Apr 30, 2013 #2 D. DavesCalais Member. As the title states ..... last summer I bought a 98 base with 9100 miles on it and since have put on another 6K basically the car was a 20 year old new car. Mine does the same thing in my 98 T5M (single-mass, external slave). If I tap it a 1/4 of the way down, it will disengages. NOTE: If you adjust the clutch pedal too low, when the pedal is released, it wont touch this sensor, therefore cruise control will not work, i been told, after a few days the engine check light comes on because of this, so even if you dont use cruise control, please dont upset the car. In this case, the throwout bearing, which responds to pressure on the clutch pedal by causing the disk to disengage, may go on spinning. You can tell that something is wrong because the bearing makes whirring, whining sounds. Make note of how much you need to depress the clutch pedal before it disengages the clutch and allows you to put the car into gear without grinding any of the gears. How to Check Automatic Transmission Fluid, How to Tell Whether Your Vehicle Needs a Tune-up. Most drivers can expect their clutches to last 40,000 to 60,000 miles, but if you maintain your clutch properly, it can be good for the life of your vehicle, depending on the type of vehicle you drive and how you drive it. Riding the clutch, driving for long distances with the clutch partially engaged; Dropping the clutch, i.e.- racing starts; Slowing down the vehicle by downshifting and using the engine backpressure to slow the car down. Normally a clutch will start to slip when it is worn out! thanks, anyone else with a stock trans/clutch? We’re a forum community dedicated to the Chevy Z06 Corvette. It's probably close to replacement time. Clutch grabs pretty good for a 135K stock clutch. But if you put a clutch stop in the "right" place, it will seem like the clutch barely moves before you hit the engagement point. When I bought my car in February from the dealer, a new clutch was installed as the previous owner had almost burned out the original one (at 65,000 kms !!). They are open, so the car remains in place. Why clutch pedal engage's too high? Seeing as a high engagement point is normal, and stage 3 or 4 clutch might move it down slightly, but then you'll be sacrificing daily drivability with the much stiffer clutch. Don’t ride the clutch. I'd learned to drive and had driven machines with a new clutch that grabbed at the last inch of travel. You also can have the pilot bearing (located where the crankshaft meets the flywheel) checked then, too, which saves you money on labor charges by eliminating the necessity of getting into your clutch and putting it back together a second time. According to my dealer's top tech, there is no such adjustment. If you have to lift the pedal really far off the floor that is the clutch riding high. When you press the clutch, your foot counters the diaphragm spring which presses the friction disc to the flywheel. Recommended Posts. Clutch Engagement is Too Damn High . Why Is My Car Overheating and What Can I Do? Ever since I bought the car and started to get comfortable, I've felt that the engage point for the clutch feels too high off the floor. You might ask him over at. Too much free pedal play isn’t good, either, because too much pedal travel is used up doing nothing: There’s not enough movement left at the bottom of its travel to compress the clutch springs and allow the engine flywheel and the clutch disk to separate. Not to mention that i have the Spec Stg III which has ZERO slippability...its totally on or totally off. Apr 30, 2013 #3 M. … If the piston in the master stops moving so does the slave. I could adjust that 1" engagement travel to be anywhere in the 4" of pedal travel by adjusting the cable. The height of where the clutch engages through the pedal travel I believe is adjustable. However, with an adjustable cable you can put it on a closer pickup to the firewall (which changes the ramp, and thus the pedal action, and thus the engage point), and take up the slack on the other end at the clutch fork, tuning it in with the FWA. As it engages the pressure plate and flywheel, the high-friction coating slips past the clutch’s metal faces, which consequently generates heat. I wouldn't bother again, I like it grabbing up high. You might ask him over at www.corvettemechanic.com. On Clutch Tech, we take you through the basics of adjusting your hydraulic clutch pedal. That only matters if during the entire pedal travel, the clutch is being engaged/disengaged. Too much free pedal play isn’t good, either, because too much pedal travel is used up doing nothing: There’s not enough movement left at the bottom of its travel to compress the clutch springs and allow the engine flywheel and the clutch disk to separate. Well, this has finally gotten me tired. If it isn't slipping, then I would suggest that you deal with this. I’ve had manual tranny’s my entire driving history, just saying I’m not a beginner. I have had a clutch that grabs a 1/4" off the floorboard and a clutch that grabs 1/4" from the top. Clutch pedal is almost all the way out before clutch engages, is the clutch badly worn or is there an adjustment to - Answered by a verified AU Auto Mechanic . We go over how clutch pedal adjustment affects the clutch hydraulic system. Raising the engine speed too high while engaging the clutch causes excessive clutch plate wear. It's great for drag racing (allowing super quick engage/disengage)...but it sucks in traffic. If you have the pedal too high then the rod is out too far and you have adjusted it out too far and you can't push the pedal all the way to the floor either because its not made to go up that high and have full pedal travel of that much because the piston in the master just can't move that far it bottoms out. Hey guys. That combination makes for some interesting starts on sloped hills. i recently got a new clutch installed and as the friction point on my last clutch was quite high (mid to top) i asked for the same … Link to related discussion including hardware pictures. They drag you down to their level then beat you with experience. This is my