AutoCodes – GMC – P00F6 2014 GMC Sierra

P00F6 2014 GMC Sierra Code - Intake Air Humidity Sensor Circuit Erratic

Quick Answer

The Intake Air Humidity Sensor measures the ambient humidity of the air in the sensor bore. Common causes include Faulty Intake Air Humidity Sensor, Intake Air Humidity Sensor harness is open or shorted, Intake Air Humidity Sensor 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
P00F6 2014 GMC Sierra indicates Intake Air Humidity Sensor Circuit Erratic.
Common causes
Common causes include Faulty Intake Air Humidity Sensor, Intake Air Humidity Sensor harness is open or shorted, Intake Air Humidity Sensor 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.
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Code Popularity 190
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 17, 2022
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Code P00F6 2014 GMC Sierra Description

The Intake Air Humidity Sensor measures the ambient humidity of the air in the sensor bore. The signal varies with intake air humidity and is displayed by the scan tool as duty cycle %. The Engine Control Module (ECM) applies 5 V to the circuit. The signal circuit is shared by the humidity sensor and the Intake Air Temperature (IAT) sensor 2. Ignition voltage and ground circuits are also supplied to the multifunction intake air sensor's internal circuits for these sensors: IAT sensor 2, Humidity sensor, and MAF sensor. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the humidity sensor signal is intermittent or has abruptly changed over a period of time greater than 5 s.
OBDII Code P00F6 2014 GMC Sierra - Intake Air Humidity Sensor Circuit Erratic - AutoCodes.com
P00F6 2014 GMC Sierra Code - Intake Air Humidity Sensor Circuit Erratic

What are the Possible Causes of the DTC P00F6 2014 GMC Sierra?

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

How to Fix the DTC P00F6 2014 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P00F6 2014 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 P00F6 2014 GMC Sierra code?

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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 P00F6 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code P00F6 in a 2014 GMC Sierra related to the Intake Air Humidity Sensor Circuit?

- Common symptoms include poor engine performance, decreased fuel efficiency, and potential stalling or rough idling.

2. What could cause the Intake Air Humidity Sensor Circuit to become erratic in a 2014 GMC Sierra triggering code P00F6?

- Possible causes include a faulty intake air humidity sensor, damaged wiring or connectors, or issues with the sensor's calibration.

3. How can I diagnose the Intake Air Humidity Sensor Circuit issue triggering OBDII code P00F6 in my 2014 GMC Sierra?

- Use a diagnostic scanner to retrieve the trouble code, visually inspect the sensor and its connections for damage, and perform electrical tests to check for proper sensor operation.

4. Is it safe to continue driving my 2014 GMC Sierra with the P00F6 code related to the Intake Air Humidity Sensor Circuit?

- It's generally not recommended to drive with this code present, as it can lead to further engine problems and potential damage if left unresolved.

5. Can I reset the OBDII code P00F6 related to the Intake Air Humidity Sensor Circuit in my 2014 GMC Sierra without fixing the underlying issue?

- While you can clear the code temporarily, it will likely reappear until the root cause of the Intake Air Humidity Sensor Circuit problem is addressed.

6. What are some repair tips for fixing OBDII code P00F6 in a 2014 GMC Sierra due to an erratic Intake Air Humidity Sensor Circuit?

- Start by checking and cleaning the sensor connections, replacing the sensor if necessary, and ensuring proper calibration to resolve the issue.

7. How much does it typically cost to repair the Intake Air Humidity Sensor Circuit issue triggering code P00F6 in a 2014 GMC Sierra?

- The cost can vary depending on the exact cause of the problem, but it may involve replacing the sensor, which can range from $50 to $150, plus labor costs.

8. Can a DIY enthusiast with basic automotive knowledge fix the OBDII code P00F6 related to the Intake Air Humidity Sensor Circuit in a 2014 GMC Sierra?

- Depending on the exact cause, a DIY enthusiast may be able to replace the sensor and perform basic diagnostic steps, but advanced troubleshooting may require professional help.

9. Will fixing the Intake Air Humidity Sensor Circuit issue causing OBDII code P00F6 improve the overall performance of my 2014 GMC Sierra?

- Yes, resolving this issue can lead to smoother engine operation, better fuel efficiency, and overall improved performance of your vehicle.

10. How often does the Intake Air Humidity Sensor Circuit in a 2014 GMC Sierra need to be replaced to prevent the recurrence of OBDII code P00F6?

- The sensor typically doesn't need frequent replacement unless it fails prematurely. Regular maintenance and periodic checks can help prevent issues triggering this code.

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