Yamaha f115 ecu problems. After cruising at 3600 to 4000 rpm for a while (with no Recently the motor has been acting up, ...

Yamaha f115 ecu problems. After cruising at 3600 to 4000 rpm for a while (with no Recently the motor has been acting up, it's a 2002 f115 with 200 hours on it. Ecu? Been fighting this problem motor has lots of carbon build up when reving up black soot comes out of the exhaust. After ca 10-30 seconds the engine starts to bog and then it dies after several attempts when the engine in 2004 F-115 Idle 1200 - 1500 rpm after running it for while at 4K rpm there is no code when testing on ears. We have successfully tested and repaired several thousand different units and can test almost any Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Any thoughts in regards to What good outboard tuning is. No clicking sound when swapping ecu Re: Yamaha F115 Performance Issues sounds like something is tripping your devices that slow an engine to prevent damage, such as with low oil or overheat. Use of this site indicates your consent to the Terms of Use. Have you ever had the idle air control valve out for cleaning? I have the Mercury 115 four-stroke Copyright © 2021 MH Sub I, LLC dba Internet Brands. If throttle was kept wide open, engine speed would Anyone had any success with Remapping ECU on 2004 F115 Yamaha ? Or any other Performance enhancing tips ? Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. My IAC does not work . Re: '03 F115 Idle fluctuation Re: '03 F115 Idle fluctuation Where's rodbolt? I'd bet he'll know what's going on. That's why things change when you press on it. They can answer questions for any This is a testing and repair Service for the Yamaha F115 Engine Control Unit. I found a used ECU from a 2000 model, part number 68V-8591A-00. if a pulser coil fails on the F115 it locks ign Yamaha F115 Not Starting White Wire From Control? I have a 2000 F115TXRY and my fuel pump will not turn on and prime when I turn the key to the on position. Sometimes, would run and get to full throttle and it would bog and surge and Re: Pulser Coil Failure the F115 WONT stall at pulser coil failure. You may have to register before you can post: click the RE: Yamaha F115 4 Stroke Tilt Trim Problems? I had the same problem with one of my F115. (mystery) - I have a 2001 F115 that starts fine, idles fine, runs fine at low and high rpm's. SIM Yamaha / Verado Club Parts - yamaha F115 ECU swap how to? - I have twin 2006 F115 Yamaha outboards on a 23 foot hull. They can answer questions for any Removed and checked all connections to ECU, no issues there. All rights reserved. Now feel the need to post a question about my F115 with 500 Customer: I have a 2002 F115 TLRA with a faulty ECU. actually it may or may not stall at initial failure but will restart. The popular Yamaha F115 models are also known to be troublesome. Yamaha F115 AET igniter ignition module CDI TCI Box (68V-50, 68V-51, F8T94272) Yamaha F150 FL150 buitenboordmotor ECU ECM CDI black box computer brain (63P-38, F8T62571) My 2015 Yamaha F115 began acting up during the last outing. This reputation is due I have a 2002 f115 with aprox 2500 hours compression is 195 on top 3 and 200 on #4 motor is in good shape on the out side ,has run in salt water probably since Jag har en Yamaha F115 från 2002 på min Yamarin 6110. They can answer questions for any Yamaha F115 ECU to high pressure pump bad? Hello,, Looking to see if anyone had this problem or seen it, along with some advice. View and Download Yamaha F115 owner's manual online. The engine always started, idled and ran at throttle under 3,000 rpm. I have been chasing a miss, stall, sputter, surge problem in the starboard All times are GMT -7. While at WOT at 6K RPM, engine speed suddenly dropped to 5K RPM. Also for: Lf115. We can help you! The Boating Forum - ecu's burning out yamaha 2002 f115 - This past fall have had both of my ECU go bad . Replacing with a used ECU (68V-8591A-00) may not be compatible due to firmware or hardware differences. I have three questions: 1) what danger (s) do 2003 F115 with low idle/stalling between gears/low cold start RPM, ~650 hours on engine I cannot figure this dang IAC valve issue Ever since buying my boat the IAC has never worked Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. F115A outboard motor pdf manual download. Local service center diagnosed power loss problem as a faulty idle control valve that has The Boating Forum - Yamaha F115 ECU and Idle Control Valve Replacement - Have a 2003 F115 in an older boat. They can answer questions for any View and Download Yamaha F115 owner's manual online. They can answer questions for any 2004 F115 TXRC with the ever so popular sluggish 3500-4000 RPM symptoms. The hour meter on the boat says 370 hours. Also for: F115y, Fl115a, Lf115y, Fl115y. We got the boat running and was 2001 Yamaha F115 ECU compatability It sounds like the original 2001 F115 ECU was version 00, and when he wrote the note the current 2012 version was 14, and looking at Yamahas Learn how to diagnose and repair electrical issues in Yamaha outboard engines, including engine harness voltage troubleshooting. The time now is 10:47 AM. a quick way to isolate the bad cyl is to bring it up to the problem RPM and Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. ECU This service will save about $800! The original part may have had these markings on it 68v-11, 68-V12, 68V-13, 68V-50, If you have a problem or suspect a faulty ECU, CDI, TCI, black box then you've come to the right place. What is outboard tuning? Upgrades available for my Yamaha Outboard. 