Scooter Bogs At Half Throttle
Idles fine. When I attempt to accelerate, and the car starts revving, the sounds also become faster. The needle is tapered so as it rises it allows the fuel to enter the carb quicker. But when i hold it at about 25mph, probably 5-6000 rpm in third, for about 30-40 seconds, maybe a full minute and a half, it starts to sputter and occasionaly pop and can barely keep speed, and then just dies. Scooter started normal, but still would not take acceleration without bogging. But there's one big problem I cannot solve till now. Wolf Brand Scooters is the leading name in affordable, super stylish, quality scooters. The carbs are from the 95. Stay at or under 2,000 rpm’s. 2rollers, yellow torque spring, green clutch spring. The difference between the maximum and minimum reading is the pressure drop. i took the filter and cover off but it still bogs down. Properly setting timing may cure ills without getting into carbs. Buy discount lawn mower parts, Echo Trimmers, Ego Batteries online. When I first take off down my drive it seems all is well, then soon as I give it a bit of throttle it bogs down till I back off, its not missing or anything like that, it just bogs down till I back off the throttle. If it's bogging a little until about 2/3 throttle, richen it up a little by lowering your needle clip. Power is there and then it's not. -engine stumbles or hesitates when the throttle is opened quickly. * If the vehicle is left unused for more than say 7 hours then the engine oil temperature will decrease. He quickly diagnosed a problem with my carburetor. I've been trying to fix this on and off for about a year and a half. road it bogs down at full throttle and tries to cut out until I back off. I have just fitted a 166 kit to my PX125 with a scootrs pipe. The 1958 scooter has a head gasket? It seems to be just over half throttle to full throttle it just bogs down, but could run at 1/4 to 1/2 throttle all day. A motorcycle transmission is a transmission created specifically for motorcycle applications. So if you are riding along at middle rpm in 3rd gear, and whack the throttle full open, what happens? Does the bike just instantly bog, gradually work through the bog and then accellerate to high rpm?. the school had given me a C90 as my transport. Welcome to Part 1: How to derestrict a 50cc scooter. Car won't start unless I give it gas if it starts at all. a1parrothead wrote:Hello all, My 1985 Honda Spree is driving me crazy. Here's how to safely ride a motorcycle in the rain, including all the hazards to look out for and what to do if you get into trouble. At full throttle the bike boggs down, very fast. The difference between the maximum and minimum reading is the pressure drop. It's also fine at full power. Close the jet by turning it. Their primary function is to deliver the right amount of fuel/air mixture at a given throttle opening (as selected by the rider). It flies off the mark, all throttle range pulls hard and fast and accelerates well up to speed. Gas Scooter was driven without an air cleaner. Tan/Brown - Correct jet. It may feel as though the car simply doesn't accelerate as it should, and jerks or hesitates as it picks up speed. It had been stored in a garage and never used till 2014. Simply tweaking the air screw/throttle screw etc is not going to fix this. I had a total power loss from 70 to 55 mph while i was WOT (wide open throttle). The fuel valve controls fuel when the bike is running or when the lever is in the off position. The PCM may not realize the throttle is at idle, and may give the engine too much or not enough fuel causing it to stall. This engine is commonly used in cars and is one of the more powerful powerplants you will find in a motorcycle. The motor is a stock YX150 with a CHP Ultima Pipe. How to check for Air Leaks. If it idles fast, step on the throttle and slip your toe off the pedal to let it snap up quickly. Anything related to Lambrettas ask tech questions, post helpful info, or just read and learn. Re: Razz 88 - Bogs up hills and full throttle Post by michele1988 » Sat Aug 18, 2012 11:50 pm Okay, the scooter ended up running bad before I could find the vacuum leak so I learned how to clean the carburetor. I'm having problems jetting it. Hesitation under heavy throttle: Deadspot & stumble. It felt like someone was pumping the throttle on and off. Ok so my bike has this bog that is pretty annoying. Tell your assistant to keep the engine running, but not to give it TOO much throttle. Time to make some loot doing what you love. The throttle positon sensor consists of two parts: a potentiometer, and a combined idle/full throttle switch. okay so I'm leaving work yesterday, running an errand before going home on the hottest day of the year so far(100+f). GY6 150cc scooter bogs at full throttle. Half to 1/4 throttle is ok for a bit. But when I hit full throttle it bogs. I'm only used to PHBH carbs and this standard carb is a pain. Full throttle Bogging down. Properly setting timing may cure ills without getting into carbs. If you get really close, just tweak the screw a tiny. If your scooter is used, then still check the needle, but take the carb out, unscrew the bottom of the carb. It was bogging down like. The engine should not hesitate when you do this. With a half tank (or less) of gas you may want to try cracking the fuel filler cap open a little and see if it still has the problem. Run engine at less than half throttle a minimum of 15 minutes to close electric choke 2. 