How to Fix The Dodge P0087 Cummins Error Code

P0087 Cummins

How to resolve the P0087 Cummins code? However, if there are any lousy fuel delivery system errors, the code will occur. Besides, the code very often means too low fuel rail pressure. One of the most acute solutions to this issue is to replace the fuel filter.

Therefore, you need to take the steps of a solution based on the exact causes. So, we will provide you with essential causes with symptoms and gradually suggest the actions you need to take to fix the diagnostic trouble code.  

P0087 Cummins

Before diving in, get a glimpse of the causes and symptoms in a quick view.

Bad fuel pumpFuel efficiency will drop.
Faulty fuel filterThe engine will continuously be stalling. 
Problem with fuel rail pressure sensorPoor fuel economy.
Restricted fuel lineThe vehicle will stop running

These are the most common causes of low line fuel pressure. Once one of these causes occurs, you will get to see the Cummins P0087 code.

We will gradually cover up the possible solutions regarding these causes and why they occur.

Bad Fuel Pump

A bad fuel pump impacts the whole fuel delivery system. Once the fuel pump goes bad, it will be impossible for the fuel to flow. Therefore, if you notice the fuel efficiency dropping, there may be some problems with the bad fuel pump.

The fuel pump may be bad for several reasons. One of the reasons is the engine overheating. In addition, you will get to hear different noises from the fuel pump if it goes bad.

Solution: First, you need to identify the current condition of the fuel pump. If it worsens, it will be better to replace the pump. Once you set up the new pump, it will help ensure good fuel flow.

Faulty Fuel Filter

A fuel filter plays a decent role in keeping your engine safe from debris. Therefore, if the fuel filter becomes faulty, it may cause low line fuel pressure or the code P0087. Besides, it is essential to change the fuel filter in regular intervals.

Your engine may repeatedly stall if there is an unexpected issue with your vehicle’s fuel filter. Besides, your motor may even misfire if the fuel filter goes wrong. So, you need to take action to fix this as soon as possible.

Solution: First, try to clean the fuel filter. Then, if the fuel filter won’t work correctly, the best solution is to replace the fuel filter with the new one. You may have to check your owner’s manual to change the faulty fuel filter.

Problem with Fuel Rail Pressure Sensor

The problem is probably with the fuel rail pressure sensor once you identify that your vehicle’s fuel economy gradually decreases. Besides, this is one of the most well-known facts regarding 2016 Cummins p0087.

Therefore, if the problem occurs, you may also have difficulty starting your car. But, on the other hand, it ensures the delivery of the right amount of fuel to your vehicle. So, you need to fix it.

Solutions: The best solution would be to change or replace the fuel rail pressure sensor. Ensure you disconnect the battery and have some essential tools to replace the fuel rail pressure sensor to ensure P0087 Cummins fix.

Restricted Fuel Line

A restricted fuel line is another culprit of fuel of too low fuel rail pressure. You may find an uneven stop of your vehicle engine with the help of this cause. It simply means a drop in force in the fuel line. Another reason that can cause the problem is the clogged filter.

Solution: Clear the clogged fuel line to eradicate the issue. The same thing will be applicable in terms of P0087 Cummins 2014. If the problem still occurs despite cleaning the line, you need to replace the fuel line in this regard.

Frequently Asked Questions (FAQs)

What Causes a P0087 code?

There are plenty of reasons that can cause the P0087 diagnostic code to occur. The most prominent causes are restricted fuel lines, damaged fuel pumps, faulty fuel sensors, and the dirty and faulty pressure filter can cause low fuel. These causes also come with symptoms that clarify the low fuel pressure issue.

How Do I Fix Code P0087?

You must fix the problem based on the reasons that create a problem. For example, if there is a problem with the pressure filter, the best solution will replace the filter. The same thing will go with the fuel pump. If the fuel pump refuses to run correctly, you have to change this to fix the issue. Furthermore, we recommend you follow the suggestions mentioned above.

Where is the fuel rail pressure sensor on a 6.7 Cummins?

You will find the fuel rail pressure at the end of the fuel rail on 6.7 Cummins. It communicates with the fuel control actuator. Besides, you will specifically find the fuel rail pressure mounted on the back of the common rail. Fuel rail pressure senses the amount of fuel.

Final Lines

We are hoping you have got enough information about P0087 Cummins. So, whenever you notice the code, you shouldn’t delay further to fix it. We are saying this because a driving vehicle with the scenario may create a lot of trouble for you.

If you have the necessary tools, you can perform the task of solutions quite perfectly following our guide above. Then again, identifying the actual cause will give a lot of comfort while fixing this diagnostic trouble code. So, make sure you perform all the steps of resolving the issue perfectly and don’t take any uneven risk that causes trouble for your vehicle.

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D Conroy

Meet our senior writer and content manager of Automasterx. He has worked in several mechanical garages and mastered different vehicle diagnoses and parts repair. He never stops until finding out the ultimate solutions for any vehicle fault code. However, ensuring the only solid solutions for each vehicle malfunction is his core part of the duty, alongside analyzing fault codes and signals.

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