. Otherwise, you could lose a tire while driving and have a terrible accident.

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What would cause the car to jerk when changing gears in a 1999 Chevy cavalier Z24 4-cylinder auto?

usually bad engine mountsThis happened to me once,but I'm not sure if this is your fix. I left the IAT Sensor(intake ait temperature sensor) unpluged by accident.It gave me whiplash everytime it shifted gears. I pluged it back in and it smothed out. It is in between the air filter box and throtal...

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What would cause a 2004 Ford Taurus to hesitate and jerk during acceleration?

You must run the OBD codes to find out for sure, but sounds like a faulty ignition module or a plugged fuel filter

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When theirs a small evop leak would it cause your car to jerk?

a small evap leak would not cause your car to jerk.

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What would cause a 1995 ford explorer transmission to JERKINGLY SHIFT AT TIMES?

This could be caused by a shift solinoid. The transmissions these days are controlled by the computer. Not knowing exactly what the car is doing or exactly what tranny it has leaves me to guess. The other option is that the tranny is going out slowly. This could be caused by a shift solinoid. The...

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What causes a car to jerk while driving?

What causes a car to jerk while driving can be based on many factors. A car can sputter due to engine compression issues, bad transmission, engine misfire, bad spark plugs or even low fuel.

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What causes a car to jerk and then shuts down?

If it starts ok but just lurches before cutting out then it sounds like it is still in gear. If it's a manual, then start it with the cluch pedal in. It might otherwise be a problem with the clutch or gearbox.

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What would caused the speedometer to go crazy and jump all over the place?

If it is a cable driven system, usually a jerky needle is caused by a dry cable, either replace or lube the cable as it is getting stuck and stopping for a second then getting unstuck and jumping back to current speed. If it is an electronic speedo then it could be a loose connection under the ca...

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What causes a speedometer to read error?

either over or undersized tires or other than stock gears ? or a svv valve or instrument panel goin out...

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What causes a car to jerk when slowing down?

When the engine RPM drops below the normal range of about ~800 RPM (for most cars), this often times will cause the engine to stall indicating a dirty or faulty idle air control valve.I would recommend having an expert from YourMechanic come to your location to diagnose and repair your idle air c...

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What would cause a speedometer to vary in readings while driving at one speed?

well one of the problems might be the speed-do cable either being old or needs to be tighten.

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What causes a speedometer to malfunction?

There are several common causes for a speedometer to stop working.Typically, these malfunctions are caused by, a broken gear in the speedometer system, a speed sensor issue or a faulty engine control unit (ECU).A malfunctioning speedometer may also be due to damaged wiring.

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What would cause your 2002 Honda civic to jerk while driving?

A bad tire can cause your 2002 Honda Civic to jerk while driving. A bad ball joint can also cause this issue.

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Can a bad catalytic converter cause a car to jerk?

Accelerate the vehicle.The easiest way to spot catalytic converter problems is by paying close attention when the car accelerates.This is usually followed by a strong jolt as the vehicle jerks forward.A bad catalytic converter may cause the vehicle's engine to stall.

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What would cause a 2000 grand am to lose engine power after around 15 minutes of driving?

The problem started happening 3 days ago. The car runs fine in town (I live in a fairly small town,) but when it's been running for around 10-15 minutes, it cuts power to the engine. After cooling down for about 10 minutes, it starts back up and runs for about the same amount of time. A friend of...

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Will bad spark plugs cause a car to jerk?

Spark plugs that are worn out will cause the engine to misfire.This means that your spark plugs are not igniting the fuel in each piston cylinder in a timely manner, causing your car to jerk around while accelerating.

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What would cause a car to lose power and jerk when slowing down after driving a couple of hours followed by stalling?

Even though this problem can be caused by many things, here are a few possibilities; 1. Bad ignition control module 2. bad crankshaft position sensor 3. fuel pump is going bad and/or clogged fuel filter 4. faulty electronic control module(ecm/computer)-more than likely not this but still a possib...

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Why would a car start jerking?

The cause of your car jerking while accelerating is often a fuel supply issue.When the correct amount of fuel is not being delivered to the engine, it's often best to start at the beginning.A failing fuel pump would struggle to keep up with fuel demands and cause your car to jerk or surge forward...

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What causes a tire to leak around the rim?

