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P00C6 Ford F150 Ecoboost | Meaning, Causes, Symptoms And Solutions

Ford F150 Ecoboost is one of the highest selling pickup trucks currently on the market. For several years, Ford has been known for their top performing pickup trucks. But if your pickup’s check engine light is on for DTC code P00C6, we believe this article will be helpful to you.

The Diagnostic Trouble Code (DTC) P00C6 means that the fuel rail pressure on your Ford F150 Ecoboost is too low while engine cranking. These DTC codes such as P00C6 are used for identifying malfunctions on vehicles. 

If your Ford is on this code and you don’t know how to fix it, this article will help you find the solution. In this article, we will cover every aspect on how to fix your vehicle when this code appears. So, sticking  with us to the end can be helpful to you for identifying, diagnosing or preventing the problem for your FordF150 Ecoboost.

What Does Code P00C6 Mean on Ford F150?

To start the engine, the high pressure fuel system needs to be at a certain pressure threshold.

If this threshold is not achieved at a certain time limit and crankshaft rotation, the Powertrain Control Module (PCM) starts the engine at fuel pump module pressure.

Which causes this DTC to be set on your vehicle. Now let’s see the full breakdown of the DTC code P00C6.

  • P = Powertrain (the engine, transmission and the gearbox). This is where the vehicle gets its power from.
  • 0 = It is a generic code that is originated by SAE.
  • 0 = This indicates the parts that are connected with the fault. In this case, the fuel rail.
  • C6 = This means the specific problem. Which is the low amount of pressure generated on the fuel rail while engine cranking. 

Common Symptoms Of A P00C6 Ford F150 Ecoboost Issue

If your vehicle is on this code and you are not noticing it then it might be a big trouble for you in future.

It can cause permanent damage to the vehicle. So let’s point out some common symptoms of a P00C6 DTC code on your Ford pickup truck. 

Unresponsive Throttle

The throttle might not respond the way it did before. You may feel like your vehicle is a bit out of power. This kind of problem can indicate that your Ford F150 Ecoboost is in the DTC code P00C6.

Engine Stall

If the car stalls, it means the engine stopped working for any reason. It can happen when you try to start the truck or even while driving it. This kind of issue can be dangerous sometimes.

If you face this kind of problem in your pickup truck, it can be because of the code P00C6.

Engine Misfire

When the engine misfires, it means that one or two cylinders didn’t produce any power. It can cause the engine to damage. So if you notice this you should immediately look for the solutions. 

Hard Starting

Hard starting or faulty starting means when the engine doesn’t start smoothly on ignition. It can lead up to damaging the battery permanently. So check for any DTC code if you face this problem.

Engine Whining

The engine of the vehicle can make whining noises if any part of the engine is damaged or worn out. It can happen because of the DTC P00C6.

Decreased Engine Performance

The performance of the engine may decrease because of the trouble code P00C6. If you feel like your vehicle is not producing the normal performance, then you might wanna check for any DTC code.

What Are Some Potential Causes Of A P00C6 Ford F150 Code

As we have learned the symptoms of the trouble code, it is needed to know the causes also. So, now we will talk about the potential causes or reason of DTC code P00C6 on your Ford F150 Ecoboost. 

  • Dirty or clogged fuel filter.
  • Spoiled fuel pump assembly.
  • Spoiled fuel injector.
  • Restricted fuel supply line.

How To Diagnose And Fix P00C6 Ford F150 Code

Now that we know what is causing your Ford F150 Ecoboost to have the P00C6 DTC code. We will learn how to fix and diagnose this problem. You will get all the information and instructions that you need to know to fix your vehicle.

1. Clean or Replace The Dirty or Clogged Fuel Filter

Fuel filters remove any kind of impurities from the fuel that your engine is getting. It sits between the fuel tank and the pump. The fuel filter can often get too dirty or even get clogged from all the dirts from the fuel.

If the filter is dirty then you can simply clean the filter and place it afterwards. But if your fuel filter is clogged, then it needs replacements. So, now we will learn to replace a fuel filter.