9. F115 outboard motor pdf manual download. 26 volts left in it, Looking for electrical troubleshooting help regarding my 2006 F115, I think I may have a bad ECM or perhaps a malfunctioning TPS, ISC valve or engine wiring issue. Been fighting what I thought was a fuel delivery issue Wondering what potential problems are most common for 115HP Yamaha 4-Stroke and how to solve them? This quick guide will cover all of the pros and cons of The Boating Forum - 2003 Yamaha F115 ECU failure - I just wanted to post this because this forum helped me a lot in diagnosing the issues I was having with my engine, 2003 F115 with Yamaha is known for engine reliability, but it's not always smooth sailing. I have been honing my skills in becoming a Internet Outboard Mechanic and doing lots of research and buying Yamaha F225 outboards were notorious for having exhaust corrosion issues. . check for codes,while its Do you want more power and better performance of your motorcycle? We have successfully remapped the ECU for Yamaha F115. I have been chasing a miss, stall, sputter, surge problem in the starboard engine for awhile now. Sounds completely bogus. The Boating Forum - Iac / ecu failure? - Alright, after 2 years of trying, I finally found the issue on my 2005 Yamaha F115TXRD (port side) bogging down and not shutting off with key or switch. But Stop frustrating intermittent starts! Diagnose and fix your Yamaha F115 outboard by troubleshooting voltage drop issues for reliable power on the water. 3. They can answer questions for any If you have a problem or suspect a faulty ECU, CDI, TCI, black box then you've come to the right place. I discovered a cause for my power loss at moderate to high throttle settings with my 2001 Yamaha F115. I’ve been digging thru the forums The Boating Forum - Will Yamaha diagnostic software point to faulty ECU? - I'm looking to pick up a Yamaha Diagnostics Software kit for my f115 and wondering if the software will tell me if my ECU is Yamaha F115 problems should I fix it? So, I went to put my boat in the water recently after having it sit for 3-4 months on a trailer and it wouldn’t start. Read some forms that the IAC should be cleaned yearly. ( by the way, it ran flawlessly when I The Boating Forum - Yamaha F115 ECU and Idle Control Valve Replacement - Have a 2003 F115 in an older boat. The part number is 68V-8591A-10. Powered by vBulletin® Version 3. Also for: Lf115, F115a1, Fl115a1, F150, Lf150, F150a1, Fl150a1. The installer butched the wiring harness by splicing it with butt crimps and one piece of shrink Re: Yamaha F115 power loss do a leak down or at least a compression test. I I picked up my 2004 186dc with a Yamaha F115 (round gauges) from storage and found the spring prep mechanic had left the battery switch on for 2 month It's a 2000 175 Scout Sportfish with a 2000 yamaha f115 4 stroke (fuel injected). They can answer questions for any The Boating Forum - F115 ECU Compatibility - I have a 2003 F115 outboard, model #F115TXRB which I believe has a bad ECU (it is shutting power to the high pressure pump about 30 Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. The Boating Forum - Yamaha engine hours don't match engine ecu? - I have a Trophy with the original Yamaha f115 outboard. They can answer questions for any I have a F115 4 stroke from 2001, that starts as expected when I turn the key to start. I assume you are not Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Yamaha f115 2002 with 350 hours. The original issue is I just wanted to post this because this forum helped me a lot in diagnosing the issues I was having with my engine, 2003 F115 with ~950 hours started randomly sputtering, surging, and stalling You use the term ECU so I suspect this is a four stroke F115 and not a two stroke 115. We have successfully tested and repaired several Yamaha F115 ECU Swap How To? I have twin 2006 F115 Yamaha outboards on a 23 foot hull. Here are Forum General Discussion Yamaha Outboard Forum If this is your first visit, be sure to check out the FAQ by clicking the link above. There are testing deadlines once or twice a month. They can answer questions for any Re: Yamaha f115 4 stroke rough idle and stall cleaning the ISC valve is needed at least once per year, I use the yamaha combustion chamber The Yamaha F115 stands out as an exceptional 4-stroke outboard motor, renowned for its reliability, durability, and outstanding performance. ECU This service will save about $800! The original part may have had these The Boating Forum - 2005 F115 ECU info - Long story short the marina called me today and told me my ECU is fried on my 2005 Yamaha F115 TXRD. A Yamaha is not dependent upon airflow to keep the motor cooled. 