P2284 OBD-II Trouble Code: Injector Control Press Sensor Circuit Range / Performance

Our certified mechanics come to you · Get a fair and transparent estimate upfront


Cost of diagnosing the P2284 code

P2284 is a diagnostic trouble code (DTC) for "Injector Control Press Sensor Circuit Range / Performance". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $154.99 . Once we are able to diagnose the problem, you will be provided with an upfront quote for the recommended fix and receive $50.0 off as a credit towards the repair. All our repairs are backed by our 12-month / 12,000-mile warranty.

Cars Estimate* Credit towards follow-up repair Earliest Availability
Ford $154.99 $50.0
Toyota $154.99 $50.0
BMW $164.99 $50.0

*Estimates may vary by market

SCHEDULE P2284 DIAGNOSTIC Get a fair and transparent estimate upfront

P2284 code definition

A trouble code P2284 means that the Powertrain Control Module (PCM) has detected abnormal readings from the injector control pressure circuit. If you see this trouble code, it is important that you turn your vehicle off, because catastrophic engine failure is imminent unless fixed.

This trouble code is exclusive to diesel engines, and if it is found stored in a gasoline, hybrid, or electric vehicle, it is a sign of a malfunctioning PCM. In addition to trouble code P2284, the PCM might store a wide variety of other codes having to do with the injector control pressure sensor, including codes P2283, P2285, P2286, P2287, P2288, P2289, P2290, P2291, and P2292.

What the P2284 code means

A P2284 trouble code is stored on the PCM when pressure within the injector control pressure sensor falls outside of the maximum or minimum parameters set by the manufacturer. This also causes the Check Engine Light to become illuminated, with most vehicles illuminating the Check Engine Light upon the initial failure.

What causes the P2284 code?

Two of the most common causes of a P2284 trouble code is low oil pressure caused by poor maintenance or a low oil level. Some other causes include:

  • A faulty injector control pressure sensor
  • A defective high pressure oil injector control regulator
  • A short in the wiring of the injector pressure control sensor circuit
  • A failure of the injector pressure control connector due to corrosion and/or heat

What are the symptoms of the P2284 code?

Symptoms of a P2284 trouble code is the illumination of the Check Engine Light and the storing of the code in the PCM. Failure to turn the engine off when a P2284 trouble code is stored can lead to catastrophic engine failure. It is important to get any stored trouble codes as soon as possible when the Check Engine Light comes on.

How does a mechanic diagnose the P2284 code?

To properly diagnose a P2284 trouble code, a mechanic needs an advanced scanner, digital volt/ohmmeter, and a manual oil pressure gauge. To diagnose the problem, the mechanic should:

  • Visually inspect all wiring, connectors, and components associated with the injector control pressure sensor.

  • If all wiring, connectors, and components are normal, connect the advanced scanner to the diagnostic connector and download any stored codes and data.

  • Make sure the oil is at the proper level in the engine.

  • Clear the code and perform a test drive to see if the P2284 trouble code returns, making sure that the engine reaches a normal operating temperature in the process.

  • If the trouble code still persists, shut off the engine and connect a manual oil pressure gauge to the injector control passage.

  • Start the engine and allow it to reach a normal operating temperature, and then check it for leaks.

  • While the manual oil pressure gauge is connected, check the injector control pressure readings while the engine is idling, at 1,200 RPMs and at 2,500 RPMs. Compare the readings with the manufacturer's specifications.

  • The mechanic can also disconnect the injector control pressure sensor connector and perform a test using the digital volt/ohmmeter if a faulty injector control pressure sensor is suspected.

  • Once all necessary repairs have been made, the mechanic should clear the code again and retest the system, allowing the engine to reach a normal operating temperature while doing so.

Common mistakes when diagnosing the P2284 code

Replacing the injector control pressure sensor does not always fix the problem. In cases where the low oil pressure condition has existed for a prolonged period, replacement of the injector control pressure sensor might initially appear to fix the problem only for the low injector control pressure condition, and thus the trouble code will return upon the engine reaching a normal operating temperature.

How serious is the P2284 code?

A P2284 trouble code should be dealt with immediately. Continuing to operate a vehicle with this code can eventually lead to catastrophic engine failure.

What repairs can fix the P2284 code?