6) Once you've got the fuel screw set, re-adjust your throttle stop screw (idle screw) to an appropriate idle speed. Now find the half-way point between both of the lines on the throttle housing. I bought a used 2008 Wildfire WFH150s This scooter sat in a garage for 2 years. 4) Repair as necessary. The accleration feels twice as fast now, especially up to half throttle, and top speed has increased by about 7kph, now at 83kph. but it grew on me. A Simple Guide To Jetting Your Carb. The engine should not hesitate when you do this. These are low speed, high torque three-phase motors and should be good for something other than washing clothes. It will start perfectly, idle fine, but when you give it throttle it bogs down and will die unless you let off. It will not read high on the dipstick so keep that in mind. 2002 yz250 idles fine but bogs and tries to die when twisting the throttle (plz help! I have an 02 yz250. I got the aerox scooter running pretty darn good with the new 17. If I give it about half to 3/4 throttle it will get up to speed just fine but rather slowly and won't reach top speed potential. New Exhaust System = Carb Jetting? When you upgrade your bike with a new exhaust system, air box or hi-flow air filter it may upset the air to fuel ratio creating a mixture that is too rich or too lean. My wife’s 2005 FLHTCUSE2 began to develop problems a few weeks ago. Make a mark and this will show when the throttle is at half throttle. Stuttering at full throttle If your engine stutters at full throttle and cannot reach full RPMs, the high jet "H" is too far open. Before that Tomos made Puc h s, under license. honda elite 150 dies on throttle up Scooter has approx. Azusa Mini Bike Kit-Asuza Minibike Kit The minibike kit is available with your choice of 4. and also half of. Not sure if bog is the right word, but basically it wont do anything. 4) Repair as necessary. Mixture Screw - This screw is hidden behind a rubber grommet in the carb box. * If the vehicle is left unused for more than say 7 hours then the engine oil temperature will decrease. With the CV, when you twist the throttle, all you do is open a butterfly valve and the resulting vacuum then causes a rubber bellows to lift which lifts the throttle slide, thus giving more air. We still shop on price, and buy store brands instead of name brands. When I am at mid to high RPMs at about half throttle the bike runs fine. Learn about this problem, why it occurs, and how to fix it. Request your free J&P Cycles' motorcycle parts catalog. It's a bit harder to transport one of our non-folding electric models from one destination to another when you don't plan to ride between point A and point B. After about 15 mins she showed up and said her bike would not stay running. I thought of going 5g but I already changed to red contra spring and on the 10 minute ride I had today it's looking good (I also up jetted but I don't think it was related as I tried all sorts of jetting combos before spring). The machine picks up speed with a quickness and hits 37 mph much faster than I expected. Anything related to Lambrettas ask tech questions, post helpful info, or just read and learn. Carb Float Needle. Why Does My Motorcycle Lose Power. I recently started to hear something in either transmission or belt housing that is either grinding or a shaving something inside on the plastic on a rotation. On non-battery scooter, there are. Starts fine. Throttle Valve - The throttle valve is directly connected to the throttle cable and regulates the flow of air through the carburetor. On this page, you'll find our scooter repair questions archives, containing questions that past visitors to the site have asked concerning issues with how their scooters run. I played around with the feul lines multiple times. Hello all, this is my 1 st article in BikeBD & I can’t help but admit that I am privileged to be given a chance to share my views & opinions here. The typical lawn mower engine will be 3 to 5 horse power and will have a 7/8" shaft, with a 3/16" key way and a threaded hole in the bottom of the shaft. Upon opening the choke fully it would speed up and slow down. When i accelerate from a dead stop, i gently roll throttle to accelerate, then i get to about 3 miles per hour and the scooter bogs down (almost like i let off the accelerator) and then picks back up again after a half seconds of struggling. 