Load Test

NOTE: If battery is fully charged, disable ignition system. Crank engine for about 15 seconds to partially discharge battery.

Connect an ammeter as described in NO-LOAD TEST , step 1). See Figure. Start engine. Turn on high beam headlights and place heater control on HI. Increase engine speed to 2000 RPM.
Check ammeter reading. Ammeter should read 30 amps or more. If amperage is less than specified, repair or replace alternator.

ALTERNATOR RATED AMPERE OUTPUT SPECIFICATIONS

Application

⁽¹⁾ Amperes

A/T

M/T

⁽¹⁾	Rated output is measured with 12 volts supplied to alternator.