Why does my car get hot in stop and go traffic?

Why does my car get hot in stop and go traffic?

Modern cars are equipped with an electric radiator fan that moves air through the radiator and cools down the antifreeze inside. When traveling at higher speeds, there is enough airflow across the radiator that the fan typically isn’t necessary. That’s why the engine temperature rises when you’re stuck in traffic.

Why does my car heat up when idling?

The most likely reason for this type of problem is that your fan isn’t working, but the reason, and the fix, will differ depending on the car you drive. Intermittent overheating problems can also be caused by low coolant, air in the cooling system, a bad coolant temperature sensor, or even a faulty gauge.

What to do if your Subaru is overheating?

Bleed the air out of the system, run the car, it will overheat again; bleed again. Repeat till it stops overheating. Other than that do a compression test for the head. 8 people found this helpful. Check your thermostat. Thermostats can malfunction—the plunger can wiggle in its frame, bind and get stuck in the off or almost off position.

How does auto stop start work on a Subaru?

Auto-Stop-Start is one of the most controversial fuel-efficiency features on new Subaru vehicles. Many automakers use a system that automatically stops the engine when you come to a complete stop for more than a few seconds. It’s designed to save fuel every time the car stops at a stop sign or you wait at a traffic light.

Why is my Subaru out of cool water?

Check your thermostat. Thermostats can malfunction—the plunger can wiggle in its frame, bind and get stuck in the off or almost off position. Locking out cool water to engine causing it to over heat.

Why is the head gasket blown on my Subaru?

Thermostats can malfunction—the plunger can wiggle in its frame, bind and get stuck in the off or almost off position. Locking out cool water to engine causing it to over heat. 4 people found this helpful. Your head gasket is blown, you’ll need to rebuild the whole engine just to fix it .