5 carb and malossi variator,kevlar belt, 5. It was bogging down like. 50cc moped bogging down at full throttle. Indeed, at first it was just one car behind me - at the requisite 20-feet. If you go over half throttle, it bogs down and it seems like it misses where the motor will run and then quit. 5 carb and malossi variator,kevlar belt, 5. It will start up and idle for the rest of time. The fuel pump and motor should be compatible in their capacities to deliver and use fuel. This screw is responsible for fine-tuning the mixing of the air fuel mix. Hesitates jumping and jerking. The throttle Valve is the big slide that opens and closes your throttle has a bevel angle cut in one side of the big round (can be flat, too) slide, toward the air cleaner. Mixture Screw - This screw is hidden behind a rubber grommet in the carb box. 2 Starter jet 45 Air Screw ~1 -> ~1. 2013 was the last year Tomos USA sold mopeds, until 2017 when Tomos returned with a new importer. The plug is a NKGB6HS it is a dark grayshould be tan. Re: Razz 88 - Bogs up hills and full throttle Post by michele1988 » Sat Aug 18, 2012 11:50 pm Okay, the scooter ended up running bad before I could find the vacuum leak so I learned how to clean the carburetor. Keep blipping the throttle to clear the engine, and once the engine is warm, hold the throttle wide open for 3 or 4. If I roll the throttle on it is responsive. jamesT September 2008. I tried the 10 second at full throttle, then cool down for 10 seconds, it seemed to increase my top speed so far to 38mph (60km)but that was with the old plug, Now it seems to be suckin the gas down fast, 25 miles off a full tank and less than half a tank left. A lean pilot jet setting will cause your engine to surge at very low RPM’s, bog or cut-out when the throttle is opened quickly and have trouble idling down. i just started running 110 fuel in it and as of right now have the air screw at about 3/4 from completely closed needle clip in the the third position with a stock main. By: AndrewT February 18, Main Jet - this controls the fuel when you open up the throttle (between 50 and 100 percent power). While still holding the gas pedal to the floor, cut the ignition 4. My thought is that when the jerk swiped my filter, air fuel mix changed and then he adjusted the idle screw to try and fix the issue. but same, i feel the engine so rich while running low. If held WOT smooth running and good pick up all the way to full speed. I drove my scooter into work this morning and on the way in I had a bit of an incident. It was bogging down like. I then tried a 112 and a 109 and the same thing happened. okay so I'm leaving work yesterday, running an errand before going home on the hottest day of the year so far(100+f). Standard Spark Plug Conditions: An examination of used spark plugs can reflect the accuracy of heat range application. Got some throttle body cleaner and a shammy - I did not take out the. Performed a topend. Re: Razz 88 - Bogs up hills and full throttle Post by michele1988 » Sat Aug 18, 2012 11:50 pm Okay, the scooter ended up running bad before I could find the vacuum leak so I learned how to clean the carburetor. The Latest. so I guess I'm just wondering what I should try next and anyone know the correct gapping?. As the spark plugs, ignition cables, distributor cap and rotor, and ignition coil wear over time, their ability to transfer the needed spark to ignite the air-fuel mixture inside the combustion chambers becomes compromised. Engine bogging in and out past half throttle??? Well, I looked into the rectifier in the shop manual. This wiki has been updated 10 times since it was first published in August of 2018. It seems to run fine at half throttle, but whenever I give it full throttle it bogs down and almost dies. And that's it! Your pilot circuit is now VERY close to ideal. GY6-50 Bogging Past Half Throttle. I have actually been trying to figure out a way to get on ANY bike to relieve the pressure! :)) Anyway, like I said in the title, my bike will idle but it's only on one cylinder, and as soon as I roll on the throttle it bogs down and dies. it looks like its a bit lean from the pic, but it may have just not been in there long enough. Re-open the high speed needle 1/8th of a turn and take another test run or two to make sure that you don't feel the bog and that the engine is running well. Got it started again, tried messing with the air screws but that didn't seem to help (started at the factory 1. Piaggio NRG Extreme AC 2003; Hi, Recently, my bike has been cutting out or bogging down at full throttle, Anything below half throttle is fine, but this is strange as it was fine a few days ago, was happy at fully throttle, but now when i open it up from a slow speed, the rev's will die out and stall, if i do it at high speed, it sounds like im chopping on and off the throttle then it will bog. On most scooters from 50cc to 250cc, this will be somewhere in. only 100 miles on it ) carb on her scooter and I am having a lot of trouble. The throttle positon sensor consists of two parts: a potentiometer, and a combined idle/full throttle switch. Ive got this problem with my little 90cc 2 stroke scooter, Its starts and runs sweet, idles fine and revs freely up to a certain point. I take it to the end of the street and it starts to bog only when it's pinned. New Exhaust System = Carb Jetting? When you upgrade your bike with a new exhaust system, air box or hi-flow air filter it may upset the air to fuel ratio creating a mixture that is too rich or too lean. The bike dies with choke in completely if I try to accelerate. 