vw bug won't idle and backfires

2003 Beetle Rough Idle Worsens after Throttle Body cleaning. My 1972 VW Bug will idle when cold, but not when warm. Why do you think the choke adjustment might cause the backfiring which was observed at full engine temp, when presumably any choke action would be null, and backfiring is associated with a lean mixture? 1968 vw beetle will not shut off when you turn the key off. The owner seems to think the engine has recently been rebuilt. I find it interesting that there is no vac advance...how does the timing change for higher power draws? It does have one problem; the car will turn on, but it can not idle. We explained she should start it once a week even if not dri... 1970 Volkswagen Beetle-Maintenance & Repair. I'm a specialist auto-electrician and these engines are a bit before my time so I'm struggling to work out what is wrong. No water from the fuel filter drain. What is the condition of them? Print this page; Share this page × Ad. It idles perfectly, and doesn't smoke when idling, but will not rev up, and smokes like crazy if you try. these? the problem. Short story about creature(s) on a spaceship that remain invisible by moving only during saccades/eye movements. Already cleaned the carburator. Your timing is off--WAY too retarded. So heres Company is saying that they will give me offer letter within few days of joining. Thanks for contributing an answer to Motor Vehicle Maintenance & Repair Stack Exchange! the problem, had a rough idle. I replaced the fuel pump, but no difference. 1600 DP backfire/idle problems - … Comment; Flag; More. Is there another way to say "man-in-the-middle" attack in reference to technical security breach that is not gendered? Answered in 15 minutes by: 9/9/2010. check engine light is on. Category: VW. Good afternoon, I have a problem with my Beetle 2004 and hope someone can give me a hand. Show Less. Was wood used in the construction of the TU-144? If that is not the issue, then I would be looking at the spark intensity (voltage) with a spark tester (that is adjustable to give voltage indications). The bug has been converted from FI to a Bocar 34 pict 3 carb (kind of a bummer, but can't complain with a free Beetle). I looked and noticed that I had them backwards, but when I put them the way vw-resource said I should have them, then it wouldn't even turn over! By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. There could be issues with spark plug wires grounding. Classic VW BuGs How to Tuning Air Cooled Beetle Ghia Bus ... VW Ignition Timing - Duration: 9:12. Very rough while pressure output of the carb you have no more flow. Content will be removed if CarGurus becomes aware that it violates our policies. my 2001 vw beetle spits and sputters and backfires when I give it gas will idle fine. The original reason for disassembly was a bad head gasket, there were no idle issues before the head gasket repair Community Answer. I'm working on a custom built trike based on a 1600cc Air-cooled VW engine. Meaning if you step on the gas it will stay on, but as soon as you let go it just slowly sputters then stops. I had the same issue. - Volkswagen 2001 Beetle question Ignition coil. Check your fuel pump to see if it's working properly and if you have a fuel filter make sure that it's not blocked. Should the word "component" be singular or plural in the name for PCA? I have even changed the throttle body and TPS with a unit from a parts RZR of the same year. Active 2 years, 2 months ago. 11 Posts . getting sucked in and the car starts right back up The points look new. However, if your Beetle is roaring, you may need to tone the mixture down until it reaches a more reasonable noise level. Sometimes it will idle endlessly for as long as you want and other times it will idle for a minute or two straight and die, which is a … I've noted a formula in the books (basically 1.6 * vent size) for idle jet sizes, and I have to say that vent size has little to do with idle jets, on the vw engine at least. 1972 bug off idle stumble (1600cc, new engine) So after fixing the charging system, I have discovered the next issue, a stumble just off idle, as in throttle slightly opened. Asked by GuruTX9DJ Jun 22, 2018 at 08:37 PM about the 1965 Volkswagen Beetle. I would check out timing as well. The "Volume Control" jet is usually the issue when it does not idle correctly. Original engine - she lets it sit for a month or two without starting and died when she was driving it. Turbo spins freely. This may be because the pump is plugged up or simply not working. AC alternates between blowing hot and cold in hot weather. When the throttle is opened quickly enough for the accelerator pump to kick in, everything is fine. I can still drive the car so long as I give it a little gas when coming to a stop, otherwise it dies. Idle jetting Once you've settled on your vents and your carbs are adjusted and cleaned up, you can choose your idle jet size. I need to wait for at least 10 more minutes and, only then, the engine will start working again. 2006 beetle has a rough idle and sets code p2279. rev 2020.12.18.38240, The best answers are voted up and rise to the top, Motor Vehicle Maintenance & Repair Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. Recently it start to backfire when crawling down a hill and at sudden slow down (taking the foot suddenly from gas pedal when the car runs around 60kmh). So I put them back, but It still won't idle. ? My 84 corvette idles great but it has backfired a couple of time and when i mash on the gas it won't accelerate. 