What are the battery specifications for Subaru vehicles?

1 Answers
VanIsabela
07/30/25 3:55am
Subaru Outback uses Q85R, and the start-stop battery is 90D23R. Battery principle: A battery is essentially a storage battery. During charging, external electrical energy is used to regenerate the active materials inside, storing electrical energy as chemical energy. When electrical energy needs to be released, the chemical energy is converted back into electrical energy for output. Precautions: When Outback owners inspect the battery and battery fluid level, if they find that the battery fluid level is below the lower limit or there is a leakage issue, they should promptly visit an authorized Subaru service center for inspection. Alternatively, owners can add distilled water to the upper limit themselves. If distilled water is not added, the positive and negative plates of the battery will be exposed to air. Prolonged exposure will cause oxidation with the air, affecting the battery's lifespan and capacity.
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