how do i test the ecu???? - iboats Boating Forums
Jun 12, 2011 · Re: how do i test the ecu???? I have good compression. I have good spark (New Switch Boxes). I have 12.8 V comming from the ECU to the fuel pump. I do not have 12V at the positive terminal of the fuel pump. I can ground the fuel pump and make it run and pump. Is the pressure regulator responsible for activating the ECU, and if it is not, what is. I have power …
Anyone know how to test Suzuki ECU?? - iboats Boating Forums
Feb 1, 2012 · Re: Anyone know how to test Suzuki ECU?? Automotive Scientific in Rogersville, TN (423-921-9085) is an electronic module rebuilder/analyzer, and can rebuild just about anything electronic. And, their level of service is excellent. See if they can help you. My Jaguar has 17 electronic modules--many of which cost $1,500 new.
Yamaha F115, ISC test - iboats Boating Forums
May 3, 2011 · Re: Yamaha F115, ISC test ? I had an ISC problem with my 2003 F115. It started to cause my ECU to freak out ...What I did first was to get a copy of the yamaha diagnostic program and made my own cable (for $30) Cause I could not order the Yammy cable cause they are back ordered for over 6 months and cost over $300 ridiculously stupid price.
Anyone know how to test Suzuki ECU?? - Boating Forum
Mar 31, 2012 · Re: Anyone know how to test Suzuki ECU?? Decided tonight to get better acquainted with my bottle of Bacardi 151. So will continue saga later.
Suzuki DF70 How to test a ECU faluty - iboats Boating Forums
Mar 14, 2013 · Re: Suzuki DF70 How to test a ECU faluty ? No spark on 1 & 4 indicates a bad coil (easily diagnosed by swapping coils), fault in the wiring harness (easily diagnosed with a test meter), or a bad ECU. However, the ECU will not fix your charging problem, which is most likely a bad rectifier. If I had to guess, you have had a bad battery connection and it took out both the …
Who can do ECU/EMM Electronics Testing/Repair. DFI Still in …
Jun 1, 2015 · No active faults but communications to laptop PC suddenly die after a few minutes of testing fuel and oil pumps and injectors etc. Looked to me like some kind of intermittent power problem on the ECU (Model 586465) so pulled the unit and contacted DFI Technologies to inquire about turn around time for a bench-test and refurb if any problems found.
mercury 150 efi fuel pump - iboats Boating Forums
Nov 2, 2011 · Re: mercury 150 efi fuel pump Without getting technical,the ECU controls the ground to the pump. You need to test the fuel pressure when pump runs to see if within spec's and check all the grounds to front mounting plate (ECU mounts) and check the ECU connector. If all is Ok the fuel pump driver may have failed in the ECU.
Tohatsu ECU replacement - iboats Boating Forums
Feb 12, 2021 · Before replacing the ECU, put an ohm meter on the wire between the ECU and the coil and make sure the wire harness is still good. It could be a bad ECU, or it could just be a bad wire.
Procedure to test Stator on Mercury - iboats Boating Forums
Jun 20, 2022 · Testing the stator only requires an ohmmeter, you do not need to remove the flywheel. Disconnect the yellow leads to the rectifier. Disconnect stator leads from switchbox. Engine should be cold, resistance increases with temperature. Specifications are from a manual that only goes up to...
Mercruiser ECM replacement? - iboats Boating Forums
Dec 24, 2021 · Hello to everyone, New to this forum, proud owner of a Chris Craft Scorpion 210 with a mercruiser 350. After testing, I was told by my mechanic that I need a new ECM (motor is a MCM 5.7L EFI). He replaced my original ecm (delco model 16234539) with another he had in his shop (delco model...