Charging System Test Procedure: Notes

Press ENTER to begin charging system test.

Fig 1: Battery Tester Screen Display - CHARGING TEST
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ENTER button is pressed, the tester displays the actual voltage of generator. Press ENTER to test the charging system.

Fig 2: Battery Tester Screen Display - ENTER
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The MICRO 570 will prompt you to rev the engine until the rev is detected. It will then collect the data.

Fig 3: Battery Tester Screen Display - INCREASE REV
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Press ENTER.

Fig 4: Battery Tester Screen Display - AFTER REVVING
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The MICRO 570 will analyze the charging system output at idle for comparison to other readings.

Fig 5: Battery Tester Screen Display - ENGINE AT IDLE
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The MICRO 570 will detect the amount of ripple from the charging system to the battery. Excessive ripple usually means the stator is damaged or that one or more generator diodes have failed.

Fig 6: Battery Tester Screen Display - DIODE/RIPPLE
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The MICRO 570 will prompt you to turn on accessary loads. It will then test at idle and prompt you to rev the engine. The analyzer will determine if the charging system can provide enough current for the demands of the vehicle's electrical system.

Fig 7: Battery Tester Screen Display - ENTER
Courtesy of HYUNDAI MOTOR CO.

NOTE: When asked to turn on the accessory loads, turn on the blower to high (heater), the high beam headlights, and rear defogger. DO NOT use cyclical loads such as air conditioning or wind-shield wipers.
After the test, the MICRO 570 will display the idle voltage, load voltage and the state results.

Fig 8: Battery Tester Screen Display - LOAD ON/OFF

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Fig 9: Battery Tester Screen Display - CHARGING SYSTEM NORMAL

Courtesy of HYUNDAI MOTOR CO.