While stopping at a traffic signal, you must have seen that if the rush is excessive, some people shut off their vehicle engines and also kick back silently. No, they are not dumb! They are actually offering more life to their car. Unneeded idling eliminates your automobile gradually without you also recognizing it!
Idling the car puts tension on the modern energy injection systems in today's vehicles. Idling was applied in cold or hot weathers when gas shot wasn't widespread in older autos. To keep the engine from delaying, people used to keep it running or it could not activate.