1997+ Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-826148R2, Page 82Get this manual
Stator Ohms Test-Alternator Coils Only NOTE: Stator can be tested without removing from engine1Disconnect both yellow (stator leads) from terminals on rectifier (or terminal block) or disconnect bullet connectors from voltage regulator2Use an ohmmeter and perform the following testIMPORTANT: If stator is mounted on engine, black stator lead (if provided) must be grounded to powerhead when testing3Replace stator if readings are outside ranges shown9 AMPERE MANUAL STATOR (SN-0G589999BELOW)
Test Leads
Between YELLOW Leads Between either YELLOW Lead and Ground
16 AMPERE STATOR (SN-0G590000ABOVE)
Test Leads
Between YELLOW Leads Between either YELLOW Lead and Ground
Resistance (Ohms)
.16 .19 No Continuity
Scale Reading (x)
.16 .19 (R 1) No Continuity (R 1000)
18 AMPERE STATOR
Test Leads
Between YELLOW Leads Between either YELLOW Lead and Ground