On-Vehicle Tests: Notes
NOTE:
Before making electrical checks, visually inspect all terminals for clean, tight connections. Check alternator mounting bolt torque and drive belt tension. DO NOT
ground the No. 2 lead wire on SI series. Battery must be fully charged to test charging system.
CAUTION:
DO NOT
attempt to polarize alternator. DO NOT
ground terminals except as instructed. Avoid operation with battery out of circuit or output terminal open. Alternator and battery share the same ground polarity.