AutoCodes – GMC – P00F5 2015 GMC Sierra

P00F5 2015 GMC Sierra Code - Intake Air Humidity Sensor Circuit High Voltage

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
P00F5 2015 GMC Sierra indicates Intake Air Humidity Sensor Circuit High Voltage.
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 326
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 P00F5 2015 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 greater than or equal to 95 % for greater than 5 s.
OBDII Code P00F5 2015 GMC Sierra - Intake Air Humidity Sensor Circuit High Voltage - AutoCodes.com
P00F5 2015 GMC Sierra Code - Intake Air Humidity Sensor Circuit High Voltage

What are the Possible Causes of the DTC P00F5 2015 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 P00F5 2015 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 P00F5 2015 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 P00F5 2015 GMC Sierra code?

Need more information on how to fix the P00F5 2015 GMC Sierra code? Get Access to Factory Service Manuals

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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 P00F5 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code P00F5 in a 2015 GMC Sierra related to the Intake Air Humidity Sensor Circuit High Voltage?

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

2. What are the possible causes of OBDII code P00F5 in a 2015 GMC Sierra?

- The code P00F5 can be triggered by a faulty intake air humidity sensor, wiring issues, a defective sensor connector, or a problem with the sensor circuit.

3. How can I diagnose the Intake Air Humidity Sensor Circuit High Voltage issue in my 2015 GMC Sierra?

- To diagnose the problem, you can use an OBDII scanner to read the specific trouble code (P00F5), visually inspect the sensor and its connections for any damage, and test the sensor's functionality using a multimeter.

4. Can I still drive my 2015 GMC Sierra with OBDII code P00F5 present?

- It is not recommended to drive your vehicle with the P00F5 code active, as it can lead to poor engine performance and potential long-term damage. It's best to address the issue promptly.

5. What are the repair options for fixing the Intake Air Humidity Sensor Circuit High Voltage problem in a 2015 GMC Sierra?

- Repair options include replacing the faulty intake air humidity sensor, repairing any damaged wiring or connectors, and resetting the trouble code using an OBDII scanner.

6. How much does it typically cost to repair the Intake Air Humidity Sensor Circuit High Voltage issue in a 2015 GMC Sierra?

- The cost of repairs can vary depending on the extent of the issue and whether you perform the repairs yourself or take your vehicle to a mechanic. It's advisable to get a few quotes for accurate pricing.

7. Can a DIY enthusiast with basic automotive knowledge fix the OBDII code P00F5 in a 2015 GMC Sierra?

- Yes, if you have some experience working on vehicles and access to the necessary tools, you may be able to address the P00F5 code yourself by following a repair guide or seeking assistance from online forums.

8. Are there any preventative measures to avoid encountering OBDII code P00F5 in a 2015 GMC Sierra in the future?

- Regular maintenance, such as inspecting and cleaning sensor connections, checking for damaged wiring, and addressing any issues promptly, can help prevent the recurrence of the P00F5 trouble code.

9. How urgent is it to address the OBDII code P00F5 in a 2015 GMC Sierra?

- While your vehicle may still be operable with the P00F5 code present, it's important to address the issue promptly to prevent further damage and ensure optimal engine performance and fuel efficiency.

10. Can the OBDII code P00F5 in a 2015 GMC Sierra be a false alarm, or is it typically indicative of a genuine problem?

- While occasional false alarms can occur with OBDII codes, the P00F5 code usually indicates a genuine issue with the Intake Air Humidity Sensor Circuit High Voltage that should be investigated and resolved.

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