A leak in the bead seal occurs when water infiltrates the wheel and sits where the tyre and the rim meet.This area is called the bead seal area, and the metal slowly corrodes as the air leak is created.Bead seal leaks are most prominent in alloy or aluminium rims.

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What would cause knocking sound to begin around 80 mph and disappear when stop car for a couple mins?

Bad, worn out, out of round, broken: lifters, piston rod, cam(s), exhaust manifold gasket. sounds like it makes that noise when the engine is hot and its revolutions (rpm) is at a high peak. my advice get it diagnosed before your engine blows up.

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What causes the speedometer and odometer to stop working?

A speed sensor that has failed may stop the speedometer from working.You may also notice that your vehicle is not running smoothly and you are not able to use the vehicle's cruise control.When speed sensors fail, they will typically cause the Check Engine light to come on, indicating that there i...

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What causes a truck to jerk while driving?

Fuel lines are responsible for the flow of gas throughout the engine system.If it is faulty or if there's a leak somewhere, a pressure is lost, thus causing the car to jerk.A disruption in the flow of fuel from the tank to the engine will cause the car to hesitate during acceleration, which will ...

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What would cause a slight jerking motion from front of car and white smoke to come from exhaust pipe when accelerating?

White smoke from the exhaust is a sign of coolant in the combustion chamber, and can be a blown head gasket or cracked head. This is very serious and will cause severe engine damage. Have this looked at by a professional. A slight jerking motion in the front while accelerating is possibly torque ...

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What can cause a speedometer to stop working?

There are several common causes for a speedometer to stop working.Typically, these malfunctions are caused by, a broken gear in the speedometer system, a speed sensor issue or a faulty engine control unit (ECU).A malfunctioning speedometer may also be due to damaged wiring.

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What causes the speedometer to fluctuate radically while driving?

A bad/dirty vehicle speed sensor (vss) or bad wiring will cause this.the sensor is usually a magnetic pickup and any metallic dust stuck to it will affect the signalclean the sensor or get a new one

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What causes a car to idle rough and jerk while driving at a constant speed of about 40mph?

Depending on the make of the vehicle, it could be any number of things. It could be a plugged fuel filter, air filter, vacuum leak, ignition problems, etc.

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What tool would you use to locate an air leak around the windshield of the vehicle?

Air air blower and a spray bottle with soap and water in it

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What would cause the front end of a car to drop?

Many faults will cause the front end to drop like this, the most common would be a failed ball joint, control arm, strut assembly, or a faulty knuckle.

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What can cause your car to jerk other than the transmission slipping?

either it's abs (anti braking syatem) or gas sloshing around in the tankTime for a tune up.

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What causes a car to jerk once it reaches about 50-60 mph?

Jerk...where do you feel it...in the steering wheel? does it seem like it's going faster then slower, or up and down.... in order, it could be ALIGNMENT/SHOCKS/MOUNTS,or TRANSMISSION SLIPPING, or ENGINE SURGING/Tune related.... a good book will help with symptom identification.. everyone should h...

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What would make a speedometer stop working?

There are several common causes for a speedometer to stop working.Typically, these malfunctions are caused by, a broken gear in the speedometer system, a speed sensor issue or a faulty engine control unit (ECU).A malfunctioning speedometer may also be due to damaged wiring.

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What would cause the cost of gasoline to go up?

The price of oil going up in the middle east. We get oil from the middle east and oil is in gas so if oil is high the gas will be high but most the time we should not have to pay so much but the oil companies are just being greedy.-C.I. (Peace Y'all!!)

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What causes a car to jerk before putting it in reverse?

A loose nut behind the wheelcheck transmission fluid level if automatic

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Why would a car thermostat jump around?

Must be sticking, replace the thermostat.

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What cause rpm to stick and car to jerk and die?

Type your answer here... Your Mass Air FLow sensor might need to be replaced, its going bad.

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What causes there rear end of your truck to bounce around when you turn a corner?

More then likely you shocks are bad

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What causes my vehicle to jerk while shifting gears?

your transmission wears after time, try getting a fluid change, use fluid made for older cars this should help slow down wear and make the jerk much less noticeable

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What causes steering wheel to jerk when turning?

Occasionally you'll notice that your steering wheel will make jerking movements or sudden turns to the left or right when not directed by you.This is typically the sign of loose bearings in the steering rack and the result of the steering rack literally moving without input.

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What would cause a vehicle to pull to the right?