2002 yz250 idles fine but bogs and tries to die when twisting the throttle (plz help! I have an 02 yz250. Needle Jet. Shopping Cart & Checkout (0 items) No Registration Required - Shipping Address Collected Via PayPal (next step) = $1. If held WOT smooth running and good pick up all the way to full speed. This is on a Honda '74 - z50, I have the E22 race head and up the cc to 72cc with a piston change and a full race cam with 6mm cam lift. A lean pilot jet setting will cause your engine to surge at very low RPM’s, bog or cut-out when the throttle is opened quickly and have trouble idling down. only 100 miles on it ) carb on her scooter and I am having a lot of trouble. I know my strikemaster STRUGGLES with with first hole, but after that it works like a charm. If the rpms change, you have an air leak Lights that are not working. Once the few minutes are up, the rider quickly pulls in the clutch, shuts the engine off, and coasts to a stop. Basic Carb Adjusting Procedures/Guidelines - Timing can affect performance. As I said, it starts fine, idles fine, revs like it should, throttle response is good. Scooter seems to runs fine, but then bogs down or dies with a wide open throttle. Have changed plug plug wire and fuel filter. My wife’s 2005 FLHTCUSE2 began to develop problems a few weeks ago. i just started running 110 fuel in it and as of right now have the air screw at about 3/4 from completely closed needle clip in the the third position with a stock main. might seem simple,but i had a similar problem a few years ago,it turned out to be the air hole in the petrol cap was blocked with crap,,worth a clean fella,if not try,cleaning the carb/jets,check plug colour,cdi unit might be faulty too,rings might be worn also,,is the tickkover screw high enough also is mixture screw set right,check plug colour for this,should be brown,light brown firing end. It seems to run fine at half throttle, but whenever I give it full throttle it bogs down and almost dies. Now the throttle works fine, but the engine not so much. Man, the insanity!!!!. If the rpms change, you have an air leak Lights that are not working. Then turn the screw counterclockwise 1-1/4 to 1-1/2 turns. At slower town speeds, the motor feels smooth and fuels precisely. I use 1/8 turns in either direction as the mixture screw is very sensitive. When I attempt to accelerate, and the car starts revving, the sounds also become faster. GY6-50 Bogging Past Half Throttle. I added a new carb from 17mm to a 20mm for more power. When i accelerate from a dead stop, i gently roll throttle to accelerate, then i get to about 3 miles per hour and the scooter bogs down (almost like i let off the accelerator) and then picks back up again after a half seconds of struggling. I sold a CX500 before leaving the U. Problem is when I'm sitting at say 30/35mph cruising at 1/6th throttle. The bogging will not be as dramatic at the increased revs but it should still bog pretty dramatically, which indicates that the extra fuel supplied by the choke system has made it too rich. He quickly diagnosed a problem with my carburetor. The bike dies with choke in completely if I try to accelerate. It was bogging down like. If it idles fine but it bogs down with throttle, your high speed gas jet is probably clogged. Thanks to tough, oversized tires and thick frames, fat bikes allow you to take on rugged terrain — such as sand, snow or rocky mountain trails — that would be nearly impossible to manage with a standard bicycle. The vibration went away, but be sure to completely fill the bars to eliminate moisture. Wonderful! Just like a new engine! All of those modern chemicals finally overcame several years' worth of varnish and blew it right out the exhaust. You wont find this "Bogging" nearly as much w/conventional top slide operated cabs !. White - Increase jet size b. Divide the spaces up even again until idle, 1/4, 1/2, 3/4, and full throttle positions are known. Scooter Pics And Videos take off is ok too. The half-grip. At half throttle the bike is fine. The Washing Machine Motor Project Ever since I saw one of the newer washing machine motors, I've wanted to have one to fiddle with. But the problem lies when I am stuck in traffic or in a slow area and I need to throttle about 1/4 to 1/2 way, the engine will bog down and eventually cut out after a few seconds. Why does my two stroke bog down at half throttle? It revs good to halfthen holds and bogs. Narrowing down the cause of engine bog and dead spots in the rpm range - Hot