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Accelerator

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Symptoms of a Bad or Failing Accelerator Pump
If you experience rough acceleration and engine sputtering or stalling in your car, you may have to replace the accelerator pump.
Symptoms of a Bad or Failing Cruise Control Cable
If your accelerator pedal gets stuck or cruise control stops functioning, you may need to replace the cruise control cable.
How Long Does an Accelerator Cable Last?
The accelerator cable in your car is what allows you, as the driver, to control the speed of your vehicle by pressing down or releasing the pressure on the accelerator pedal. The...
How Car Acceleration Works
Going from 0 to 60 mainly involves the throttle, engine, differential, and tires of a car. How fast it takes depends on the features of these parts.
How to Buy a Good Quality Accelerator Pump
Nestled down in the carburetor’s fuel bowl is a little pump that provides extra sprays of needed fuel in situations like starting the car or passing on the highway. Fuel-injected vehicles do not need...
How to Buy a Good Quality Accelerator Pad
As you step on the accelerator pedal in your vehicle, you probably aren’t even thinking about the accelerator pad. It seems we don’t usually notice this part until it’s badly worn, ripped,...

Related questions

Question
A dealer changed the battery and cleaned the ETC last week, but my vehicle is still acting up. The indicator light comes off and on, but nothing is steady.
Hi there. Check the spark plugs on the engine. Spark plugs that are burned will work but when demanded to create excessive heat, the spark plug may not be sufficient enough to keep the engine running. This would be similar...
Question
My Ritz zxi starts at third key press and does not go over 75 speed
Hi there. Check the fuel filter and also check the fuel pressure regulator. the fuel filter could be plugging up causing a restriction for highway speeds. Also the regulator could be dropping at a steady high rpm on the highway....
Question
My car doesn't accelerate as it should for the first 2 shifts or until 100 km/h.
Hi there. Check the fuel system to the vehicle and see if the injectors need cleaned. Also, check the engine for any vacuum leaks. A vacuum leak will cause the engine to hesitate and not fire all the cylinders properly....
Question
Vehicle does not move when pressing the accelerator
Hello. If your accelerator pedal is no longer working to accelerate your vehicle then it may be possible that your vehicle's throttle cable has snapped. The accelerator pedal is connected to the throttlebody via a steel cable that can sometimes...
Question
Independently decelerating until car stalls when driving greater than 40 mph. Plus there is high RPM's with acceleration and won't always start in the mornings.
Hi there. Check to see if the fuel pressure on the fuel rail and see if the fuel pressure is around 45 to 65 psi. Run the engine up to a higher rpm and see if the fuel pressure drops....
Question
Car will start and run smoothly but will die when you try to accelerate.
Hi there. There may be a misfire on a cylinder that is causing the engine to hesitate on acceleration. Check all of the spark plugs and wires and see if they have burn marks. If there is burn marks on...
Question
when i press on the brake pedal the car accelerates why does this happen?
This has come up several times over the years with other cars. It was said to have happened with Audi in the 1980's and Toyota in the 2000's. In each case, when investigated, it has usually come down to poor...
Question
When I have my foot on the gas the truck shakes.
Hi there. Check the air filter and make sure that its not plugged up. A plugged air filter will cause the engine to not breathe correctly and make the engine shake on acceleration. Also check the mass air flow sensor...
Question
My car hesitates and I have to press on gas hard for it to kind of smooth on out.
Typically, what you are describing is due to an engine management fault(s) and such faults occur in ignition system components, the fuel system, and/or the air induction system. A possible first approach is to just simply make sure that the...
Question
Why is my 2010 kia forte sound like it is grinding when I'm driving but when I push the gas harder it stops?
Hi there. If your vehicle is emitting a noise when driving but when you apply more acceleration the noise goes away, then there could be an issue with the engine's lubrication system. Check the engine oil level and make sure...
Question
Accelerator is not responding
This may be a sign of a failing throttle position sensor. The throttle position sensor (TPS) is a sensor used to monitor the throttle position of the throttle plate inside the throttle body in relation to your foot position on...
Question
Accelerator Pedal Position Sensor p0222 Diagnosis
Hello. If the switch has already been replaced then the next thing I would check is APP sensor's harness and wiring. If there is any issue with the harness or wiring then it may be possible that it is throwing...
Question
My truck is slow on take off
Slow acceleration has a variety of causes. Fuel injectors can become clogged over time as the tiny passages become clogged. When an injector is clogged it can degrade the performance of the vehicle and the car may accelerate slowly or...
Question
No warning lights, no smoke even when under load, turbo working, intercooler ok, injectors cleaned, no power, all filters clean.
Some possibilities are low engine compression, defective throttle position sensor, a timing advance malfunction, fuel pressure problem, vacuum leak, malfunctioning oxygen sensors and so forth. Of course, it's possible that you could have a combination of faults. Please note that...
Question
Mercedes Benz 190e car does not move when I step on the gas pedal a wire popped it's goes down all the way to the floor
You probably broke a throttle cable. It's just a short cable that goes from the accelerator to a complicated looking linkage on the intake manifold. This isn't a common failure so you may want to look hard at the linkage...
Question
I have a 2000 budget
If there is an exhaust system restriction that can be determined during an exhaust system inspection. It is possible for a restriction to account for your difficulty but it is also possible that the problem you are having just mimics...
Question
Hi, I have an 06 mazda 3 and it will start and idle just fine but when I press the accelerator down, it won't even rev up.
Hi there. There could be a fuel volume issue (meaning the amount of fuel is not adequate) or the MAF (mass air flow) sensor is dirty or not working. Check the fuel pressure and make sure that there is at...
Question
Total car system failure with the brakes not working properly, the accelerator not working, and the speedometer acting up all at the same time. Why?
The brake system is mechanical so you would want to check the brake fluid and make sure that it is full in the master cylinder reservoir. If the fluid is full, then either the fluid is full of moisture and...
Question
Vibration noise when letting off the accelerator
Hello, thank you for writing in. There may be a few different things going on. First and foremost we need to make sure the throttle is not sticking and that the brakes are complete released. If the issue is more...
Question
My gas pedal is stuck to the floor and it takes a little while for car to speed up as it once did.
The gas pedal is broken in your car. I recommend replacing the gas pedal and the throttle pedal position sensor on the gas pedal if the new pedal does not come with a new sensor. The gas pedal has a...

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