One of the Most Common Causes of Pulling is Wheel Alignment The most common reason a car pulls to one side is that the wheel alignment is off.Wheel alignment is exactly what it sounds like: your wheels and axles make a rectangle, parallel to each other and at a right angle to the road.

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How many cars would it take to go all the way around a 500km asteroid?

The only car that would be able to is an electric car as an asteroid doesn't have oxygen to power an combustion engine. You would need at least 4 teslas (which have the highest range available)to drive around a 500km asteroid. You would need up to 12 of other electric cars available on the market...

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What is the use of the speedometer in a car?

So that one knows the speed they're traveling at.

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What would cause a car to lose power on inclines?

Not enough horse power or in the wrong gear.

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What would cause a car's electrical system to go crazy?

Sounds like the alternater is a reasonable suspect to me. Second guess would be the Ghost of Chrysler Past!to move a battery voltage wildly take a lot of current which the car Even if running cannot supply. Basically the battery is not very well connected to the source or a depleted battery

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What would cause a car to ruin multiple starters?

It depends on what you mean, "ruined" is it electrically ruining, or mechanically ruined (like broken pinoin teeth/ gear)? Normally, in electrical failures, its due to excessive Amperage draw (too much current being drawn in and burning up the inside windings or brushes), caused BY a mechanical r...

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What would cause a car to not turn off?

If the ignition timing is off by a few degrees, it can cause the temperature inside the engine to rise enough to lead to the conditions that cause dieseling.Check the workshop manual for the timing procedure.It can vary widely from car to car.Some cars set the timing at idle, others set it at a h...

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What would cause a car to sputter while accelerating?

It is then mixed with air and ignited.Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power.Bad or Dirty Spark Plugs: Spark plugs are responsible for igniting the fuel in the combustion chamber.

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What would cause a car to rev up and down?

The idle is controlled by the idle air control valve and if it cannot keep the engine idling it will keep trying to rev the engine up to compensate.A vacuum leak, sensor that has failed, or an EGR system malfunction could potentially be the cause of the erratic engine you're experiencing.

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What does speedometer of a car indicates?

the average distance you will travel in an hour

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What would cause a car to burn a lot of coolant?

Cars do not burn coolant per say as cars burn gas. What makes your car use or go through a lot of coolant is if you have a leak someplace in the hoses, radiator system, radiator cap, freeze out plug, or too much straight water will make it run hotter.Is this car heating up? Are you adding straigh...

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What would cause a car to cut off within a few seconds of starting?

check the fuel pick up screen located in the gas tank, it gets clogged after a few seconds of running and fuel is cut off.

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What does the speedometer of a car read?

The speedometer of a car shows its instantaneous speed (as we understand it) and not the average speed.Technically, instantaneous speed is also average speed, but calculated over a very, very small time period.Speed is nothing but a ratio of distance traveled and time taken.

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What would cause car to stop running?

well first of all did it just not start up one day, or did it die on you while in motion? second, check to make sure you get fuel , spark , power to the stater and realy, and compression. not having one of those could be your problem

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What would cause the car not to start?

Is this Supposed to be Helpful, You should kept your remark to yourself.Ignore these useless answers, I might have some suggestions, Check the battery voltage, and if the terminals tight/clean, make sure the car has gas, Check to see if you have spark. Past this point, things get complicated.

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What would cause car not to start?

No fuelNo sparkNo compressionFloodedDead batteryBad starterLoose/dirty battery connectionsBroken timing beltWater in fuel

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What would cause a car to suddenly stop running?

Malfunctioning ignition switch.When the ignition switch is worn down, there can be a loss of power to the engine because of vibration like hitting a rough patch of road.This loss of power causes the engine of the car to die while driving.

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What would cause a transmission to whine?

Common reasons for this to happen: Low Transmission Fluid: For both manual and automatic transmissions, the primary cause for whining when in gear is low transmission fluid.If the fluid is low, it's advised to check for transmission fluid leaks.

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What would cause a humming noise to come from the rear of a 1987 celebrity?

Rear brake drums or poor rear alignment. Those would be my first two guesses. Poor alignment can be checked just by looking at your tire wear. Ideally you want the tread to wear evenly across the tire. Get out a penny or other coin and do some simple thread depth checks.

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What would cause your car to smoke from the tire?

