Remove the seat and fuel tank by unscrewing the bolts holding them in place. It has been a few months and I can't find that forum post again. If you get a hi/lo HID kit, pick up the 10 second delay relay so you can swap it out with the relay that comes in the hi/lo kit. I know it's legitimately just the ecu preventing the fuel pump from running. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Once the fuel line is disconnected, you can remove the old filter. Detach the old ignition coil from the spark plug. All fuses are intact. Then, remove the two bolts that hold the pump in place. 3 pipes: 1 Main fuel supply. For a better experience, please enable JavaScript in your browser before proceeding. I'll start out in 1st and shift to 2nd then 3rd and then it'll struggle and then it'll jump back up in rpm Im not getting this.. That to me sounds like an EFI issue. Disconnect the electrical connector and fuel line. ! Reconnect the fuel line and start the engine to check for any leaks. Fuel pump problem. I will be more than happy to help you out. It is important to check the engine's valve clearance. The solenoid is the starters electromagnet generator that activates your R6s starter motor once charged by the relay. Yay. Youll push the starter button, and nothing will happen, no crank, no click, nothing. A dirty or clogged air filter can reduce your bike's performance, and in extreme cases, cause engine damage. Traxxion Dynamics AT20 fork cartridges, Penske shock, R1/R6 master cylinder, SSL lines, custom tail, T-rex frame sliders and case protectors . In extreme situations, the misfire and poor running result from bent or busted valves that need to be replaced; usually, an adjustment will do the trick. Test the new ignition coil to ensure it is working properly. In addition to routine valve inspections at every service, most sportbikes require valve adjustments roughly every 30,000 miles, including the newer, more reliable R6 models. In my opinion, the 55w kit is overkill on light output any ways. Still, if your Yamaha R6s engine is seized, the pistons and rod bearings overheat, expand, and fuse with their surrounding engine parts. if the key is on it is pumping fuel all of the time. http://www.sportbikes.net/forums/fzou-experiencing-poor-idle-mileage-stalls.html. breadcrumb. The usual culprits on an older, carburated R6 are float needle issues, bad carb jets, or clogged fuel lines. It was shorting and caused the kill switch to engage. Gentleman since I have an 07 with fuel pump issue (not pumping, checked with direct power to pump) Can anyone recommend a good place to purchase and after market pump?? r6-forum.com is not in any way affiliated with Yamaha Motor Company, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Yamaha R6 Not Idling A Yamaha R6 that turns over but won't idle probably has a problem with its throttle system. BMW S63 Engine Problems What Are the Common Issues? Hopefully it's just a loose connection or something. YZF R6 Problems/Solutions (common. It also regulates the charge, so the battery doesnt explode. $167.04. In order to explain this more thoroughly, lets examine the three main components and functions of a motorcycle starter. Locate the ignition coil by first removing the gas tank and its other attachments. Finally, it is important to have the engine serviced regularly. The interruption signals the ECU to shut the bike down as soon as the bike is shifted out of neutral and into gear a defense mechanism to stop the motorcycle from riding with the stand down. In extreme cases, it can even cause engine damage. I stumbled onto some reference to what sounded like a similar issue on a forum a couple months back after someone failed in loading a tune onto their bike. Your Yamaha R6 wont start if you drop your bike, and its safety switch is activated; it will not start until the motorcycle is reset. A squirt of starter fluid at the boot while running will tell you. The battery is the powerful force of all your R6s electrical components, including your bikes ignition, starter, and fuel injection systems. The engine cutting out ended up being my kickstand sensor. Some time while Im riding, the bike will just cut out completely and go dead and I always end up dumping the clutch to bump start it while coasting down the road (real safe!!!). A 55w kit will draw more power and stress the stator. Maintaining that light pressure on the foot control, hit the throttle a few times. 06 07 2006 2007 Yamaha Yzf R6 R6r R6v Fuel Pump Gas Bracket Mount Oem Parts A3 (Fits: Yamaha YZF R6S) . If I put gas into the carbs with just gravity, it starts up and runs beautifully. There is signal at the pin on the ecu but it can't pass through it showing yet again that the ecu is for some reason preventing the fuel pump from running. Remove the seat and gas tank in order to access the fuel pump. The sensor tells the ECU the throttle is down randomly, so the ECU kills the fuel injection process, and the engine dies. Any help is appreciated. Come join the discussion about performance, modifications, troubleshooting, maintenance, and more! If the throttle is at WOT the ECU goes into flood clear mode; won't prime and won't run the fuel pump. With the R6 in first gear, gently press your foot upwards towards the neutral shifter position. We guess you could be browsing, but if you've come this far you probably