Mercruiser 4.5l low vacuum, WOT 4350 and higher fuel consumption

muc

"Retired" Association of Marine Technicians...
Joined
Jul 7, 2004
Messages
2,375
I tried to answer all your questions and give you my insight. If I missed anything let me know and I'll try to help.
 

muc

"Retired" Association of Marine Technicians...
Joined
Jul 7, 2004
Messages
2,375
I can't edit post #116
When I said.
"Any drop above 0.5v is bad. So 0.4 while at full charging is the only good number you have!"
I should have been clearer. during cranking the voltage in the battery will drop more then 0.5v. But this is in the battery, not in the wires and connections. Also the starter itself will use about 1.5-2 volts.
Either way you got some electric issues.
 
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