What does it mean when water in fuel light comes on?

What does it mean when water in fuel light comes on?

First of all, you do not need to worry, this is a message indicating that the fuel water separator needs to be drained. Minimize driving until you can service the system to avoid water-related damage or contamination. After allowing the fuel to drain simply resecure the plug and clean up!

How do you clear the water on a Duramax fuel light?

Depress the accelerator and brake pedals simultaneously and fully and hold them down for ten seconds. Release the accelerator and brake pedals and turn the ignition key off. The system is now reset.

How do you clear a fuel filter with water?

To drain water from your diesel filter water separator, release the vent valve positioned at the top of the filter housing. If there isn’t a valve, loosen the uppermost fuel pipe from the filter housing. Hold a jar under the drain plug or tap and loosen the plug or tap.

Is there an additive to remove water from diesel fuel?

TO CLEAN FUEL TANKS AND PREVENT PREMATURE FUEL-FILTER PLUGGING: If possible, pump or drain excess water and fuel contaminants from bottom of fuel tank until diesel fuel appears. Add 32 ounces of Clear-Diesel Fuel & Tank Cleaner to each 50 gallons of diesel fuel.

How do you get water out of diesel fuel?

How to Get Water Out of Diesel Fuel

1. Determine whether there is water in the diesel fuel.
2. Let the fuel settle.
3. Bleed the water from the fuel filter if one is in place.
4. If the fuel is in a tank that does not have a fuel filter, pump the water out from the bottom.

How do you reset the fuel filter light on a Duramax?

Without pressing the pedals, turn the ignition key to the on position without starting the engine. Wait five seconds. Completely press the brake and the accelerator pedals simultaneously and hold for ten seconds. The system is now reset.

What causes water in fuel filter?

Inside the fuel filter is a fluid level sensor that keeps track of the amount of water that has been collected. Don’t ignore this warning light or the system will fill with water and start leaking it to the engine. Once the water has been drained from the filter, this warning light should go out on its own.

How can you tell if you have water in your gas tank?

Idling and Starting Problems. If your car is on idle and you notice it sputtering, surging, or even stalling out, then it’s possible that your car has contaminated fuel. Similarly, if it’s difficult for you to start your car–or it seems to start and then die down consistently, then your fuel might contain water in it.

How does a water in fuel sensor work?

The Water in Fuel Sensor or WiF sensor indicates the presence of water in the fuel. It is installed in the fuel filter and when the water level in the water separator reaches the warning level, the Wif sends an electrical signal to the ECU or to dashboard (lamp).

What are the symptoms of water in diesel fuel?

If you think your diesel has been contaminated with water, some telltale signs to watch for include:

• A loss of RPM and power in the machine.
• Rough starting or erratic idling.
• Trouble or a lag in acceleration when stepping on the pedal.
• Abnormal exhaust such as white smoke.

Why does my fuel light keep getting water in it?

Cut the plug off, wipe clean the ends of each wire with water. Seal them up and take it for a drive. If that keeps it off, buy a new plug or run it threw the dishwasher. Salt and water from the roads can get in the plug and cause it to sense water if fuel.

What to do if your fuel pump light goes off?

If it goes off when unplugged, pull the bowl and clean the sensor. Don’t leave it this way, ford can tell how many times the wif light has come on. If you have this and end up with a fuel pump issue, it won’t be good.

How do I remove the fuel filter alert?

However, the act of replacing the fuel filter will not erase the alert from the screen. This must be done manually from inside the cab of the truck. Press and hold the return arrow or select button (depending on model) on the right side of the steering wheel for five seconds while the fuel filter message is displayed.

Why does my fuel sensor light go out?

Unplug the water in fuel sensor wiring from the bottom of the filter and see what happens. If the light stays on you’ve got a wiring or computer problem. If it goes out the problem is with the sensor. I don’t think much can go wrong with the sensor, wonder if there is just some crud in-between the two sensor prongs.