1998 Johnson Evinrude "EC" 25, 35 HP 3-Cylinder Outboards Service Manual, Page 232Get this manual
Charging System Check Chart
Where to Look
Procedure
Reference
Battery
1Battery defective or worn out 2Low electrolyte level 3Terminal connections loose or corroded 4Excessive electrical load
1Check condition and charge 2Add water and recharge 3Clean and tighten 4Evaluate accessory loads 1Clean and tighten 2Perform ohmmeter tests 3Perform ohmmeter tests 1Perform ohmmeter tests 2Perform running output tests 3Perform ohmmeter tests 1Perform variable load tests