Rod Magazine. Re-open the high speed needle 1/8th of a turn and take another test run or two to make sure that you don't feel the bog and that the engine is running well. After about 15 mins she showed up and said her bike would not stay running. I have had the throttle sensor cleaned, then replaced. It may sound like the engine is running OK, but it will lack power. yes ade i done the same after chatting with my carb guru (big vespa) had a fiddle the other day turning it a cock hair at a time now i got a very slight bog on tickover but when its warm and it wants to go it goes even up saddleworth moor which is highest point i know of got up it in 4th and it wer slightly picking up all the way. It is also an 83xc and it only has about 3000 mi on it. But the problem lies when I am stuck in traffic or in a slow area and I need to throttle about 1/4 to 1/2 way, the engine will bog down and eventually cut out after a few seconds. and it won't top. For continued smooth operation it is important to keep this cable clean and free of obstructions. I have a 250cc SUNL scooter with the following problem. But this engine has only a few miles on it so still running 16:1 mixture. Tan/Brown - Correct jet. While still holding the gas pedal to the floor, cut the ignition 4. Do you need a motorcycle permit for 150cc scooter in VT?. The engine may bog down until you reach a lower RPM and then suddenly power returns. Divide the spaces up even again until idle, 1/4, 1/2, 3/4, and full throttle positions are known. I've been trying to fix this on and off for about a year and a half. My son's '94 CR250 would bogg down intermittanly, whether warm or cold. works View full product details. The engine should not hesitate when you do this. its strange. Hesitation under heavy throttle: Deadspot & stumble. When you come off the throttle at high speed/revs, the only fuel and oil your engine is then getting will be from the idle circuit. Then, once warm. As soon as I let off the throttle it dies instantly without sputtering. use a multi-meter on AC20. Troubleshooting - Scooter won't run. The main jet circuit works in the 1/3 to full throttle range. After you have found the proper main jet for full throttle operation, take the scooter for another ride, but this time just cruise around using 1/4 to 3/4 of throttle opening. Suzuki Bergman 400 2008 - Engine bogging down - craig-pd130 : Does it recover and run normally again if you roll the throttle back to halfway, after it has bogged down? It could be fuel flow, it could be a badly-fitted airfilter, or the inlet snorkel of the airbox could be partially blocked. before the ncy intake I started with a 42 idle and 80 main and the bike was running really hot also I had to raise the needle just to get enough gas to run but still would bog down at full throttle till the 100 main and 48 idle. Anyways, the point is that if you're missing half of your airbox then you're probably getting significantly more air flow than the carb is set up for. Run engine at less than half throttle a minimum of 15 minutes to close electric choke 2. I am not talking about a minor hesitation,its so bad that I couldn't even pass a scooter when this happens. My Scooter Bogs out When I Turn the Throttle. As soon as I let off the throttle it dies instantly without sputtering. If I then increase the throttle to say a half or more it bogs like crazy, feels like its cutting right out. and if I screw all in, the engine will dies. Share Thread. If I blip the throttle real hard while bike is idling it bogs down. Close the jet by turning it. Now at high RPMs if I go to full throttle it instantly bogs down. Anyways, the point is that if you're missing half of your airbox then you're probably getting significantly more air flow than the carb is set up for. Scooter Pics And Videos take off is ok too. I was riding home from work and I hit a bump going about 40-45 mph and my scooter started to bog down right after that when I gave it any throttle past a 1/4 turn. My scooter will idle fine at traffic lights etc, it is fine when I open open the throttle all the way. A friend gave me a no name 23cc 2-stroke scooter. Troubleshooting Edit. Throttle Valve - The throttle valve is directly connected to the throttle cable and regulates the flow of air through the carburetor. it looks like its a bit lean from the pic, but it may have just not been in there long enough. Throttle Valve - The throttle valve is directly connected to the throttle cable and regulates the flow of air through the carburetor. Know where your timing is set before making carb adjustments. It used to die but I think I adjusted the throttle last year. Having a hard time getting the engine started, 2. Engine bogging in and out past half throttle??? Well, I looked into the rectifier in the shop manual. Scooter started normal, but still would not take acceleration without bogging. throttle is closed. I have to blip the throttle and down shift back to 2nd gear and pull over on the side of the