AutoCodes – Chevrolet – P15E2 2014 Chevrolet Silverado

P15E2 2014 Chevrolet Silverado Code - Alternative Fuel System Request Signal Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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
P15E2 2014 Chevrolet Silverado indicates Alternative Fuel System Request Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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 203
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 28, 2022
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Code P15E2 2014 Chevrolet Silverado Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Alternative Fuel System Request Signal Message Counter is Incorrect.
OBDII Code P15E2 2014 Chevrolet Silverado - Alternative Fuel System Request Signal Message Counter Incorrect - AutoCodes.com
P15E2 2014 Chevrolet Silverado Code - Alternative Fuel System Request Signal Message Counter Incorrect

What are the Possible Causes of the DTC P15E2 2014 Chevrolet Silverado?

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

How to Fix the DTC P15E2 2014 Chevrolet Silverado?

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 P15E2 2014 Chevrolet Silverado 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 P15E2 2014 Chevrolet Silverado code?

Need more information on how to fix the P15E2 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P15E2 2014 Chevrolet Silverado 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 P15E2 2014 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P15E2 in a 2014 Chevrolet Silverado?

- Common symptoms include poor engine performance, reduced fuel efficiency, and the illumination of the check engine light.

2. What does the OBDII code P15E2 "Alternative Fuel System Request Signal Message Counter Incorrect" indicate in a 2014 Chevrolet Silverado?

- This code indicates that the message counter for the alternative fuel system request signal is not matching the expected value.

3. What are the possible causes of OBDII code P15E2 in a 2014 Chevrolet Silverado?

- Possible causes include a faulty fuel pump, issues with the fuel system sensors, wiring or connection problems, or a malfunctioning engine control module (ECM).

4. How can I diagnose OBDII code P15E2 in my 2014 Chevrolet Silverado?

- Diagnosis typically involves using an OBDII scanner to read the code, checking the fuel system components for proper operation, and inspecting wiring and connections for any issues.

5. Can I still drive my 2014 Chevrolet Silverado with OBDII code P15E2?

- It is generally not recommended to drive with this code as it can lead to further engine damage or poor performance. It is best to address the issue promptly.

6. Is it safe to continue driving if the check engine light is on due to code P15E2 in my 2014 Chevrolet Silverado?

- It is advisable to avoid driving the vehicle with the check engine light on, as it indicates a potential issue that needs attention to prevent further damage.

7. How can I repair OBDII code P15E2 in my 2014 Chevrolet Silverado?

- Repairing this code may involve replacing a faulty fuel pump, repairing or replacing damaged wiring, addressing sensor issues, or reprogramming the ECM.

8. Can a DIY enthusiast fix OBDII code P15E2 in a 2014 Chevrolet Silverado?

- While some basic checks like inspecting connections can be done by a DIY enthusiast, diagnosing and repairing the underlying cause of the code may require professional expertise.

9. Will resetting the trouble codes make OBDII code P15E2 disappear in my 2014 Chevrolet Silverado?

- Resetting the trouble codes may temporarily clear the check engine light, but the underlying issue causing code P15E2 will need to be addressed for a permanent solution.

10. How much does it cost to fix OBDII code P15E2 in a 2014 Chevrolet Silverado?

- The cost of fixing this code can vary depending on the specific cause of the issue, parts needed for repair, and labor costs. It is recommended to consult a mechanic for an accurate estimate.

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