Is idling for several hours harmful to the car?

Letting the car idle for an hour will do some damage to the car.

When the car is idling for a long time or often, carbon deposition is easy to occur in the engine cylinder, the throttle valve will be affected, and water will accumulate in the exhaust pipe, which will easily accelerate the wear of the engine for a long time. According to the actual measurement, the fuel consumption of idling for one hour is equivalent to running 15-30 kilometers, and there will be differences among different models.

Idle speed is very harmful to cars, mainly in the following aspects: fuel consumption: different cars consume different fuel at idle speed. Some cars will consume 1L when idling for more than one hour, while others will be higher, reaching 6 or 7 L.

Causes of water temperature rising when the car is idling.

1. There is something wrong with the cooling fan itself. First, check the fan belt. It may be broken or slipping.

2. There is something wrong with the water temperature sensor or the temperature sensor. There is something wrong with the water temperature sensor or the temperature sensor. If the vehicle can't detect the temperature, the cooling fan will naturally stop working.