Questions tagged [acceleration]

The act of increasing speed over time.

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3
votes
2answers
239 views

Gas pedal is completely loose and car revs high 1997 Honda Civic

so recently I tried to start my 1997 Honda Civic all that happened was that the engine revved extremely high and then I shut it off. The gas pedal has absolutely no resistance.
3
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1answer
610 views

Car Jerks When Not Accelerating

So, I just recently mounted snow tires on my car (or rather, paid someone else to do it), and on my way home I noticed that whenever I take my foot off the gas pedal the car jerks forwards and ...
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0answers
392 views

Poor Acceleration after certain speed

I have Chevrolet Captiva and for last 2 months I am experiencing some strange issue that on the highway, once my car reaches 90 km/h or above, after a few seconds it fails to accelerate. If I restart ...
3
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0answers
816 views

accelerating noise while the car is parked- VW GOLF

I have a 2005 VW Golf, automatic. Today after I parked the car a very loud accelerating sound came out of the engine, it sounded like I had pressed the pedal all the way down but I had not, I cannot ...
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3answers
4k views

Engine Running Rough and Shaky (with video) (2001 Toyota Camry)

The problem My 2001 Toyota Camry CE (4-cylinder gasoline engine) has run rough and shaky the last several weeks and several hundred miles. The car has about 226,000 miles. I bought the car new and ...
2
votes
2answers
113 views

My Toyota fails under full throttle but not when feathered

My car is a Toyota MK4 NA Supra and it has a problem I don't understand. When I push the throttle gently, whether in park or in drive, it gradually builds revs and moves but when I push it hard i.e ...
2
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2answers
2k views

Can trouble codes P2138 & P2279 be related for a 2005 Honda Pilot?

My 2005 Honda Pilot is having an issue where it loses power and the check engine light and several other lights appear at the same time. If I were to stop the car and cut it off and back on it will ...
2
votes
1answer
21k views

What could be causing a grinding noise when car accelerates quickly?

My son is an hour away and we are trying to diagnose this problem on a 2001 Toyota Corolla. When the car is accelerated slowly and gradually everything is fine. However when the gas "pedal is to the ...
2
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1answer
91 views

Two completely different opinions- what to do? frozen front left caliper or nothing?

Horrible experience yesterday has left me completely confused. I stupidly accelerated very fast and hit the brakes very hard in a short amount of time. About a half hour later, driving around, the ...
2
votes
1answer
447 views

Acceleration and engine issues

So I have a manual 02 Chevy Cavalier with 147000 miles 2.2L. I have been noticing that when I fully step on the gas I get zero acceleration. It gets even worse when I'm in either 4th or 5th gear after ...
2
votes
1answer
32 views

RPM Sometimes Jumps

I have noticed an issue today when driving and was hoping someone might have some ideas. Car is a 2008 PEUGEOT 207. I have noticed that sometimes when I floor the accelerator at 4th and 5th gear, the ...
2
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1answer
49 views

2005 Chevy Suburban loud tap on hard acceleration

I have a 2005 Chevrolet Suburban 4WD 5.3 (208k miles) that has several loud taps when I accelerate moderately to hard. It only happens from slow or stop. I haven't been able to get the sound when ...
2
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1answer
122 views

1997 Pontiac Sunfire not accelerating past 40mph

Problem Details: My 1997 Pontiac Sunfire will turn on but I need to leave it cranking for a bit and give it a little gas, it can run, but when I try to accelerate past 40mph, the revolutions drop ...
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1answer
2k views

Occasional hesitation on acceleration 2015 Subaru Forester

2015 Subaru Forester hesitates occasionally on acceleration usually at slow speeds. Some days drives perfectly then messes up the next day.
2
votes
1answer
317 views

Which acceleration threshold for blinking brake light?