There could be several reasons such as, you forgot to release the e-brake and drove the vehicle with the e-brake on, or a grease seal went bad and grease is getting onto the hot brake drum or brake rotor, or brake fluid from a leaky wheel cylinder or caliper is getting onto the hot brake drum or ...

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What would cause the lights in my car to flicker?

That's why problems with the alternator could be signaled by dimming or flickering car lights or headlights.Ground Wires: When these become loose or disconnected power won't be supplied like it should, which could manifest through flickering lights.

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What would cause a crashed car to explode?

If there is a fuel/oxygen ratio suitable for combustion, if the fuel is suitable for combustion at atmospheric pressure, and if there is some sort of ignition, like a spark or unrelated fire. Mainly car explosions are triggered by other reason. If the fuel tank heats up (possibly by a small fire)...

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What would cause a car to sputter when it accelerates?

bad fuel bad spark plugs incorrect timing

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What would cause a car to idle heavily?

The egr has nothing to do with idling high, the egr valve is not used at all at no load. and if there was something wrong with the egr valve it would cause the idle to be very low. check your EGR valve for leaks on your exhaust manifol. If you have a factory service manual, they have trouble shoo...

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What would cause a car to cut off when hot?

It could be a lot of things. My 2003 Geo Tracker does this, it will run fine on the road, but as it gets hot in town or idling in line somewhere, it will shut off and will crank but not start for about 10 minutes, then it will start and run fine until it gets hot again. My mechanics tried all the...

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What would cause a car not to shift gears?

Every time a gear change is required, the car's computer activates a transmission solenoid, which directs transmission fluid into the valve body to engage the correct gear.When this is faulty or not working properly, this can cause a delay in gear shifting or in some cases cause the car to not sh...

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What would cause a car to repeatly stall?

This is quite a vague question as there are literally hundreds of causes for a stall condition. It also varies quite a bit on type, year and make of vehicle. Possible causes are: Clogged Catalytic Converter, Poor gas, Lack of fuel pressure, Bad crank position sensor, Bad ignition coil, Massive va...

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What would cause a car not to fire?

If you are asking about the spark plug not igniting the fuel it could be any number of faults. If the engine turns rapidly with the starter then this narrows it down to the ignition circuit. One I experienced recently with electronic ignition with an alarm installed, was the battery on the alarm ...

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What would cause a car to be sluggish?

spark plugs need changing- ignition wires could be changed- put octane boost into your gas, or fuel injection cleaner.

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What would cause a car to run hot?

Lack of coolant.Blocked radiator.Air lock in cooling system.Water pump failiure.Drive belt failiure.Faulty thermostat.Weak fuel mixture.Over advanced ignition timing.Faulty pressure cap onm coolant tank.cooling fans not working properly

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What would cause a car wheels to stop moving?

Pushing on the brake pedal

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What would cause a car to idle low?

You may have a misfire, a vacuum leak, or a clogged/faulty idle air control valve.If the IAC valve (and its passages around the throttle plate) are clogged up, the engine thinks it's getting more air than it really is at idle with the throttle plate closed (foot off the gas), resulting in a 'rich...

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What would cause a car to not have heat?

Ken Mattson, owner of Len's Automotive in Bellevue, Wash., says a car heater can stop working for a number of reasons, including: A low antifreeze/water level in the radiator due to a leak in the cooling system.A bad thermostat that isn't allowing the engine to properly warm up.

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What would cause a car to not shift out of park?

If the brake lights are not working - you've found the problem.Either the brake light fuse is blown or the brake light switch is faulty.These are the most common reasons for a shifter being stuck in Park.

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What would cause a noise from the rear of vehicle?

It could be objects shaking in the trunk or something loose on the rear license plate or a problem with the catalytic converter or exhaust pipes.

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What would cause your automatic car to sputter and jerk bad when accelerating in first gear but be okay once it gets to second?

Try a basic tune up. New spark plugs, wires, cap and rotor. When the vehicle is in first gear and you are accelerating, that is when the most load is on the engine. It sounds as though under a load, you are losing your spark because it is arcing out where it should not be.

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Can new tires cause wrong reading on the car speedometer?

Yes, tires that are larger or smaller in diameter than original factory size will cause a car's speedometer to be wrong.

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What would cause a car to jump when taking off?

Sometimes, the car thinks the runway is too short and jumps so it won't crash at the end.Also, consider checking engine mounts, transmission mounts, cradle mounts (if FWD) and CV joints and U-joints. Engine mounts and cradle mounts would be the most common causes that I've seen.If the car is FWD,...

