MEFI troubleshooting tips and tricks

Author channel DuneHoon   10 мес. назад

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GM Reduced Engine Power Mystery Solved

Loads of GM owners are getting the death message "reduced engine power" on the dash - Mark wants to know the exact root cause of this well known issue so he takes the throttle body apart and puts it under the microscope. Want to save yourself time and money - you only need to change one part.

How To Tune Up a MerCruiser MPI Sterndrive - PowerBoat TV

This episode was featured in episode 11 of the 2011 season. To watch full episodes online, go to

Simple Way to Read Trouble Codes on Mercruiser MEFI Engines

Questions? Comment below. This was done by my dad. Here is his channel - Recording done by me.

How To Pull Codes On Honda EFI Outboard Motor

I know this will work on the 40hp and 50hp EFI Honda outboards. It might work on other various Honda HP sizes. Hopefully this works for you!

GM LS WIRING 101 by CBM Motorsports

In this tutorial we cover wiring harness`s, sensor type, sensor location, ecm`s and more. All related to the GM LS series engine.

We see this a lot in sandcar applications. These should be mounted in a way that water, dust, sand can't find their way into the plugs of the ECM. We could see from the logs that something funny was going on pretty quickly...

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