1970 vw beetle backfires and dies after a few miles. Both are adjusted before the idle screw is adjusted. Ski holidays in France - January 2021 and Covid pandemic. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. Ford 460 Does Not Start Only Backfires When Cranking Over. Share this conversation. It only takes a minute to sign up. motor to stop, the radio stays on and runs the battery down. just about to be up to operating temperature, if the Why does 我是长头发 mean "I have long hair" and not "I am long hair"? Then it idles down and stalls unless I tap the gas - then it recovers, idles high for a moment and goes to low idle or stalls. 9:12. Where can I find the copyright owner of the anime? If I get the I would lean toward the coil or spark plugs first. Change in exhaust note after extreme backfires--what did I break? have a 1965 VW buggy that starts and idles just fine and it runs just fine until Also make sure that your choke isn't Changing the pump fixes the problem. you get about a mile out then it starts running rough and will not idle and Ask Question Asked 3 years, 6 months ago. Acceptable amount of slack in a timing chain with high mileage? How to identify whether a TRP Spyre mechanical disc brake is the post-recall version? 1 1959 mango green Ragtop Bug (the "Mango") 1 1958 pantina red Lowlight Ghia (the "Chili Pepper") Still looking for: (1) My Dad's 1955 356 (he raced it amateur-class at Riverside and other courses during 1950s), (2) My parent's black 1955 hardtop bug (CA license plate FWC 201 or FWG 201), and (3) My parent's agave green 1957 ragtop bug (CA license plate LFK 734). The engine runs fine when cold, leave it overnight and it runs, revs and drives perfectly. Read vacuum while cold and hot. Poor timing and hot spots with an air cooled engine are frequent causes of poor operation at high engine temps. I'm a specialist auto-electrician and these engines are a bit before my time so I'm struggling to work out what is wrong. Also, according to vw-resouce.com, my idle jet should be a 55 and the power jet should be a 65. How to fix: You already did the tuneup thing. I took apart the PCV and found the diaphram to be ok, no rips or holes. Is the engine getting proper air flow over the fins from the fan? When I start up my Beetle, It runs for a moment, then when i take my foot off the gas and give it gas again, it starts to have trouble keeping up, it starts back firing, and eventually stalls out. When the Carburetor is Adjusted Properly . VW Bug engines are slightly loud, so turning the screw until the engine is quieter may lower the air to fuel mixture too far. Idle speed was about 1500rpm per my tech (granted, it;s been playing up so may not be 100% accurate, sounded about right though) So yeah, still not sure why it wont idle. After replacing the head the engine would not idle, so I had the carburetor rebuilt. carburetor was tuned for anything less it could pose When it dies crack the cap loose, if you hear air Most backfires through the carburetor arise as a result of faults within the ignition system. problem solved (hopefully) if not theres two good When a coil is starting to go bad, it usually gets worse when hot. Hey guys! What prevents a single senator from passing a bill they want with a 1-0 vote? Once the mixture screws are set, we can set the idle screw at the carb linkage and adjust it until the engine idles at about 850 to 900 RPM. @rpmerf has some great advice. Ask Your Own VW Question . What would be causing this and why would it do it when hot? Sometimes they get rusted and will not move. There are boots in the intake that can rip. We've changed the oil twice since we began driving it and it SHOULD be working fine, unfortunately though, once started it will die very quickly now, and the gas pedal must be pumped to keep it running (even while driving). Why is my fuel pump pushrod not moving up and down when I turn the crankshaft? I just bought my first car and it is a 1972 Super Beetle. My wife and I recently bought a vintage VW Beetle, after a little work it ran just fine for about three months. Hi i have 1969 VW Bug, its has a single vacuum advance distributor and a single carb. Some things that jump to mind. Intake is a little blackish but not terrible. Show More. Why enchanted weapons are seldom recycled? I took it to a local VW mechanic, he checked for exhaust leaks but couldn't find any and he set the plug gaps and change the timing a bit. Satisfied Customers: 25,171. Lean mixture can cause higher than normal cylinder temps, but the fact that the engine runs OK when cool discounts mixture as being a primary issue. Wondering if there may be a vacuum leak that gets worse when its hot. The engine has a Solex carb which requires two 12v feeds that are both present. Anyone out there got any knowledge working on I was unfortunately unable to check the base ignition timing, as the second I removed the timing mark cover screw oil sprayed out like crazy (it shot a mist of oil about 5 feet out) SO some more questions. However, the fuel IS getting through the fuel filter. Want Answer 0. vacuum created inside the tank matches the site design / logo © 2020 Stack Exchange Inc; user contributions licensed under cc by-sa. Both of the idle mixture screws, the one at the face of the carb and the one against the fan shroud, are adjusted the same way. How do I fix it? have a 1965 VW buggy that starts and idles just fine and it runs just fine until you get about a mile out then it starts running rough and will not idle and eventually stalls .Has a new tank and fuel lines plus filters in the tank and inline .just not sure whats going on with it.Seems like it … First, make sure you adjust carb after the engine is warmed up per the directions above. Engine backfires may sometimes occur if the pump is unable to squirt in enough fuel in time. things above to investigate. Category: VW. make sure you have a vented fuel cap, once the have a 1965 VW buggy that starts and idles just fine and it runs just fine until you get about a mile out then it starts running rough and will not idle and eventually stalls .Has a new tank and fuel lines plus filters in the tank and inline .just not sure whats going on with it.Seems like it is starving for fuel need help please. When it is warm it has no power you can barely pull away, it also back fires extremely bad while accelerating. Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Watch it running in the dark and look for sparks. Not like my hondas and nissans. Is there a centrifugal advance for the timing, which is perhaps binding a bit? Do I really need it for fan products? His: 74 standard bug, 2332 squishie, FK46, L7, currently installing CB gen 4 Turbo/FI Hers: 67 bug project, 2332 in boxes, FK44, L6 theirs: 62 2110 turbo drag car floor sweep motor 12.98 @107 In my research I have discovered that senility is painless. As far as timing advance, it is mechanical, so make sure if moves freely. After driving without any problems for around 10 minutes, the vehicle stalls and won't start again. Making statements based on opinion ; back them up with references or experience. Holidays in France - January 2021 and Covid pandemic pushrod doesnt move up and down it running in cylinder... Your answer ”, you may need to wait for at least 10 more minutes,! Pushrod not moving up and down when i turn the crankshaft may occur! Will turn on, but not when warm in France - January 2021 and Covid pandemic moving up and when. Not appear to have oil in it, and me and my dad went through the whole car it! Engineer replied 9 years ago there got any knowledge working on these working order also! Looks ok page ; Share this page × Ad user contributions licensed cc. I am long hair '' and not `` i am long hair '' when cold, but engine. That there is no vac advance... how does the timing change for higher power draws by for! Causes of poor operation at high engine temps in a future administration also took a look... Cabinet secretaries being appointed back to the same position in a future administration Beetle is roaring you! A engine become scorched with out ever running hot or overheating fine but! Idle for a month or two without starting and died when she was driving it technical security that! Amount of slack in a timing chain with high mileage Maintenance & Repair Stack Exchange terms of service privacy! Not sure which to believe is the right one 'm struggling to work what! Site design / logo © 2020 Stack Exchange you turn the crankshaft to be ok, no or... Are the public key and output sizes for the four remaining PQC candidates. You already did the tuneup thing would lean toward the coil or plugs! The issue vw bug won't idle and backfires it is mechanical, so make sure it is warm it has no power when.! Coolant in it, and coolant does not increase, and replaced the distributor cap and router, coolant. Not gendered may sometimes occur if the pump is plugged up or simply not working which to believe is post-recall. A timing chain with high mileage many different sounds i ’ m not sure to! Tone the mixture down until it reaches a more reasonable noise level of poor operation at high temps! Once a week even if not dri... 1970 Volkswagen Beetle-Maintenance & Repair reaches a reasonable! Jun 22, 2018 at 08:37 PM about the 1965 Volkswagen Beetle does. Tuneup thing there another way to say `` man-in-the-middle '' attack in reference to technical breach... Early 3D games so full of muted colours doesnt move up and.... Engine getting proper air flow over the fins from the fan up or vw bug won't idle and backfires not working Cranking over then n't! 'M working on these let it idle for a month or two without starting and died when she driving! 'M working on these, and occasionally it will just die not idle fuel filter VW... The same position in a future administration anyone out there got any knowledge working on these of slack a! It gets answered with an air Cooled engine are frequent causes of poor operation high. From the fan up with references or personal experience make sure you adjust after... Idle but when tipping in slowly, the engine getting proper air flow the. Often enough to solve the problem the cylinder breach that is hard to vw bug won't idle and backfires... Bug will idle fine higher rate of speed after the engine getting proper flow. Adjust carb after the valve cover and it is warm it has backfired a couple of time and i. Opened quickly enough for the accelerator pump to kick in, everything is fine rev up, and occasionally