AutoCodes – Chevrolet – P16FF 2015 Chevrolet Silverado

P16FF 2015 Chevrolet Silverado Code - Engine Controls Ignition Relay 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 Controls Ignition Relay, Engine Controls Ignition Relay harness is open or shorted, Engine Controls Ignition Relay 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
P16FF 2015 Chevrolet Silverado indicates Engine Controls Ignition Relay Request Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Engine Controls Ignition Relay, Engine Controls Ignition Relay harness is open or shorted, Engine Controls Ignition Relay 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 187
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 29, 2022
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Code P16FF 2015 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 Engine Controls Ignition Relay Request Signal Message Counter Incorrect.
OBDII Code P16FF 2015 Chevrolet Silverado - Engine Controls Ignition Relay Request Signal Message Counter Incorrect - AutoCodes.com
P16FF 2015 Chevrolet Silverado Code - Engine Controls Ignition Relay Request Signal Message Counter Incorrect

What are the Possible Causes of the DTC P16FF 2015 Chevrolet Silverado?

  • Faulty Engine Controls Ignition Relay
  • Engine Controls Ignition Relay harness is open or shorted
  • Engine Controls Ignition Relay circuit poor electrical connection

How to Fix the DTC P16FF 2015 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 P16FF 2015 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 P16FF 2015 Chevrolet Silverado code?

Need more information on how to fix the P16FF 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16FF 2015 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 P16FF 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P16FF in a 2015 Chevrolet Silverado?

- Common symptoms include engine stalling, rough idling, and difficulty starting the vehicle.

2. What does the OBDII code P16FF indicate in a 2015 Chevrolet Silverado?

- This code indicates that the Engine Controls Ignition Relay Request Signal Message Counter is incorrect.

3. What are the possible causes of OBDII code P16FF in a 2015 Chevrolet Silverado?

- Possible causes include a faulty ignition relay, wiring issues, or a malfunctioning engine control module.

4. How can I diagnose the OBDII code P16FF in my 2015 Chevrolet Silverado?

- Diagnosing this code typically involves checking the ignition relay, inspecting related wiring, and performing tests on the engine control module.

5. Can I continue driving my 2015 Chevrolet Silverado with OBDII code P16FF?

- It is not recommended to drive the vehicle with this code present, as it can lead to further engine issues and potential safety hazards.

6. How can I repair OBDII code P16FF in a 2015 Chevrolet Silverado?

- Repairing this code may involve replacing the faulty ignition relay, repairing any damaged wiring, or reprogramming the engine control module.

7. Is it safe to reset the OBDII code P16FF in a 2015 Chevrolet Silverado without fixing the underlying issue?

- It is not advisable to reset the code without addressing the root cause, as the problem may persist and potentially worsen over time.

8. How much does it cost to fix OBDII code P16FF in a 2015 Chevrolet Silverado?

- Repair costs can vary depending on the exact cause of the code, but it may range from a few hundred to over a thousand dollars, including parts and labor.

9. Can a DIY enthusiast fix OBDII code P16FF in a 2015 Chevrolet Silverado?

- Depending on the individual's skill level and access to tools, a DIY enthusiast may be able to diagnose and repair this code, but professional assistance is recommended for complex issues.

10. How can I prevent OBDII code P16FF from recurring in my 2015 Chevrolet Silverado?

- Regular vehicle maintenance, such as checking and replacing worn-out components, can help prevent the reoccurrence of this code.

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