In order to repair the injector control pressure sensor and clear the P2284 trouble code, the mechanic can do the following:

  • Replace any faulty or damaged wiring, connectors, or components according to initial testing.

  • Also, the mechanic should make sure the oil level in the engine is at the proper level.

  • If the problem persists, further tests of the injector control pressure sensor, and even the PCM, might be necessary. If found to be faulty, replace these items as well.

  • If replacing the PCM, reprogram the new one upon installation.

  • In addition to wiring, connectors, and components, the mechanic needs to check and repair any oil leaks they find.

Need help with a P2284 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.

Check Engine Light
trouble codes
P2284

No more waiting rooms! Our mechanics will come to you to diagnose and fix the P2284 code.

SCHEDULE P2284 DIAGNOSTIC
Get a $50 credit for the follow-up repair

Recent Check Engine Light is on Inspection reviews

Excellent Rating

(8600)

Rating Summary
8017
273
65
46
199
8017
273
65
46
199
 at YourMechanic

Brandon

9 years of experience
133 reviews
Brandon
9 years of experience
Ford Escort L4-2.0L - Check Engine Light is on - Nashville, Tennessee
Brandon showed up ahead of schedule, was very personable and diagnosed my problems. He also scheduled my next appointments which will be with him.
 at YourMechanic

William

23 years of experience
33 reviews
William
23 years of experience
Lexus IS250 V6-2.5L - Check Engine Light is on - Mableton, Georgia
Arrived early which was great. William was courteous, and attentive to the issue. Even though it took several attempts I'm so happy he was determined to fix it and he did!
 at YourMechanic

Dan

40 years of experience
1080 reviews
Dan
40 years of experience
Plymouth Grand Voyager - Check Engine Light is on - Lawrenceville, Georgia
Mr. Dan Barber was quite patient, courteous and quite knowledgeable. From my observation, Mr. Barber appears to be quite professional.
 at YourMechanic

Christopher

9 years of experience
120 reviews
Christopher
9 years of experience
Ford Fiesta L4-1.6L - Check Engine Light is on - Smyrna, Georgia
Chris communicated with us each step of the way up until his arrival. He listened well, was knowledgeable, and was prepared. He took the time to diagnose the problem, explained the what, why and how and provided a solution. I would definitely recommend him and will use him again.


More related articles

P3418 OBD-II Trouble Code: Cylinder 3 Deactivation/Intake Valve Control Performance
What What the P3418 code means This code indicates that there is a problem with your intake valve on cylinder number 3. Your vehicle’s control module detects that the measured values from the TP sensor, MAP sensor, and MAF sensor...
P3429 OBD-11 Trouble Code: Cylinder Exhaust Valve Control Circuit/Open
What What the P3429 code means This code indicates that there is a problem with the exhaust valve on cylinder number 4. Your vehicle’s control module detects that the measured values from the MAP sensor, MAF sensor, and TP sensor...
P0257 OBD-II Trouble Code: Injection Pump Fuel Metering Control "B" Range/Performance (Cam/Rotor/Injector)
P0257 P0257 code definition The P0257 code indicates injection pump fuel metering control “B” range/performance (cam/rotor/injector). What the P0257 code means The P0257 code means that the powertrain control module has found a discrepancy in the signal voltage that goes...

Related questions

Brake ABS CEL on/off . ABS pulses once during braking, electrical system goes weak, wiper and lights weak.
I don't know if all this started happening simultaneously or if these issues have been slowly accumulating, but here is how I would proceed: begin with a battery test (https://www.yourmechanic.com/article/how-to-check-a-car-battery) and clean and make sure to tighten the cable connections....
P0174, P1004 codes
Hello. From what you describe it would appear that your vehicle is experiencing some sort of fuel or engine performance issues. Code P0174 is for an lean condition in engine bank 2. This can be caused by many things, however...
The check engine light always seems to come on when my gas tank is half full. 1998 Honda Accord
Hello - the first task here is to capture the problem codes turning on the Check Engine light (https://www.yourmechanic.com/article/what-does-the-check-engine-warning-light-mean). Most auto parts stores will do this for free - on a time-available basis. It is probably worth checking for problem...

How can we help?

Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST.

1 (855) 347-2779 · hi@yourmechanic.com