need some parts. Detailed Description: Fuel pump won't prime. If youre inexperienced as a home mechanic, but your Yamaha R6 wont get in gear, we suggest taking your R6 to Yamaha techs for clutch and shifter arm inspections and adjustments. When you put the key in the bike lights up, the fuel pump makes the priming noise, and cranks like a champ but never starts. This will give you better access to the spark plugs. r6-forum.com is an independent Yamaha enthusiast website owned and operated by VerticalScope Inc. Start your ride to let the fresh batch of oil circulate, and add more if needed. . Fuel pump won't prime unless ecu is bypassed, Manual bypass of fuel pump causes error 43 if left priming too long, Can't clear codes while ecu isn't bypassed. Defective throttle servo motor. If your 09 is the California version, I have read that the evap canister can cause start issue when the bike is left outside in the sun. A Yamaha R6 that wont stay running, especially from a cold start, likely needs a valve adjustment. Life is good again. Sucking on 3 will result in fuel pouring from 1 or 2 depending on where the valve is set. New, redesigned fuel pump fixed the problem. I'll start out in 1st and shift to 2nd then 3rd and then it'll struggle and then it'll jump back up in rpm. Once the RPMs drop, the sensor thinks the throttle is somewhere its not, killing the fuel supply and thus your Yamahas ignition. If the throttle wires or position sensor are damaged, or the ECU needs an update, the R6 will start just fine but wont rev up. If any of the said symptoms are manifesting, here's the process to replace your spark plug: Over time, these components can wear out and cause leaks, which can lead to overheating and total engine damage. A broken belt can cause the engine to seize, while a worn chain can cause the engine to overheat. Like this content? The difference is that the clicking sound in this scenario is the starter gears failing to turn your flywheel over; its caused by failed magnetization, either from a lousy magnet or a bad starter motor. Anyway hope this helps, good luck. When the bike was in a hot environment it would not prime. There seems to be a problem serving the request at this time. A forum community dedicated to all sport bike owners and enthusiasts. Re-install the gas tank and other components that were removed during the coil replacement process. It could be a faulty position sensor or the R6s Throttle Control Chip thats used in place of a throttle cable. You can fix the problem by uninstalling the Throttle Position Sensor and cleaning it free of dirt and grime. If you have any questions or need any advice, ask me in the comment section. A failing Regulator/Rectifier or Stator is the leading two causes for a battery that keeps dying and wont charge on a Yamaha R6. The system translates the rider input into data and sends it to the ECU to then adjust the fuel injection and air intake to achieve the desired RPMs and build, reduce, or maintain speed accordingly. Remove the oil drain plug and allow the oil to flow into a catch pan. Posted on Jun 07, 2010. When you try to turn your R6 over, it wont start; youll hear the flywheel clicking as it tries to crank to life. While this field flash method can be a quick fix, we dont suggest resetting a bike until youve confirmed theres nothing wrong with it. Yamaha stocked the R6 with throttle-input-regulated fly-by-wires Yamaha calls a Chip Controlled Throttle system. And we've got them by the thousands. no fuel at plugs i have a 2004 injected r6 .good spark at plug but no fuel getting through. Screw in the new spark plug and screw on the spark plug cap. Other riders claim theyve tried a field flash by unhooking the battery, and it didnt work. If it does not run with electrical power to it the pump is defective. You got a power commander? the factory yamaha manual for the 2003-2005 R6 says it should be 42.6psi. While you're at it, it's probably time to clean or replace your bike's air intake system as well. This is because the starter magnet cant get the juice it needs to click if your relay isnt working properly. If the trouble light does not light then you . The Regulator/Rectifier rectifies the current, so the battery can use it to recharge while youre riding. Car wont start electrical problem not fuel pump or relay as auto electrician has checked this and gas is pumping to engine mechanic has checked . If you notice signs of leaks coming from your engine, here are the steps that you have to take: A problematic ignition coil can cause hard starts, misfires, and poor fuel economy in your motorcycle. If the side stand switch is damaged, or if your R6 is in gear with the kickstand down, the bike wont even try to crank. Once the seat and fuel tank are removed, you should be able to see the air filter housing. http://www.fz09.org/forum/34-yamahassues/894-occasional-hard-start-stalling.html, http://www.fz09.org/forum/34-yamaha1741-removing-ca-emissions-evap-canister.html. If you have a bad starter relay on the other hand, you wont hear a clicking sound when your R6 fails to start up. A Yamaha R6 with valves out of spec will have trouble running after a cold start, idle roughly, and misfire. Make sure everything is securely fastened before moving on. Inspect the condition of the spark plug wire.
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