Questions tagged [idle]

Questions related to the engine running without advancing the throttle.

57 questions with no upvoted or accepted answers
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6
votes
2answers
234 views

Idle drop in 1991 Buick Park Avenue

I have a 91 Buick park Ave that is experiencing these symptoms. When starting from a cold start the engine will turn over, reach around 1000 rpm, then die. When applying gas and turning the key the ...
4
votes
0answers
297 views

Temporarily increasing electrical load almost kills engine

I have a 2001 Ford Focus that has some funky problems at idle under load. A nice high-load scenario is by abusing the windows motors (rolling them up while windows are up), which causes the RPM to ...
4
votes
0answers
961 views

Can carbon buildup on a valve seat cause idle surging?

I've got a 1994 BMW 325iC that won't pass smog (for more details, see this thread). I took it to a shop to get both a leak-down and compression test done with some interesting numbers: Cylinder 1 ...
3
votes
1answer
72 views

93 Eurovan - Accelerator pedal/stalling issues

Recently picked up a '93 Eurovan Automatic. It has had a couple of issues since I've owned it. Currently driving across the US after being told the van was mechanically alright. There are a couple of ...
3
votes
0answers
3k views

Where can I find idle control valve on Renault Megane 2 (2005, 1.6l)

I'm having trouble keeping my engine on while on idle. First it starts of nicely, runs on idle for about 10 seconds and stalls. Next starts stall almost immediately if I don't keep the gas pedal down ...
3
votes
0answers
51 views

Saturn Vue 07' 3.5L 62,000 idle

I was driving down the interstate and went over A normal bump in the road and my car started to idle funny and my right turn signal light was week. Turn signals wouldn't work either. But when I hit a ...
3
votes
0answers
483 views

2003 Opel Agila is making a funny ticking noise on starting

My 2003 Opel Agila 1.2 is making a very loud ticking noise when I start it up, and it doesn't sound right. It only ticks when idling and when I rev it, the ticking noise goes away. The car runs ...
3
votes
0answers
919 views

Engine knocks and engine speed falls below idle upon releasing the throttle

I have this strange problem on my 1999 Volvo V40 1.9T T4 (B4194T engine, no VVT, ~150k miles), I'll try to provide a detailed description. I noticed that only when the engine is warm, whenever I ...
2
votes
0answers
48 views

Carburetor adjustment ordeal: always rich on mid/high revs

So I'm trying to adjust a soviet K-22G carburetor which was placed long time ago in a Chevrolet 235 6L engine. It "works" but I don't seem to find the right spot to make it run as it should. ...
2
votes
0answers
45 views

Powering a large electrical load with an alternator and high idle system

I have to install an inverter in a work truck that will power work lights, some power tools, and other equipment too be used while the truck is parked. I've calculated the load to be at max 750 watts, ...
2
votes
0answers
446 views

Scooter stalls when idle

I have a 1995 Yamaha Zuma sports scooter. It's a 2-stroke 50cc. Approx. 13,000km. It hadn't been used in probably more than 10 years. I recently cleaned out the carburetor and put fresh fuel and oil ...
2
votes
1answer
85 views

Engine RPM of 1200 when cold and gradually rises to 1500 when warmup

I pull off the cylinder and replace the head gasket with timing marks march up correctly on Nissan Qr20 30t. when i start the engine cold the rpm goes to 1500 and start to come back to 1200, and as ...
2
votes
1answer
896 views

2000 Honda Accord Stalls Starting in Hot Weather

I have a 2000 Honda Accord with approximately 300,000 KM (186400 Miles). It usually runs great except for a slowly dying B7XA transmission. I've noticed when starting it in hot weather or if the ...
2
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0answers
24 views

1980 yahama idleing issue

I have a 1980 xs1100 yahama , the carbs were rebuilt and synced , so air gas mixture is good to ! But it runs fine when idle is a little higher by twisting the throttle ....but if I stop at a light ...
2
votes
0answers
95 views

stalling issue on 1992 Jeep Cherokee (XJ)

so my 1992 XJ with 4.0l auto trans is wanting to stall at stops & then revs up (1500rpm) then smooths back out only to repeat. we have replaced: air & fuel filters, cleaned throttle body, ...
2
votes
0answers
161 views

High idle when put in forward gear

My 1992 Lincoln Continental Signature series 38000 miles. Revs up to about 1500-1700 when put in a forward gear, but not reverse? Help
2
votes
0answers
906 views