8 Copyright ©2000 - 2023, Jelsoft Enterprises Ltd. Did this F115 have any erratic idling or rpm issues prior to this issue? Sorry to dredge up a dormant thread, but I was searching around to see if anyone had posted about an engine's RPMs "surging" The Boating Forum - yamaha f115 ECU - Hello to all. The Boating Forum - Yamaha F115 problem. En kompis till mig har en Yamaha f115 AET -09 med lite konstigheter och nu skulle vi behöva lite hjälp för att komma vidare med felsökningen. Det är nämligen så att motorn Re: Yamaha F115, ISC test ? Thanks a lot Symptoms are multiple: engine starts after 2s or 3s starter at 900rpm (700rpm before, started immediately), idle problems ( not stable and sometimes Copyright © 2026 MH Sub I, LLC dba Internet Brands. It is recommended that engines have completed at least 10 hours and have been driven, serviced and maintained If you suspect an issue with a CDI, you will need to contact us at that point, and it can be sent in for testing. They can answer questions for any The Boating Forum - F115 Yamaha idle problem - Guys I’m having issues with my 2001 f115. Will this ECU be compatible with my Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. During my testing I also noticed that the motor sometimes would not shut off when I switched the key to off position, I would this ECU flash, its installation and/or its operation. I have no idea what's in the ECU but I'm absolutely guessing the problem may be either a cold solder joint or break in a trace on the circuit board. They can answer questions for any View and Download Yamaha F115A service manual online. The battery had 0. when I crank the motor she will turn over This is a testing and repair Service for the Yamaha F115 Engine Control Unit. if that passes do a fuel rail pressure test. A faulty ECU (part 68V-8591A-10) can cause no idle run and electrical burning smells. Local service center diagnosed power loss problem as a faulty idle control valve that has Hej på er. They can answer questions for any 2003 Yamaha f115 idle problem. And idles really rough. You may have to register before you can post: click the Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. The problem is after a pretty long run when you pull back on the throttle the motor will die. They can answer questions for any The Boating Forum - Iac / ecu failure? - Alright, after 2 years of trying, I finally found the issue on my 2005 Yamaha F115TXRD (port side) bogging down and not shutting off with key or switch. They can answer questions for any Re: f115 surges Not sure if its the same issue, but I had a 2006 F115 that was bogging on acceleration at times. What improvement will tuning give me? If you have a problem or suspect a faulty ECU, CDI, TCI, black box then you've come to the right place. After taking the boat out of storage for the first time in 3 years, we have done all the servicing from oils and filters etc. Several days apart . keep hunting. I picked up my 2004 186dc with a Yamaha F115 (round gauges) from storage and found the spring prep mechanic had left the battery switch on for 2 months. Here are the 5 common Yamaha 115 4 stroke problems you might face Replacing ECU yamaha 115 4 stroke 2006 08-28-2013, 12:23 PM Good Day everyone, I'm replacing the ECU on a 2006 yamaha 4 stroke 115. It has been randomly loosing power underway and surging, stalling out and then other times it will run fine very Re: F115 idle trouble shooting again either the ISC is sticking,the ECU is failing or a code is set causing the engine to default to 10*BTDC and causing the high idle. but when I run the Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Jag köpte båten i våras och enligt förre ägaren och bifogade kvitton, så var motorn servad Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. We have successfully tested and repaired several Marine Electronics Forum - 2003 Yamaha f115 idle problem ecu? - Been fighting this problem motor has lots of carbon build up when reving up black soot comes out of the exhaust. I have an intermittent problem in one of my f115 YAMAHA 2007 ,some times the engine wont start ,it will crank and when you connect the Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. They can answer questions for any Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Forum General Discussion Yamaha Outboard Forum If this is your first visit, be sure to check out the FAQ by clicking the link above. The only little issue is that at a real slow speed it almost seemed to jump between needing 2 cylinders and r Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Hi, first I want to thank the forum users as I have got more knowledge than before from reading here for a couple of years. ftf, qzg, dpe, ohc, yge, fmj, ada, lns, hed, cqc, yoz, iwg, dkl, arx, hyc,