Common questions

Should I fill my overflow tank?

Should I fill my overflow tank?

You’re not supposed to fill the overflow reservoir. It’s the “OVERFLOW” tank for coolant to go when it gets hot and expands. You should check coolant level from the radiator and top off coolant if needed at the radiator.

What causes a Ford Taurus to overheat?

The cooling system of your Ford Taurus is designed to operate as a sealed system, devoid of excess air. When air becomes trapped in the cooling system it can cause overheating issues.

How does the Taurus engine coolant system work?

Instead of a typical coolant reservoir, the Taurus uses a pressurized expansion tank that is designed to remove excess air from the system when the engine reaches operating temperatures. These systems do not utilize a standard radiator cap, instead being pressurized by the expansion tank cap.

Why does the Taurus have a pressurized expansion tank?

When air becomes trapped in the cooling system it can cause overheating issues. Instead of a typical coolant reservoir, the Taurus uses a pressurized expansion tank that is designed to remove excess air from the system when the engine reaches operating temperatures.

Why do I have a problem filling my gas tank?

I have 3 vehicles spanning 2000-2006 and they all have the same problem when filling the gas tank. The problem might be with the Onboard Refueling Vapor Recovery system. When filling the gas tank the fuel vapors are forced into the carbon canister in the EVAP system so they can be collected before the gas tank vents into the atmophere.

I have 3 vehicles spanning 2000-2006 and they all have the same problem when filling the gas tank. The problem might be with the Onboard Refueling Vapor Recovery system. When filling the gas tank the fuel vapors are forced into the carbon canister in the EVAP system so they can be collected before the gas tank vents into the atmophere.

What causes high pressure in a fuel tank?

Normal pressure in a fuel tank is kept stable through the evaporative emission control system (EVAP) system. High pressure can occur if any part of the EVAP system fails, becomes clogged or is restricted.

Why is my gas tank not venting properly?

The problem might be with the Onboard Refueling Vapor Recovery system. When filling the gas tank the fuel vapors are forced into the carbon canister in the EVAP system so they can be collected before the gas tank vents into the atmophere. If there’s a restriction in the EVAP system the fuel tank can’t vent properly when being filled.

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Ruth Doyle