I would like to modify the third brake light of my car to add blinking when a strong deceleration is detected. What threshold should I set? given the basic rules of friction, the maximum possible ...
2
votes
1answer
5k views

Ticking noise during acceleration

I have a 98 Tahoe with 150,000 miles. When I accelerate from a dead stop I hear a ticking noise from under the vehicle. It is not present when idling or deccelerating. If I accelerate slowly the ...
2
votes
1answer
888 views

VW Passat 2.8 4motion b5 - Lack of Acceleration

Driving home car is working normally, driving at a constant speed then out of the blue heard a small thud then a rumble, after that the car had a problem where the acceleration was weak. Approaching ...
2
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1answer
2k views

2004 LEXUS GX470

I have a 2004 Lexus GX470. I am having this problem where as I accelerate, my RPM goes up to like 5/6 and my speed is not going up. If I back off the pedal and try again it sometimes will accelerate....
2
votes
2answers
3k views

Engine, sudden reduced power with soft shaking

I have a 2007 Holden with a 2.0 Turbo engine. On one day I decided to go through a light that had just turned orange- so I pressed down, not completely as I new how much power I needed to go through ...
2
votes
1answer
158 views

Car accelerating very quickly

I bought an used car of 2011 make camry, which is in good condition. The car is accelerating too quickly, even for a little gas and it's jumping with out a smooth move. I am afraid to put my foot ...
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0answers
33 views

How can I get rid of acceleration whine?

I have a 2006 Honda Accord Ex 2.4 (4 cyl), which I've maintained pretty well at 150,000 miles. I have no issues with it. The only thing that gets me rattled is a constant whine that's dependent on RPM ...
2
votes
1answer
445 views

Acceleration Issues

I have acceleration issues with my Mahindra Bolero SLX. Acceleration fails/drops all of a sudden while driving. When this occurs I pull off from the pedal and pump a little bit and it becomes okay ...
2
votes
1answer
2k views

2012 Dodge Avenger Accelerator Issues

Symptom: When I try to accelerate, probably 7/10 times, it will "choke" or "buck" for a split second, drop RPMS, then pick up and continue without issue after this. It seems like it only happens ...
2
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0answers
87 views

jumping RPMs around 60-100kms when i push it harder , lower acceleration due to this issue

I've got a 2001 Honda Civic 1.7L 4cyl. engine with an automatic transmission. My issue with it is mainly I find when accelerating faster, like merging on a highway, if I try to push it until it ...
2
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0answers
85 views

99 Camry, suddenly started not accelerating

My 99 Camry V6 suddenly (like 10 minutes after a normal drive) started having issues accelerating. If i am in park i can rev it and is fine up to 5000 rpm, but in drive, it now hesitates to accelerate ...
2
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1answer
2k views

How do I resolve acceleration issues with my Mahindra Bolero?

I have acceleration issues my Mahindra Bolero. This happened after I got the thermostat replaced. I have check with couple of workshops and ended up changing diesel filer and accelerator kit. ...
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0answers
863 views

Toyota Avensis Verso D4-D 2002 after turbo & timing belt replacement drives differently

My Toyota broke down the other day, so there was some major work done on the engine. Not exactly unexpected (the mileage is somewhat high), but the failure was quite spectacular. Turbocharger ate ...
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0answers
545 views

Clicking noise when stopping and accelerating. AC issue?

I drive a 2014 Corolla LE. Whenever I accelerate or brake, I get a tap or a click from within the dashboard near the center vent area. It happens when... I accelerate from a stop. I just tap the ...
2
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0answers
28 views

vehicle will only pull when in 4 low. its a5 speed. at first it just happened to reverse but now it's the forward gears too

My 4x4 5 speed s10 blazer will only go when it's in 4 low. When it first happened it was only reverse but now it's the forward gears too
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0answers
299 views

What actually is brake horsepower (BHP)? [duplicate]

I know that BHP is the measure of power of an engine. I realised that I have no idea how the number (for example 540 BHP) relates to the engine itself. Does 1 HP mean one rotation of the crankshaft ...
2
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0answers
300 views

2005 Chevy Aveo doesn't acclerate over 60 mph [closed]

This problem just begin yesterday. It's doesn't go past 60 mph and I don't know what's wrong. Can someone please answer this please?
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2answers
131 views

2001 honda civic won't go past 112 mph

about two months ago i purchased my first car. it is a 2001 honda civic lx. with that being said, let's get right into it. so, as the title reads, this is my issue. i happen to speed sometimes on the ...
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4answers
12k views

My Honda Shine gets auto accelerated?