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What would cause a car to shut off while driving?

When the ignition switch is worn down, there can be a loss of power to the engine because of vibration like hitting a rough patch of road.This loss of power causes the engine of the car to die while driving.Something is wrong with the fuel pump.

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What would cause a car to hesitate on acceleration?

A vehicle that hesitates while accelerating or while driving up a hill may have a weak fuel pump.Fuel injectors may become dirty over time and not be able to provide as much fuel to the cylinder as is needed.Dirty fuel injectors may cause the engine to run lean which will in turn, cause hesitatio...

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What would cause a car to not go in reverse?

Hi There, This may be a sign of low transmission fluid or a faulty transmission control solenoid.As you know, automatic transmissions use pressurized hydraulic fluid to change gears.When this is faulty or not working properly, this can cause a delay in gear shifting or in some cases cause the car...

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What would cause a car to die while idling?

Worn or fouled spark plugs – ignition misfire can make your engine stall at idle.Leak or obstruction in the intake or fuel system that affects your engine's ability to take in air or fuel.A defective idle speed control system may prevent your engine from getting enough air to idle properly.

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What would cause a car engine to stop while driving?

The car can lose engine power for many reasons, from running out of gas to having a faulty fuel pump, alternator, or other failure.If you're driving and the ignition key moves or is moved to the accessory position accidentally, try putting the gear lever into neutral and restarting the engine.

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What would cause the engine to rattle?

Backfire loud bang– This can be caused by an uneven air-fuel mixture or incorrect engine timing (slipped timing belt).Chirping or squealing while accelerating– Loose, slipping belts are typically the cause of such a sound.Clicking or tapping in your engine– The most common reason for this sound i...

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How would you find the center of the end of a round bar?

Draw an x on it using the bar's max diameter as start points.

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What would cause water to be in the air ducts of your car?

you have a leak in your heater core which is attached to your radiator and heats the air inside your car interior

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What would cause the heat in a car to turn cold when the car is idling?

Could be low on coolant, a stuck open thermostat or a partially blocked heater core.

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What would cause a tire to wear on the outside?

What follows is a brief list of the most common causes of wear on the outside of a vehicle's front tires. Tire Underinflation. Underinflated front vehicle tires can cause excessive or abnormal wear on the outside perimeter of the tires. Unbalanced Tires. Incorrect Wheel Alignment. Worn Sho...

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What would cause a cylinder to misfire?

Causes include worn, fouled or damaged spark plugs, bad plug wires or even a cracked distributor cap.A weak coil or excessive rotor gas inside a distributor would affect all cylinders, not just a single cylinder.

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What would cause a alternator to overcharge?

Battery.Alternators that overcharge will typically produce excess voltage to the battery, making the battery case swell up, become very hot and lose its electrolyte through boiling.This surge disrupts the wiring in the alternator, causing an overcharging condition.

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What causes a speedometer to stop working in a VW 2002 bug?

Anything that brings the car to a complete stop? Such as the brakes or a Tree?

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What would cause No oil getting to top of engine?

the oil pump in the oil pan is bad, or worn bad enough that it no longer can push enough oil

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What would cause the back spring of a van to come out?

If the spring was loose.

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What would cause a car to slow down at a very fast rate when foot lets off of the gas?

A siezed brakepad or shoe or the emergency brake is on.

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What would cause the accelerator of a 1995 GMC sierra pickup to stick?

Could be a bad throttle body

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What causes a 1995 Ford Windstar to jerk into gear when it accelerates after stopping?

Transmission fluid is low, dirty filter, leaking seals, sticking accumulator, etc.

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What would cause a rattling sound on the front driver's side of the car?

I would have your exaust pipe looked at, it might be loose, or might even be missing a bracket.

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Why does a car speedometer have to be programmed with the circumference of the car's wheels?

The car wheel size has to be calibrated with the speedometer because the circumference of the wheel touches the ground: ergo a huge wheel like those found on heavy machinery can spin slower because with each revolution it covers... say 5-10 feet.

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What would cause white smoke to come out of tailpipe?

Causes of White Exhaust Smoke.One of the main causes of white exhaust smoke and coolant loss is a cracked or warped cylinder head, a cracked engine block, or head gasket failure caused by overheating.A cracked head may allow coolant to leak into one or more cylinders or into the combustion chambe...

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