AutoCodesGMC – P00EB 2018 GMC Sierra

P00EB 2018 GMC Sierra Code - Intake Air Temperature Sensor 3 Circuit High Voltage

Quick Answer

The Intake Air Temperature (IAT) Sensor 3 is a variable resistor that changes an Engine Control Module (ECM) supplied 5 V signal. Common causes include Faulty Intake Air Temperature (IAT) Sensor 3 (Integrated with the Intake Manifold Pressure and Air Temperature Sensor), Intake Air Temperature Sensor 3 harness is open or shorted, Intake Air Temperature Sensor 3 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
P00EB 2018 GMC Sierra indicates Intake Air Temperature Sensor 3 Circuit High Voltage.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) Sensor 3 (Integrated with the Intake Manifold Pressure and Air Temperature Sensor), Intake Air Temperature Sensor 3 harness is open or shorted, Intake Air Temperature Sensor 3 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 274
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 23, 2022
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Code P00EB 2018 GMC Sierra Description

The Intake Air Temperature (IAT) Sensor 3 is a variable resistor that changes an Engine Control Module (ECM) supplied 5 V signal. The signal varies with intake manifold air temperature and is displayed by the scan tool as °C (°F). The IAT sensor 3 is integrated with the Manifold Absolute Pressure Sensor in the intake manifold. The ECM provides a ground for the IAT sensor 3 low reference circuit. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the IAT sensor 3 signal is colder than -60°C (-76°F) for at least 5 s.
OBDII Code P00EB 2018 GMC Sierra - Intake Air Temperature Sensor 3 Circuit High Voltage - AutoCodes.com
P00EB 2018 GMC Sierra Code - Intake Air Temperature Sensor 3 Circuit High Voltage

What are the Possible Causes of the DTC P00EB 2018 GMC Sierra?

  • Faulty Intake Air Temperature (IAT) Sensor 3 (Integrated with the Intake Manifold Pressure and Air Temperature Sensor)
  • Intake Air Temperature Sensor 3 harness is open or shorted
  • Intake Air Temperature Sensor 3 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P00EB 2018 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 P00EB 2018 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 P00EB 2018 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 P00EB 2018 GMC Sierra Code

1. What are the common symptoms of OBDII code P00EB in a 2018 GMC Sierra related to the Intake Air Temperature Sensor 3 Circuit High Voltage?

The common symptoms include poor engine performance, decreased fuel efficiency, and the illumination of the check engine light.

2. What are the potential causes of OBDII code P00EB in a 2018 GMC Sierra?

The code P00EB can be triggered by issues such as a faulty intake air temperature sensor, damaged wiring or connectors, or a problem with the engine control module.

3. How can I diagnose the Intake Air Temperature Sensor 3 Circuit High Voltage issue in my 2018 GMC Sierra?

Diagnosing the problem involves using a diagnostic scanner to retrieve the OBDII code, inspecting the intake air temperature sensor and its wiring for damage, and testing the sensor's functionality.

4. Can I continue driving my 2018 GMC Sierra with the P00EB code related to the Intake Air Temperature Sensor 3 Circuit High Voltage?

It is not recommended to drive your vehicle with this code present, as it can lead to further engine damage and decreased performance. It's best to address the issue promptly.

5. What are some repair tips for fixing OBDII code P00EB in a 2018 GMC Sierra?

Repair tips include replacing the intake air temperature sensor if it's faulty, repairing any damaged wiring or connectors, and resetting the check engine light after the issue has been resolved.

6. How much does it typically cost to repair OBDII code P00EB related to the Intake Air Temperature Sensor 3 Circuit High Voltage in a 2018 GMC Sierra?

The cost of repair can vary depending on the extent of the issue and whether you perform the repair yourself or take it to a professional. Costs may include parts and labor.

7. Are there any preventive measures to avoid encountering OBDII code P00EB in a 2018 GMC Sierra in the future?

Regular maintenance of the intake air temperature sensor and its related components, as well as ensuring proper installation of any aftermarket parts, can help prevent the occurrence of this code.

8. Can a DIY enthusiast with basic automotive knowledge fix the OBDII code P00EB in a 2018 GMC Sierra themselves?

Depending on your skill level and access to tools, DIY enthusiasts may be able to diagnose and repair this issue themselves by following step-by-step guides or seeking advice from automotive forums.

9. Will resetting the OBDII code P00EB related to the Intake Air Temperature Sensor 3 Circuit High Voltage in a 2018 GMC Sierra make it go away permanently?

Resetting the code without addressing the underlying issue will not make it go away permanently. It's crucial to diagnose and fix the root cause to prevent the code from reoccurring.

10. Are there any recalls or technical service bulletins related to OBDII code P00EB in a 2018 GMC Sierra?

It's recommended to check with a GMC dealership or the manufacturer's website to see if there are any recalls or technical service bulletins related to this specific OBDII code in your vehicle.

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