Does Rain Affect Cars?

1 Answers
DiJanelle
07/29/25 7:30pm
Heavy rain can damage the car's exterior paint, ignition system, and air filter. The specific reasons are as follows: Damage to the car body: After a car is exposed to rain, water not only remains on the surface but also seeps into the gaps beneath the car. Damage to the paint: Rainwater in urban areas generally has high acidity, and the acidic components in the rain can severely corrode the car's paint, causing irreversible damage over time. Damage to the ignition system: While driving, the temperature inside the ignition system in the engine compartment rises accordingly. When encountering rainy weather, the cold air outside meets the hot air inside the engine compartment, causing condensation to form on the ignition system. If the condensation does not evaporate in time, it can affect the ignition system's operation, leading to difficulty in starting the car. Damage to the air filter: When rainwater enters the air filter, the damp filter element reduces the air filter's permeability, resulting in insufficient air intake for the engine. The most direct consequence is reduced engine performance, which in turn increases fuel consumption.
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