No Merc wasn't using the 55 AMP fuse on these 3.0's in 1993.
Yes on the 1996 3.0LX then 1998 on the 3.0L then going to a 90 amp a few years later.
https://www.mercruiserparts.com/bam/subassembly/30914/1604/0
https://www.mercruiserparts.com/bam/subassembly/30914/1604/70
It kind of sounds like...
Possibly you may have accidentally compromised a spark plug, plug wire or wire boot end while in there doing the manifold change out service as it’s easy to do without initial notice.
Maybe try running the engine at night to see if you see any sparking light down there under the manifolds… When...
Hi there, while there are a few ways of figuring out what the gear ratio could be, one way would be usually having your stern drive serial number helps with finding your gear ratio especially if the engine wasn’t registered correctly when sold new when a Mercruiser dealer search’s the engine...
Could keep an eye on Ebay for both sometimes new and for sure used if desired…, https://www.ebay.com/sch/i.html?_nkw=861251-1&_trksid=m5467.l1311&_odkw=861251-1+Mercruiser+&LH_PrefLoc=2
Kind of rare for this item to fail like this but not impossible…Just a long shot idea is all here but maybe...
Add a 0 in front of the A to find your info. Your number comes up as an 1985 7.5 [M] model number 1007205
https://www.crowleymarine.com/mercury-outboard/297.cfm?mdl=0IK8MS&q=1007205
Sort of sounds like there may be an issue with either the oil pressure switch and/or the TKS diode, item numbers 10 and 30 for a visual for you, https://www.mercruiserparts.com/bam/subassembly/31493/12833/40...
Hi there, welcome to iboats forums... Your engine serial number shows the engine to be an 1988 45_HP [ELPTO] Model number 1045412BD.
https://www.crowleymarine.com/mercury-outboard/335.cfm?mdl=APYBJW&q=1045412BD
X 2, that’s what I’m thinking as well… If they don’t have yours they should have something similar still stored elsewhere for this boat model and engine model Application.
That mentioned, generally speaking here I recall Merc saying at some point that if they discontinue or change a major...
Home work started,
Personality
Personality (referred to as Import in previous versions of CDS G3) allows access to a function for importing a vessel specific file into a boat that contains calibrated parameters. (Example: boat length, center of gravity, or reverse drive efficiency.)
This screen...
Thanks guys, Silver power also sent a PM which I replied to first before seeing this… unfortunately my axius knowledge is very low so not much help… hopefully Muc has had some training on the subject or maybe even any Merc trained lurkers in here can join and chime in too. 🙂
Thinking since he...
0K149229 comes up as an 1997 MERCRUISER TB5, W/PS, 3"RISER, WORO, GEN6, 7.4L, C arbureted, Model number 474BF10KS, BRAVO..., https://www.crowleymarine.com/mercury-outboard/2345.cfm?mdl=8HAU0F&q=474BF10KS
Don’t know off hand but maybe see if the company mentioned in the following can repair your gauge, https://forums.iboats.com/threads/sc1000-working-sporadically.758120/
Try disconnecting the 2 wire connectors at/on the ignition control module (ICM) mounted on the port side exhaust riser elbow for a minute then plug them in and go for a ride and see if the warning horn has stopped sounding off...