road. If it idles fine but it bogs down with throttle, your high speed gas jet is probably clogged. I got the aerox scooter running pretty darn good with the new 17. For an electric fuel pump, make sure that the scooter's battery is strong enough to power the pump. Off Topic Section just tell me to scrap the chinese scooter, it is borrowed and only has 130 miles on it. Before that Tomos made Puc h s, under license. Headlight does not come on. There are inconsistencies with my "warm" theory because this can be miles from home or 2 blocks away when it starts dying out on me. I'm having problems jetting it. The fuel valve controls fuel when the bike is running or when the lever is in the off position. but it grew on me. Why does my two stroke bog down at half throttle? It revs good to halfthen holds and bogs. If I roll the throttle on really slowly it doesn't do it. Simply pulling a plug and looking at the color after running through a variety of throttle positions can be misleading and possibly lead to disaster if jetting is too lean. A quick and easy upgrade that will enable your engine breath better and run stronger. Problem CONDITION POSSIBLE CAUSE CORRECTION 3) Ford& Holley Only. Once i downsized the main jet and adjusted the mixture screw a little that pumping feeling disappeared. Fire up the scooter and warm to working temperature. anything over half throttle and the scoot bogs down. It will start perfectly, idle fine, but when you give it throttle it bogs down and will die unless you let off. The Service ESC, engine power reduced, and service traction lights are all on. road it bogs down at full throttle and tries to cut out until I back off. The pilot jet meters the fuel required for engine starting, idling and the initial throttle opening 0-⅛. the throttle is like $7, controller $12, old wiring harness including reverse switch came from a 6V powerwheels, the batteries are 2-12V 12ah scooter batteries that can be bought off ebay for less than $20 apiece. I would say this is much to far advanced for todays fuel,I have mine set at 17 degrees and I would say that anywhere between 17 and 19 degrees is safer. Man, the insanity!!!!. Every time I Pull off at lights with full throttle the scooter becomes to hold me back and 1 out of 10 chances it cuts out but not every time. I can hold mine full throttle without drilling to warm it up before my first hole and once it catches the resistence of the ice it bogs, but doesn't die. This is on a Honda '74 - z50, I have the E22 race head and up the cc to 72cc with a piston change and a full race cam with 6mm cam lift. Dodge Ram 1500 Starts, Runs till warmed up, Dies. Ignition misfire. Difficulty Level - 5. It would idle and run up to about half throttle and then bog, it sounded simular to running rich. I have a 2000 arctic cat 500 4x4 auto. Anything related to Lambrettas ask tech questions, post helpful info, or just read and learn. Glion Electric Scooter Model 215 Review. With the back wheel raised I tried to apply some throttle. Request your free J&P Cycles' motorcycle parts catalog. Ok so my bike has this bog that is pretty annoying. honda elite 150 dies on throttle up Scooter has approx. truck wont stay running 93 Answers. You have the problem of potentially destroying the cells by running them flat if you don't use the BMS during discharge, and wiring it up for that requires a bit more work. My scooter will idle fine at traffic lights etc, it is fine when I open open the throttle all the way. My scooter is leaking oil from the Carburetor and Muffler areas. It will eventually bog down and die at like half throttle but it takes a long time. Success! The beast lives again. Man, the insanity!!!!. With that said, despite 3 weeks and 900 miles with the Honda NM4, I'm still not sure what I think of it. it idles good but bogs down when i turn the throttle. Standard Spark Plug Conditions: An examination of used spark plugs can reflect the accuracy of heat range application. Let it warm up at part throttle for about a minute, it will idle better when it's warm. I was milling this last week and all of the sudden the saw would die when at full throttle or die if it would have any type of load put on it at half throttle. i took the filter and cover off but it still bogs down. How to check for Air Leaks. By: AndrewT February 18, Main Jet - this controls the fuel when you open up the throttle (between 50 and 100 percent power). These are low speed, high torque three-phase motors and should be good for something other than washing clothes. Gearing can also be a significant factor. If your car is an auto, the throttle position sensor is also wired to the auto transmission (A/T) computer. Give it the full throttle and she'd bog down because it was crushing the inner membrane. We ohmed the stator per the manual and it read. the sliders are new and so is the Dr Pulley Variator (4g) but they were all running great. Assuming the battery has been charged correctly check first for a loose or broken connection.