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Garmin 478 to Yamaha Fuel Management?

Old 05-14-2008, 04:34 PM
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Default Garmin 478 to Yamaha Fuel Management?

Has anyone hooked a Garmin 478 to the Yamaha fuel management guage to get MPG? ;?
Old 05-15-2008, 01:22 PM
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Default RE: Garmin 478 to Yamaha Fuel Management?

saltydog251 - 5/14/2008 5:34 PM

Has anyone hooked a Garmin 478 to the Yamaha fuel management guage to get MPG? ;?
Just connect blue wire of 478 harness (Data-OUT) to white wire of Yamaha NMEA0183 coupler.
Make sure black wire of 478 is grounded.

Good luck.
Old 05-15-2008, 05:01 PM
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Default Re: Garmin 478 to Yamaha Fuel Management?

That's done but it's not working. Thanks

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