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Home >> Mazda >> 1982 >> B2000 Sundowner >> Repair and Diagnosis >> Electrical >> Charging Systems >> Alternators & Regulators >> Testing >> On-Vehicle Testing

On-Vehicle Testing

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Perform tests at normal operating temperatures. Accelerate engine gradually to desired testing RPM, and return it to lower RPM as soon as possible. Do NOT race engine.

CAUTION: Never disconnect battery or alternator leads while alternator is running. Reverse polarity or excessive voltage will severely damage the charging system.