  1. Unplug the fuse of the fuel pump.
  2. If the right circuit is removed, then the engine will not start. So, try starting it.
  3. Find the fuel filter by using the manual.
  4. Detach the fuel lines on the end of the fuel filter.
  5. Now loosen and remove any clamps or screws that are holding the filter in place. Remove the filter and put that aside.
  6. Put the new filter in position and put all the clamps and screws again. Also connect the fuel lines back at the end of the new filter.
  7. Reconnect the fuse and try starting the vehicle. If it starts without any problems then the task is done.

A new fuel filter for the Ford F150 Ecoboost can cost between $18-$22.

2. Replace The Spoiled Fuel Pump Assembly

If the fuel pump assembly of your Ford F150 Ecoboost is failing to deliver enough fuel on your engine, then it might need replacement. 

To replace the fuel pump assembly, you will need to follow the instructions given below.

  1. Locate the fuel pump assembly on the fuel tank. Remove the fuel cap.
  2. Make sure the fuel system pressure is relieved and detach the negative battery cables.
  3. Drain fuels from the tank. Remove the tube hose and disconnect all electrical connections from the pump.
  4. Remove the fuel pump from the tank after disconnecting the fuel lines.
  5. Put the new fuel pump assembly in place and connect the fuel lines back.
  6. Connect the tube hose and all electrical connections.
  7. Reconnect the negative battery cables to the new pump.

After following these methods, check if the engine starts without any problem. Go for a test ride and make sure everything is working properly. 

3. Spoiled Fuel Injector Replacement 

The fuel injector takes the fuel from the pump and injects it into the motor. So if the injector is spoiled or damaged, you will need to replace it with a new unit by following these methods. 

  1. Disconnect the fuel line from the fuel rail.
  2. Remove engine covers and disconnect electrical lines from each injectors.
  3. Lift the fuel rails, don’t put much force that you bend the fuel rail. Remove the injectors from the rails. 
  4. Put new injectors in their place and press them down perfectly. 
  5. Attach the fuel rail back again.
  6. Reattach all the electrical lines back on the injectors.

After the methods, turn the ignition and wait for around 10 seconds before you drive. 

4. Restricted Fuel Supply Line

If you feel like the fuel supply line is leaking or somehow restricted from supplying the fuels on the engine, then it needs to be replaced right away. Follow the given instructions to replace it.

  1. Locate the fuse box and remove the fuse from the pump.
  2. Start the engine and let the engine burn out remaining fuels from the supply line.
  3. Locate the fuel line in between the injector and engine.
  4. Remove the fuel line from the engine side by unscrewing the bolts and screws.
  5. Remove every section of the fuel line very carefully and remove it from the injector. 
  6. Now place the new fuel line on the engine and put it back in every section as it was before.
  7. Put the fuel pump fuse back in its place. 

This way you can very easily replace the fuel supply line of your Ford F150 Ecoboost.

How To Prevent The P00C6 Ford F150 Issue From Happening In The Future

We believe now you have a very clear idea on diagnosing the P00C6 code on your Ford F150 Ecoboost. But diagnosing it once doesn’t mean it can’t happen again.

So, in this section we will try to give some advice on how you can prevent it from happening again.

  • Take it to the workshop for regular maintenance. 
  • Change the air filter and fuel filter when necessary. 
  • Use good quality fuels.
  • Avoid rough driving.
  • Change engine oils and lubricators frequently. 
  • Change brake fluids regularly. 

Conclusion 

If you have come this far, then we hope you have got all the solutions for your problem. It is very necessary to take immediate actions if you see the Check Engine Light is on.

If you follow all the instructions we have given on this matter, we think it won’t be a hard time for you to diagnose your Ford F150 Ecoboost from this DTC code P00C6. 

After the diagnosing process, make sure you follow the instructions about maintaining the truck afterwards and preventing it from any further problems. We hope this article was helpful to you and now you are ready to roll  again with your beautiful Ford F150 Ecoboost. 

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