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Mercury SmartCraft Gauge Backward Compatibility

Posted: Tue Jul 19, 2022 2:41 pm
by houston777
Can a new 2022 Mercury Smartcraft gauge replace a c.2003 Smartcraft gauge with just plug-and-play installation to the same wiring harness?

BACKSTORY
The liquid crystal displays in my c.2003 Smartcraft gauges are "shot", and the gauges need to be replaced. The gauges are on a 2003 Boston Whaler boat and connect to a Mercury OptiMax 135-HP engine in Houston, Texas.

Re: 2003 Nantucket - SmartCraft Gauge replacment

Posted: Tue Jul 19, 2022 3:21 pm
by Phil T
The faceplates of some liquid crystal display gauges that have become clouded can often be restored. Visit

https://gaugesaver.com/

Re: 2003 Nantucket - SmartCraft Gauge replacment

Posted: Wed Jul 20, 2022 4:24 am
by houston777
Thanks Phil

Re: Mercury SmartCraft Gauge Backward Compatibility

Posted: Wed Jul 20, 2022 9:02 am
by jimh
houston777 wrote:Can a new 2022 Mercury Smartcraft gauge replace a c.2003 Smartcraft gauge with just plug-and-play installation to the same wiring harness?
You will need to consult an expert on Mercury Smartcraft gauges and wiring harnesses. I am not aware of any really good source of public information about the details of Mercury Smartcraft gauges and wiring harnesses. Mercury seems to keep that information in very limited distribution. Often their own dealers seem to be unaware of these details. Try to find a really well-informed source to get the answer.