2012 Ford Focus idle fluctuation

My car usually idles at 8 or 9 hundred but sometimes it will go down to 500 and start missing and then shut off if I'm not quick to hit the gas. Does anyone have any suggestions for me?
2
votes
0answers
609 views

1996 Mazda Soho 1.3 - Idle throttle control valve acting up

I bought a Mazda Soho 121 roughly a year ago, that had an idling problem. After tracing the issue down to the idle control valve (idle would jump from 500rpm to 3500 rpm every second or two), I ...
2
votes
1answer
781 views

Idle RPM is not setting properly sometimes

I have an Apache RTR 180 (Carbureted) Sometimes, when I downshift, and when shifting down to 1st gear (to stand still), the RPM shows somewhere around 2000. The normal idle is around 1200 - 1400 RPM. ...
1
vote
0answers
22 views

Higher idle after throttle body cleaning in 2009 rav4

I had idle issues so I cleaned the throttle body after noticing quite a lot of carbon buildup. Before cleaning the normal idle was 700, but now it idles at 950 and increases to 1050 when taken out of ...
1
vote
1answer
75 views

Elusive cause to a lumpy idle

Having been around cars for a long time, this has me stumped. 2005 Renault Megane Estate with 1.4 K4J engine. Approx 125 000 km. Engine is restless at idle. Revs are unstable and feels like misfiring. ...
1
vote
0answers
13 views

95 Chevy Monte Carlo LS 3.1 idling high in park

Upon cranking, car immediately shoots to 3000rpm and hold. Only drops down after I put the car in gear. Even then, pressing the accelerator the car tends to stall sometimes, as if its flooding itself ...
1
vote
0answers
14 views

GMC Envoy stalls when air conditioner is on and idling

2004 Envoy only dies when A/C is on and idling if it is in park or neutral no problem. Also will not crank after fueling once started will continue to turn over till refueling again. And service ...
1
vote
0answers
96 views

steering wheel vibration only when the engine is warm

my car is a 16' BMW 750i (G12) with 26,000 miles on it currently. When I first start the car, there is absolutely zero vibration at all, but I'm starting to get a vibration only through the steering ...
1
vote
0answers
238 views

Possible causes of rough idle after changing Oxygen sensor…?

Got a 2005 Acura TSX 2.4L that I changed the upsstream Oxygen(Air/Fuel ratio) sensor after the check engine light came on. Since than, the car has never run the same. Engine idles very poorly (...
1
vote
2answers
987 views

How about how many amps does a vehicle pull at idle

Assuming the lights and stereo are off, how many amps can you expect an idling vehicle to pull? In this particular case I'm wondering about an F350, with flexfuel engine?
1
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0answers
66 views

Benelli 600i - Hanging Revs when decelerating and idle surge but fixes after restarting the motorcyle

Having this strange issue lately where the RPM hangs when closing the throttle or drops slowly. The idle also surges to around 2k rpm. As weird as it sounds the problem seems to go away when I restart ...
1
vote
1answer
64 views

2006 Honda Civic hybrid low idle

I changed my air intake and everything seems fine except I noticed my idle is below zero rpm now the car feels fine. Is the car not use to the normal amount of air it's getting now? It seems to be ...
1
vote
0answers
138 views

Volvo XC60 T6 Petrol+LPG rough idle

I have a problem with 2012 XC60 T6+LPG. Engine is idling roughly, especially when cold. Coil packs are Ok. There is no noticeable vacuum leak in the intake. I can't safely rule out fuel supply ...
1
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0answers
10 views

Random high idle wont decrease speed when driving sies when still

2004 chevy trailblazer ls erratic idle speed, sluggish power when increasing speed, high power preventing speed to decrease bellow 35 when decreasing speed without breaking hard, last obd2 freeze ...
1
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0answers
41 views

93 Honda Civic LX - fluctuating revs, poor running

My Civic has done ~246,000 miles and is now running very poorly. While driving down Interstate Car bogs down stalls out and there's smoke from front and back. Spark plugs are fouled out and when ...
1
vote
0answers
19 views

Low idle after adding gasoline

This has happened twice now. My 2000 toyota sienna runs fine until I went to add gasoline. Upon startup, my idle was immediately much lower. I can rev throttle and it sounds smoothly until I release ...
1
vote
1answer
20k views

Engine revs up when in park

I have a 2001 Saturn SC2, and occasionally when I put it in park after driving, it will rev up at a steady pace and just keep raising up the rpm, it does not stop unless I either put it back in drive (...
1
vote
0answers
37 views

