AutoCodesChevrolet – P2199 2015 Chevrolet Silverado

P2199 2015 Chevrolet Silverado Code - Intake Air Temperature Sensor 1-2 Not Plausible

Quick Answer

The following sensors are integrated within the Mass Air Flow/Multifunction Intake Air Sensor: IAT sensor 1, IAT sensor 2, Humidity sensor, MAF sensor, and BARO pressure sensor. Common causes include Faulty Intake Air Temperature (IAT) (integrated within Mass Air Flow/Multifunction Intake Air Sensor), Intake Air Temperature harness is open or shorted, Intake Air Temperature 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
P2199 2015 Chevrolet Silverado indicates Intake Air Temperature Sensor 1-2 Not Plausible.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) (integrated within Mass Air Flow/Multifunction Intake Air Sensor), Intake Air Temperature harness is open or shorted, Intake Air Temperature 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 405
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 20, 2022
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Code P2199 2015 Chevrolet Silverado Description

The following sensors are integrated within the Mass Air Flow/Multifunction Intake Air Sensor: IAT sensor 1, IAT sensor 2, Humidity sensor, MAF sensor, and BARO pressure sensor.
The Intake Air Temperature (IAT) Sensor is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. The signal varies with the inlet air temperature in the sensor bore. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the absolute difference between the IAT sensor 1 and the IAT sensor 2 temperatures is greater than 55°C (99°F) for longer than 5 s.
OBDII Code P2199 2015 Chevrolet Silverado - Intake Air Temperature Sensor 1-2 Not Plausible - AutoCodes.com
P2199 2015 Chevrolet Silverado Code - Intake Air Temperature Sensor 1-2 Not Plausible

What are the Possible Causes of the DTC P2199 2015 Chevrolet Silverado?

  • Faulty Intake Air Temperature (IAT) (integrated within Mass Air Flow/Multifunction Intake Air Sensor)
  • Intake Air Temperature harness is open or shorted
  • Intake Air Temperature circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2199 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 P2199 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 P2199 2015 Chevrolet Silverado 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 P2199 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2199 in a 2015 Chevrolet Silverado?

- Common symptoms include poor engine performance, reduced fuel efficiency, and the Check Engine Light illuminating on the dashboard.

2. What does the OBDII code P2199 on a 2015 Chevrolet Silverado indicate?

- This code specifically relates to the Intake Air Temperature Sensor 1-2 Not Plausible error, signaling an issue with the intake air temperature sensor readings.

3. What are the possible causes of OBDII code P2199 in a 2015 Chevrolet Silverado?

- Potential causes include a faulty intake air temperature sensor, wiring issues, a vacuum leak, or a problem with the intake air system.

4. How can I diagnose the OBDII code P2199 in my 2015 Chevrolet Silverado?

- Diagnosis typically involves checking the intake air temperature sensor, inspecting the related wiring for damage, and ensuring there are no leaks in the intake system.

5. Can driving with the OBDII code P2199 in a 2015 Chevrolet Silverado cause further damage?

- While it's not ideal to drive with this code active, the immediate risk of further damage is low. However, addressing the issue promptly is recommended to prevent potential performance issues.

6. How can I repair the OBDII code P2199 in my 2015 Chevrolet Silverado?

- Repair options may include replacing the intake air temperature sensor, repairing damaged wiring, fixing any vacuum leaks, or addressing issues in the intake air system.

7. Is it safe to continue driving my 2015 Chevrolet Silverado with the Intake Air Temperature Sensor 1-2 Not Plausible error?

- It's generally safe to drive with this error, but it's recommended to address the underlying issue promptly to avoid potential decreases in performance and fuel efficiency.

8. Can I reset the OBDII code P2199 in my 2015 Chevrolet Silverado by disconnecting the battery?

- While disconnecting the battery may clear the code temporarily, it's crucial to diagnose and repair the underlying issue to prevent the code from reappearing.

9. How much does it typically cost to repair the OBDII code P2199 in a 2015 Chevrolet Silverado?

- Repair costs can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.

10. Should I attempt to fix the OBDII code P2199 in my 2015 Chevrolet Silverado myself, or is it best left to a professional mechanic?

- If you have experience with automotive repairs and the necessary tools, you may attempt to fix the issue yourself. However, if you're unsure or lack the expertise, it's recommended to consult a professional mechanic for accurate diagnosis and repair.

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