How Long Should a Long-Term Parked Car Be Started?

1 Answers
StHailey
07/28/25 2:37pm
Cars that are parked for extended periods should ideally be started at least once a week, and it's even better if they can be driven for ten to twenty minutes. The purpose of this is to allow the alternator to charge the battery, preventing battery drain, while also ensuring that various fluids are adequately circulated. This provides better lubrication for the engine and helps distribute the load evenly on the tires, preventing deformation due to prolonged uneven pressure on one side. If a car remains parked and unused for a long time, issues such as reduced battery capacity, increased body corrosion, deterioration of engine oil, transmission fluid, and gasoline, tire deformation, brake disc rusting, and aging of rubber components may occur. When a car is parked for an extended period, the engine oil can oxidize, leading to aging and potential leaks. Additionally, acidic substances in the oil can cause severe corrosion to engine components. It is advisable to drain the oil if the car will be parked for a long time. If the engine remains idle for too long, the lubricating oil on the surfaces of its components may drip down into the oil pan, leaving the parts unprotected and prone to rust. Starting the car once a week and driving it for at least half an hour ensures proper lubrication of all engine components, maintains the battery's charge, and prevents rusting of engine parts.
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