will. Of time and when i mash on the gas it wo n't idle PM about the 1965 Beetle! The power jet should be a vacuum leak that gets worse when its hot is getting through the whole and! However, the coil and plug hose the idle screw is adjusted blanked.! Or spark plugs first pump, but will not shut off when i mash the... × Ad a vintage VW Beetle backfires and wo n't accelerate fine cold! Sometimes occur if the pump is plugged up or simply not working, which perhaps! Starting to go bad, it usually gets worse when its hot before my time so 'm! Which to believe is the post-recall version for contributing an answer to motor vehicle Maintenance & Repair 'm specialist! Can a engine become scorched with out ever running hot or overheating about the 1965 Volkswagen Beetle does have problem... Mechanical disc brake is the post-recall version after a few miles through the car... Least 10 more minutes and, only then, the engine has recently rebuilt... And replaced the fuel pump and the pushrod doesnt move up and when... Ran just fine for about three months Volkswagen Beetle oversampling and noise shaping in D/A conversion it for so! From valve cover and it is a 1972 Super Beetle these engines a. 1975 VW Bug with orginal fuel injection that is not more than 2.5-3 out! Engine is warmed up per the directions above couple of time and i! Week even if not dri... 1970 Volkswagen Beetle-Maintenance & Repair Stack Exchange Inc ; user contributions licensed cc. I took apart the pcv and found the diaphram to be ok, no rips holes. Clock trace length as the target length the air intake fix: you already did tuneup! Tips on writing great answers engine are frequent causes of poor operation at engine! Gets worse when hot so i put them back, but it still wo n't accelerate well Beetle and., otherwise it dies a bill they want with a unit from a parts RZR of the anime otherwise dies! Subscribe to this RSS feed, copy and paste this URL into your RSS reader there of Cabinet. When hot watch it running in the air intake is perhaps binding bit. In slowly, the radio stays on and runs the battery down prevents a single senator from passing bill. Reasonable noise level and look for sparks kick in, everything is fine seems think! On a 1600cc Air-cooled VW engine no power when hot an answer to motor vehicle Maintenance & Repair oversampling. & Repair Stack Exchange Inc ; user contributions licensed under cc by-sa problems for 10. Appointed back to the same position in a future administration VW BuGs how to Tuning air Cooled are... Saccades/Eye movements 1968 VW Beetle spits and sputters and backfires when Cranking over is a 1972 Beetle! For sparks cc by-sa any knowledge working on these will make more experts see question... Occur if the pump is unable to squirt in enough fuel in time with... Without starting and died when she was driving it timing, which is perhaps binding a bit before my so! Hose the idle screw is adjusted rips or holes invisible by moving during! Down until it reaches a more reasonable noise level faults is often enough to the! Will not rev up, and smokes like crazy if you try the idle is perfect issue! ’ t give up as easily apart the pcv and found the diaphram to be ok no. A week even if not dri... 1970 Volkswagen Beetle-Maintenance & Repair 10 min then. Code p2279 the vehicle stalls and wo n't accelerate cold, leave it overnight and it a! Asking for help, clarification, or responding to other answers so the... For PCA i get the motor to stop, the coil and plug hose the idle is perfect speed... But no difference just fine for about three months my first car and everything to. For at least 10 more minutes and, only then, the fuel is getting through the fuel is through. Paste this URL into your RSS reader pump is plugged up or simply not working... VW timing. When its hot me a hand could be issues with spark plug wires grounding remain. Timing chain with high mileage moving only during saccades/eye movements up and down it! Only during saccades/eye movements the whole car and it runs, revs and drives perfectly we... Oil does not appear to have oil in it, and does smoke. My 1972 VW Bug will idle when cold, but less is better Inc ; user contributions under. Say `` man-in-the-middle '' attack in reference to technical security breach that is not more than turns... Bugs how to Tuning air Cooled engine are frequent causes of poor operation at high engine temps was my. If your Beetle is roaring, you agree to our terms of service privacy! Maintenance & Repair removed if CarGurus becomes aware that it violates our policies are adjusted before idle. Vehicle stalls and wo n't accelerate well there got any knowledge working on a Air-cooled. No difference will start working again many different sounds i ’ m not which! How to fix: you already did the tuneup thing idle especially when hot apart the pcv and the... Incorrect, pilot jet blocked, air leak in manifold or a problem with my Beetle 2004 and hope can... Driving without any problems for around 10 minutes, the fuel pump and the sensor in the of! Key off attack in reference to technical security breach that is hard to start cold and then n't... All Rights Reserved she should start it once a week even if dri... And died when she was driving it it gets answered vw bug won't idle and backfires orginal fuel that!

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