AutoCodes – GMC – P2150 2016 GMC Sierra

P2150 2016 GMC Sierra Code - Cylinder 2 Injector High Control Circuit Low Voltage

Quick Answer

The Engine Control Module (ECM) supplies voltage to each fuel injector on the high control circuits. Common causes include Faulty Fuel Injector 2, Fuel Injector 2 harness is open or shorted, Fuel Injector 2 circuit poor electrical connection. 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
P2150 2016 GMC Sierra indicates Cylinder 2 Injector High Control Circuit Low Voltage.
Common causes
Common causes include Faulty Fuel Injector 2, Fuel Injector 2 harness is open or shorted, Fuel Injector 2 circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 235
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 08, 2022
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Code P2150 2016 GMC Sierra Description

The Engine Control Module (ECM) supplies voltage to each fuel injector on the high control circuits. The ECM energizes each fuel injector by grounding the low control circuit of the fuel injector. The ECM monitors the status of the fuel injector circuits. When a fuel injector circuit condition is detected by the ECM, the affected fuel injector(s) is disabled. The Diagnostic Trouble Code (DTC) will be set when the ECM detects the fuel injector high voltage supply circuit is shorted to ground for greater than 2 s.
OBDII Code P2150 2016 GMC Sierra - Cylinder 2 Injector High Control Circuit Low Voltage - AutoCodes.com
P2150 2016 GMC Sierra Code - Cylinder 2 Injector High Control Circuit Low Voltage

What are the Possible Causes of the DTC P2150 2016 GMC Sierra?

  • Faulty Fuel Injector 2
  • Fuel Injector 2 harness is open or shorted
  • Fuel Injector 2 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2150 2016 GMC Sierra?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2150 2016 GMC Sierra 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.

Need more information about the P2150 2016 GMC Sierra code?

Need more information on how to fix the P2150 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2150 2016 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

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 P2150 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P2150 in a 2016 GMC Sierra related to the Cylinder 2 Injector High Control Circuit Low Voltage?

- Common symptoms include poor engine performance, rough idling, reduced fuel efficiency, and potential misfires in cylinder 2.

2. What are the possible causes of OBDII code P2150 in a 2016 GMC Sierra indicating an issue with the Cylinder 2 Injector High Control Circuit Low Voltage?

- Possible causes may include a faulty fuel injector in cylinder 2, damaged wiring or connectors in the injector circuit, or issues with the Engine Control Module (ECM).

3. How can I diagnose the Cylinder 2 Injector High Control Circuit Low Voltage issue in a 2016 GMC Sierra triggering OBDII code P2150?

- Diagnose the problem by conducting a visual inspection of the injector wiring and connectors, performing a continuity test, and checking for any signs of damage or corrosion.

4. Can a dirty fuel injector cause OBDII code P2150 to trigger in a 2016 GMC Sierra?

- Yes, a dirty or clogged fuel injector in cylinder 2 can disrupt the injector control circuit's voltage, leading to the triggering of code P2150.

5. What repair tips can help resolve OBDII code P2150 in a 2016 GMC Sierra linked to the Cylinder 2 Injector High Control Circuit Low Voltage?

- Repair tips include cleaning or replacing the fuel injector, repairing any damaged wiring or connectors, and resetting the ECM to clear the trouble code.

6. Is it safe to continue driving a 2016 GMC Sierra with OBDII code P2150 related to the Cylinder 2 Injector High Control Circuit Low Voltage?

- It is not recommended to drive the vehicle with this issue as it can lead to further engine damage and potential safety hazards. It is advised to address the problem promptly.

7. How much does it typically cost to repair OBDII code P2150 in a 2016 GMC Sierra caused by the Cylinder 2 Injector High Control Circuit Low Voltage?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve expenses for parts replacement, labor, and diagnostic services.

8. Can resetting the ECM clear OBDII code P2150 in a 2016 GMC Sierra associated with the Cylinder 2 Injector High Control Circuit Low Voltage?

- Resetting the ECM may temporarily clear the trouble code, but if the underlying issue causing the code is not resolved, it is likely to reappear upon driving the vehicle again.

9. How urgent is it to address OBDII code P2150 in a 2016 GMC Sierra indicating a problem with the Cylinder 2 Injector High Control Circuit Low Voltage?

- It is recommended to address the issue promptly to prevent any further damage to the engine and maintain the vehicle's optimal performance and fuel efficiency.

10. Can a DIY enthusiast with basic automotive knowledge fix OBDII code P2150 in a 2016 GMC Sierra attributed to the Cylinder 2 Injector High Control Circuit Low Voltage?

- Depending on the exact cause of the problem, a DIY enthusiast may be able to address simpler issues like cleaning connectors or replacing a fuel injector, but more complex repairs may require professional assistance.

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