first SS commy, can anyone tell me if this is normal for the clutch to engage at a high pedal position? Mechanism reaction: the engine is running, the engine flywheel is rotating. Riding it can wear out the throwout bearing, too. Thanks. Engaging the clutch abruptly when the engine is turning at high speed causes a harsh, jerky start. Jimbo2000 0 Posted May 27, 2005. Clutch Engagement is Too Damn High. Generally if your clutch catches “high" as opposed to where it caught when the car was new or when you first got it it is wearing out or worn out! If you do have one and you want to move the bottom of the clutch motion to a lower point so the engagement point seems like it's in the middle of the pedal travel, it's easy to do. A clutch that doesn't engage fully, or slips under heavy load, is the normal failure mode of a worn out friction disc of pressure plate that has lost its tension. If you fail to have this work done, the worn flywheel can wear out the facing of the new clutch disk very quickly. JavaScript is disabled. Clutch pedals that go from the rest position to full engagement, but stay on the floor and don't spring back up, indicate a problem. 4 years ago. I'll pay more attention to it tonite, but I think it starts to engage at about 1/3rd of the way up and is fully engaged about the half way mark. The clutch only engages at the very top of the pedal. Clutch pedal engages high. For a better experience, please enable JavaScript in your browser before proceeding. It's not an issue so I guess I don't pay much attention to it. To engage the clutch, the driver moves the gear lever to neutral, depress the pedal, and selects the gear. It does engage lower than our S4 Audi. yesterday my clutch felt fine in my ranger. I can change the tension on the cable and I can feel the pedal becoming tighter, but the engagement point doesn't … the clutch pedal engages too far out/high in its travel. Most late-model street vehicles use an internal hydraulic clutch release bearing, sometimes called a concentric slave cylinder (CSC). This procedure involves grinding it down to a new, flat surface and then polishing it to a mirror-like finish. Jimbo2000 0 jimbo rocks!! Because excessive wear on any part of your clutch results in wear on the other parts, it’s generally a good idea to have the clutch assembly, levers, clutch disk, and throwout bearings checked and, if necessary, replaced at the same time. I remember C4C5 adjusted mine but I couldn't tell you how. For most drivers, this is not comfortable. Yet, unfathomably, many of them suffer from clutch engagement high on the pedal travel. I haven't worked on a yaris so I can't give you any tips unique to that car! This pedal free-play ensures that when you release the pedal, the clutch disk is fully engaged. But the driven disc is not yet in contact with the flywheel. Share; A Posted May 27, 2005. gday lads. Come check out discussions on performance, specifications, modifications, purchasing, maintenance and more! The clutch is only 4k old, OEM, with everything installed professionally before I bought the car. Also, you should have 1" of brake pedal freeplay or the clutch will wear extremely fast. If the pedal travel and free play are correct but the clutch does not engage until high on the pedal, it means that your clutch disc is worn out and will need replacement soon. If it isn't slipping yet it will eventually. The height of where the clutch engages through the pedal travel I believe is adjustable. A properly adjusted clutch pedal can improve the feel of the clutch. adjust pushrod on the master cylinder Dont adjust pushrod on the master cylinder Here’s what should probably be done in each case: If the flywheel is worn, have a professional resurface it. the higher up it engages the more worn out it is. I have done it, but it's a PIA to get it right. Make sure the clutch pedal hits both the lower- and upper stops after any adjustment (s). We use cookies to give you the best possible experience on our website. When I bought her, she had an Xtreme single plate clutch which was incredibly heavy and engaged so high up in the pedal that I thought it was coming to end of life. Clutch pedal adjustment should be checked after a new clutch has been installed. Since getting myself back into a GTR, there was always something which left me feeling just a little unhappy with how it operated. Matt . However, now that it's in, adjustment is questionable. I recently put in a Maximum Motorsports clutch cable, quadrant, and firewall adjuster. My replacement Spec setup engages a little higher, but it is all the way out sooner. If you think that you have one, or if your clutch misbehaves in other ways, go to a reliable mechanic and have the clutch checked out. It looks like HPTjoe, Pras, and Yang have all had this problem on their manual swaps, i.e. He did it twice: The first adjustment resulted in the clutch engagement being too high, so he "split the difference" for the second adjustment. clutch pedal - too high. If you have a clutch disk replaced, have the entire clutch checked at that time to be sure that other parts aren’t going to need work soon. Never argue with an idiot. They are extremely tough to launch but you'll be able to drive anything if you can do this. Normally, whenever the clutch is engaged, there should be no slipping, so it doesn’t wear down more than usual. Posted by '91 GT. 98 1.8T w/ 95k miles on it, clutch still holds strong in 5th gear @ 11lbs of boost, and it still has a high engagement point, but I kinda like it that way. The spring pressure is released when the clutch pedal is depressed thus either pushing or pulling the diaphragm of the pressure plate, depending on the type. Close. The clutch is designed to engage the transmission to the engine and also to release power from the engine to slow down the input shaft on a transmission to switch gears. Mine grabs WAY high too (like in the last few inches of travel). And if you’ve already had the disk replaced, chances are that it managed to score the flywheel by the time you recognized the trouble signs and had the disk attended to. 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