P2288 OBD-II Trouble Code: Injector Control Pressure Too High

Check Engine Light

P2288 code definition

Injector Control Pressure Too High

What the P2288 code means

This trouble code will only be found on diesel engine equipped vehicles. This trouble code indicates that the oil pressure has risen to a point that is beyond the range of acceptance set by the manufacturer. If this code is stored in your vehicle, it is not wise to drive the vehicle until the issue has been resolved as the engine may suffer serious damage.

What are the causes of the P2288 code?

Some of the potential causes of this trouble code may include:

  • Lack of oil changes or low oil level may contribute to this issue.

  • A faulty oil injector pressure sensor may also contribute to this issue.

  • A faulty oil pressure regulator may exist.

  • A damaged wiring harness or connector that is associated with any part of the high pressure oil injector circuit may be present.

  • The powertrain control module could be malfunctioning although this is unlikely.

What are the symptoms of the P2288 code?

Some of the symptoms of this trouble code that the driver may experience would include:

  • The Check Engine Light will likely be illuminated.

  • If the engine is not turned off at the earliest possible opportunity, the engine may suffer very serious damage.

  • The red oil pressure light may also be illuminated and should be taken as a signal that the oil pressure is low and the engine should be turned off.

How does a mechanic diagnose the P2288 code?

A mechanic may diagnose this trouble code by checking the condition and level of the engine oil. Then the mechanic would then check the oil injector pressure sensor and its circuitry for any damages. Next, the mechanic would check and test the oil pressure regulator using the manufacturer’s suggested procedure. As long as no other issues are present, the mechanic would finally test the powertrain control module for proper function with a high tech scan tool. If any issues are found during the diagnosis of this issue, they should be resolved before any further diagnosis takes place.

Common mistakes when diagnosing the P2288 code

A common mistake that could be made when diagnosing this trouble code would be forgetting to check the oil prior to any further diagnosis. The condition and level of the engine oil is a vital piece of information that is needed when determining the reason that this trouble code is stored in the vehicle’s powertrain control module.

How serious is the P2288 code?

This trouble code would be considered very serious as it can destroy the engine if it is ignored. This issue should be diagnosed and repaired at the earliest possible opportunity in order to prevent serious engine damage.

What repairs can fix the P2288 code?

Repairs that can potentially resolve the issues caused by this trouble code may include:

Additional comments regarding the P2288 code

Once again, please do not fall victim to the serious engine damage that low oil pressure can cause. Have regular oil changes performed on your vehicle and fix oil leaks as soon as possible to ensure that the condition and level of the oil are always where they should be. Basic maintenance can prevent trouble codes such as this one.

Need help with a P2288 code?

YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. Get a quote and book an appointment online or speak to a service advisor at 1-800-701-6230

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

More related articles

P2422 OBD-II Trouble Code: Evaporative Emissions Control System (EVAP) Vent Valve Stuck Closed
Diagnostic Trouble Code (DTC): P2422 P2422 code definition Evaporative Emissions Control System (EVAP) Vent Valve Stuck Closed Related Trouble Codes: P2441: EVAP Vent Valve Stuck Open EVAP trouble...
What are the Car Pool Rules in Hawaii?
Hawaii is widely regarded as a land of vacation and relaxation, and as such, its scenic roads and routes are far better known than the state’s freeways. But, as with all...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...

Related questions

Q: DTC Help Request

You might have a problem with fretting corrosion in the connectors of the modules of the vehicle. There is a technical bulletin out for your Saturn VUE: 09-06-03-004D, dated December 2010 for corrosion in the small connector pins of the...

Q: My engine light came on code shoed P0037 its a Lexus is300 is it just changing the o2 sensor?

P0037 is an oxygen sensor code referring to bank 1 sensor 2. This is the right hand side of the engine and the second sensor on that side. The code may be caused by the catalyst on that side or...

Q: Loud bog noise will not excellerate with no codes in computer

Just because the computer does not have any codes does not mean one of the sensors is not reading correctly. If you are using an oil bath type air filter, it may have contaminated the mass air flow sensor with...