B3000 4WD V6-3.0L OHV (1995)
WET BATTERY APPLICATION GUIDE
7. Battery Diagnostic Procedures
(USING LOAD TESTER VAT40 or equivalent)
1.
Start engine and confirm that alternator warning light is not illuminated.
NOTE:
If the warning light is illuminated, the self-diagnostic function is operating. Check the alternator and related harness. Refer to the instructions -
in section G of the applicable workshop manual.
2.
Check the alternator belt tension and condition.
3.
Turn the vehicle headlights "ON". Check engine belt and alternator bearing for unusual noise by raising and lowering the engine RPM.
4.
Turn ignition and all accessories "OFF".
5.
Connect a load tester.
6.
Apply the load test referring to the table (refer to Charging and Load Testing Information) and flow charts on 7 or 7a., Battery Diagnostic
Procedures (depending on the test equipment). The final voltage must be above the minimum value shown in the table. Record the voltage on the
"Battery Check Sheet".
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If the voltage is more than the minimum, measure the open circuit voltage. Charge the battery if less than 12.4V.