Year 2016 Engine 125 cc Honda CB Shine Running 5000km I have Honda shine. When I start my bike it gets auto accelerated and shows RPM is 4. When I ride my bike for long time it gets auto ...
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1answer
74 views

2007 Dodge Charger acceleration

So about a year ago my 2007 Dodge Charger that has (223,000 miles on it) started acting up. I had to get two of the three computers replaced and right after that, few weeks later the headlights ...
1
vote
1answer
54 views

Engine splutters and dies when I rev it at low RPM, but at high RPM it revs fine

My Datsun 240k runs very rough at low RPM, and if I push the accelerator to the floor quickly, the engine splutters and dies. If I slowly rev the engine to about 3200 RPM, and then floor it, it revs ...
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5answers
4k views

Gas pedal floored yet the car can't reach maximum speed

I'm running a manual Opel Corsa 2005 Sedan (engine code: C16SE, 1600cc). The problem I'm encountering is that the car won't reach its maximum speed of 200km/h as similar cars do. Instead, it stops ...
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2answers
85 views

Can tire-road adhesion be measured?

Rolling tires have an adhesion budget which can be expended resisting forces such as acceleration, turning, and braking. Drivers allocate their adhesion as needed, and in the case of drifting, ...
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1answer
1k views

While riding bike , Pressing clutch turn off the motorcycle

My Motorcycle Suzuki sling shot, When riding the motorcycle at the traffic time when pressing the clutch it suddenly turn off the motorcycle But when put ON the choke and riding motorcycle it ...
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1answer
1k views

What can possibly cause acceleration problem in a car?

I've a 2007 Honda civic (automatic transmission). I had to replace the starter in the car couple of days ago. After the replacement, I feel like I have to press the gas more than before to expect ...
1
vote
1answer
47 views

What could make a vehicle accelerate in neutral?

The vehicle is a 2013 Honda Pilot, 5 speed automatic transmission and with about 100,000 miles on it. This occurred at least three times (that I noticed). Here a quick list of conditions: Vehicle ...
1
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1answer
35 views

2010 Dodge Dakota Big-horn: Engine sputters when accelerating from stop

I have a 2010 Dodge Dakota, 4.8L V8, 2WD, 129K miles. The fall temperatures are starting to get a little colder, so I've noticed something that my truck does now that it didn't used to do. When I ...
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vote
1answer
34 views

My van is at 89K miles right now. It is losing its pickup

I have a Dodge Grand Caravan 2012 and it is losing its pickup. I know the dealership changed the air-filter last time I went for an oil change. I have always been regular on the manufacturer ...
1
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1answer
42 views

Subaru Impreza Turbo 2000 Stuttering acceleration and clunk

The car is a manual and right hand drive. Pulling away or moving off at low rpm, there is a small stutter. It is always when a little throttle is applied. But much more noticeable is a massive ...
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2answers
446 views

My scooter died yesterday on my way home from work

I recently bought a 125cc Honda scooter. I was driving home yesterday when it suddenly just cut out. Now it only starts if I keep the throttle open. The moment I let the go of the throttle it dies ...
1
vote
1answer
764 views

Heard a pop and now it doesn't accelerate

This is a 2003 VW Touran 1.9 L TDI. Basically I was starting to accelerate in 2nd gear when something popped in engine compartment and it lost power. Whenever I press on gas pedal in 1st gear, it ...
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2answers
247 views

2003 Chevy Cavalier: Why does acceleration sometimes stop working properly?

Sometimes when I'm driving, when i press gently on the gas pedal [like you should be doing] the acceleration doesn't work at all, and when i press down on it harder it works and revs violently, and ...
1
vote
2answers
605 views

Can flooring accelarator damage car in any way?

I have a hyundai coupe 2006. Recently I started flooring the accelartor(push pedal right down to floor in an instant) to make car go faster. When I accelerate smoothly and slowly I notice the car ...
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1answer
1k views

How Does a Stuck Purge Solenoid Cause Problems

In the WSM for my car, it lists "purge solenoid valve malfunction" as a cause of both a low idle with excessive shaking and loss of power during acceleration. I'm wondering the exact mechanism / why /...
1
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1answer
31 views

2005 VW Jetta 2.5L - Lack of power, jerking/bucking when accelerating

I have a 2005 VW Jetta 2.5L (MK5, 5-speed manual) that is having issues while accelerating. TLDR: Car suddenly began accelerating very slowly throughout all gears. Started jerking/bucking around ...
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0answers
19 views

Motorcycle not preforming under load

I have a 1994 Honda shadow dual carb. The bike idles great and revs awesome in neutral, when I ride in first it preforms as usual. When I shift into any other gear the bike Boggs down. I have gotten ...