AutoCodes – RAM – P0274 RAM

P0274 RAM Code - Cylinder 5 Injector Circuit High

Quick Answer

Code P0274 is triggered when the Power Engine Control Module (ECM) detects a high voltage in the Fuel Injector 5 Circuit. Common causes include Dirty Fuel Injector 5, Faulty Fuel Injector 5, Plugged Fuel Injector 5. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0274 RAM indicates Cylinder 5 Injector Circuit High.
Common causes: Common causes include Dirty Fuel Injector 5, Faulty Fuel Injector 5, Plugged Fuel Injector 5.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 510

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 02, 2022

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0274 RAM Description

Code P0274 is triggered when the Power Engine Control Module (ECM) detects a high voltage in the Fuel Injector 5 Circuit. During normal conditions, the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.

OBDII Code P0274 RAM - Cylinder 5 Injector Circuit High - AutoCodes.com — P0274 RAM Code - Cylinder 5 Injector Circuit High

What does this mean?

What are the Possible Causes of the DTC P0274 RAM?

Dirty Fuel Injector 5
Faulty Fuel Injector 5
Plugged Fuel Injector 5
Fuel injector 5 harness is open or shorted
Fuel injector 5 circuit poor electrical connection

How to Fix the DTC P0274 RAM?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What does this mean?

Code Tech Notes

Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0274 RAM code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0274 RAM Code

1. What are the common symptoms of OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

The common symptoms include rough idling, decreased fuel efficiency, engine misfires, and potential stalling.

2. What could cause the OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

Possible causes include a faulty fuel injector in cylinder 5, wiring issues in the injector circuit, a clogged injector, or problems with the Engine Control Module (ECM).

3. How can I diagnose the OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

Diagnosis involves using a scan tool to read the code, inspecting the wiring and connectors related to cylinder 5 injector, and performing tests to determine the exact cause.

4. Is it safe to drive with the OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

It is not recommended to drive the vehicle with this code as it can lead to further damage to the engine and catalytic converter.

5. Can I repair the OBDII code P0274 RAM Cylinder 5 Injector Circuit High myself?

While some DIY enthusiasts may attempt to address this issue, it is advised to consult a professional mechanic for proper diagnosis and repair to prevent further complications.

6. How much does it typically cost to repair the OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

The cost of repair can vary depending on the exact cause of the issue, but it may involve replacing the faulty injector, fixing wiring problems, or reprogramming the ECM, with costs ranging from $200 to $800 or more.

7. Can a clogged fuel injector cause the OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

Yes, a clogged fuel injector in cylinder 5 can lead to this code as it affects the proper fuel delivery to that cylinder, causing the ECM to detect a high circuit condition.

8. What are the long-term effects of ignoring the OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

Ignoring this code can result in poor engine performance, increased emissions, potential damage to the catalytic converter, and higher repair costs in the future.

9. How can I prevent the recurrence of OBDII code P0274 RAM Cylinder 5 Injector Circuit High?

Regular maintenance, such as using high-quality fuel, changing the fuel filter as recommended, and addressing any engine performance issues promptly, can help prevent this code from reoccurring.

10. Will resetting the OBDII code P0274 RAM Cylinder 5 Injector Circuit High make it go away permanently?

Simply resetting the code may temporarily clear the Check Engine Light, but if the underlying issue is not addressed, the code is likely to reappear. It is essential to diagnose and repair the root cause of the problem for a permanent solution.