2005 Ford E150 Econoline

hope someone can help with this. I have what seems to be a strange problem. When accelerating to at least 2400 RPM in 1st gear and then completely removing my foot from the gas, the engine RPM ...
1
vote
0answers
22 views

F350 idling off and sputtering and small jerks as I drive

Haven't had the truck long it's a 1996 Ford f350 with7.5 liter engine it just filled gas tank so full or empty runs the same it is jerking small little jerks as I drive and it has no idle gage so I ...
1
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0answers
44 views

Engine stalls if giving gas (just for about 20 seconds after startup)

When I start my Peugeot 106, it will idle fine, but if I give gas it will stall. If I give just a bit of gas, after about 20 seconds the engine starts to run properly. I unmounted and cleaned the ...
1
vote
2answers
109 views

Mercedes 2003 unpredictably shudders and acts like it's going to stall at a stop light, then hesitant to accelerate

My 2003 Mercedes has acted like it's going to stall at stop lights occasionally for the last few months-shudders at stop signs, then recovers. Today I rev'd it in neutral out of fear it would stall. ...
1
vote
0answers
68 views

2009 Kia Spectra P0507 code thrown after alternator replaced at the shop

Have a Kia spectra, 2009, and just had the alternator replaced at the shop, it started a little hard and idled a little low off the bat, drove it 25 miles home, idle seemed a bit higher than normal ...
1
vote
1answer
325 views

Ford explorer idle problem

My 96 explorer will idle about 400 at a stop sign and 1000 at the next stop sign what would cause this
1
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0answers
133 views

Rpm falls below idle when declutching at high rpm

I've got this problem that I can't find the cause of. When starting the engine, which goes very easily, it idles smoothly and stable, rising the rpm a bit still gives no problems. But when driving at ...
1
vote
3answers
20k views

Peugeot 308 Anti Pollution Light and engine rev drop with odd sounds (video)

I have a 2008 Peugeot 308 1.4 petrol. I got this car a few weeks ago, and ever since I got it, I seems to have a problem with the anti-pollution system. The anti-pollution warning light comes up to ...
0
votes
0answers
25 views

Car Idles Really High Sometimes

I have a 2002 Ford Explorer 4.6l V8 (Automatic). I have this issue were randomly my car will idle high. I start it up and the rpms go to 2500 and eventually get down to 2000 which is a bug jump from ...
0
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0answers
14 views

How should “Torque request” in scanner live data look at idle?

Recently was pouring over some live data and noticed the torque request at idle was sitting at -38 to -40. Im curious to find out more about this, is it a sign of retarded ignition? timing? eat.
0
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0answers
17 views

1986 Dodge B250 - sudden fast idle and low “thudding” sound from exhaust

My 86 dodge van with the 318 engine recently acted up shortly after starting. This is a carburetted engine with an automatic transmission. I was letting it sit at idle to bring the engine up to ...
0
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0answers
47 views

Why does the engine of some cars idle faster when the car is moving?

This is not a defect. It is a feature implemented on purpose. I've driven other cars that did the same thing. When in neutral, the idle speed changes from 750 rpm to 900 rpm when the car starts moving....
0
votes
0answers
55 views

Turning on rear defroster makes idle RPM stutter

I have an e46 BMW and I recently noticed a problem which hasn't occurred before. While at a stop if I turn on the rear window defroster I notice that the engine idle RPM starts to stutter (goes down a ...
0
votes
1answer
854 views

Check Engine light came on, turns out, i had a bad battery but it threw a bunch of codes?

Okay, so I drive a 13 Hyundai Genesis Coupe 2.0T. Last night my check engine light came on. I took it to advance auto today to have the code read. It threw a bunch of codes which were Throttle ...
0
votes
0answers
31 views

Rpm goes up and down on idle

I buy my first real motorcycle!It is awesome but on idle rpm goes up and down.It’s scares me because it’s injector motor not chinese.Can i drive with it or thats not nice for engine?Does someone now ...
0
votes
0answers
31 views

Peugeot 206 2002 16valve twin Cam will not idle. What controls the idle. It doesn't appear to have a stepper motor Help

It is a two door coupe and it will not idle i don't understand why. It doesn't appear to have a stepper motor that i can see
0
votes
0answers
83 views

Rough Idle - Car feels like it will stall

2008 Mazda 2 1.3 25000 miles. The car drives fine with no issues, but when it is warm/hot, it feels like it is going to stall at idle. The needle drops to 0 revs but it 'catches' itself and doesn't ...