AutoCodesChevrolet – P0098 2014 Chevrolet Silverado

P0098 2014 Chevrolet Silverado Code - Intake Air Temperature Sensor 2 Circuit High

Quick Answer

The Intake Air Temperature (IAT) sensor 1 is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. Common causes include Faulty Intake Air Temperature (IAT) sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air Temperature 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
P0098 2014 Chevrolet Silverado indicates Intake Air Temperature Sensor 2 Circuit High.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) sensor, Intake Air Temperature sensor harness is open or shorted, Intake Air Temperature 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 414
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 16, 2022
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Code P0098 2014 Chevrolet Silverado Description

The Intake Air Temperature (IAT) sensor 1 is a variable resistor that changes the voltage on the Engine Control Module (ECM) supplied 5 V signal circuit. The signal varies with inlet air temperature in the sensor bore and is displayed by the scan tool as °C (°F). The IAT sensor 2 and the humidity sensor share the same circuit. The IAT sensor 2 signal is displayed by the scan tool as Hertz (Hz) and °C (°F). The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the IAT sensor 2 signal is greater than 390 Hz, warmer than 150°C (302°F), for greater than 5 s.
OBDII Code P0098 2014 Chevrolet Silverado - Intake Air Temperature Sensor 2 Circuit High - AutoCodes.com
P0098 2014 Chevrolet Silverado Code - Intake Air Temperature Sensor 2 Circuit High

What are the Possible Causes of the DTC P0098 2014 Chevrolet Silverado?

  • Faulty Intake Air Temperature (IAT) sensor
  • Intake Air Temperature sensor harness is open or shorted
  • Intake Air Temperature sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0098 2014 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0098 2014 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 P0098 2014 Chevrolet Silverado code?

Need more information on how to fix the P0098 2014 Chevrolet Silverado 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 P0098 2014 Chevrolet Silverado Code

1. What are common symptoms of OBDII code P0098 in a 2014 Chevrolet Silverado?

The common symptoms of code P0098 include poor engine performance, decreased fuel efficiency, and potential stalling or rough idling.

2. What does the OBDII code P0098 "Intake Air Temperature Sensor 2 Circuit High" mean for a 2014 Chevrolet Silverado?

The code P0098 indicates that the Engine Control Module (ECM) has detected a high voltage signal from the Intake Air Temperature Sensor 2 circuit.

3. What are possible causes of OBDII code P0098 in a 2014 Chevrolet Silverado?

Possible causes of code P0098 include a faulty intake air temperature sensor, damaged wiring or connectors, a poor electrical connection, or a malfunctioning ECM.

4. How can I diagnose the Intake Air Temperature Sensor 2 Circuit High issue in my 2014 Chevrolet Silverado?

To diagnose the issue, you can visually inspect the sensor and its wiring for any damage, test the sensor's resistance, and check for proper voltage supply to the sensor.

5. Can a dirty air filter trigger OBDII code P0098 in a 2014 Chevrolet Silverado?

While a dirty air filter may not directly cause code P0098, it can affect the overall air intake system and engine performance, potentially leading to sensor malfunctions.

6. How can I repair OBDII code P0098 in my 2014 Chevrolet Silverado?

Repair options for code P0098 may include replacing the intake air temperature sensor, repairing or replacing damaged wiring or connectors, and clearing the code with an OBDII scanner.

7. Is it safe to continue driving with OBDII code P0098 illuminated in my 2014 Chevrolet Silverado?

It is not recommended to drive with the P0098 code illuminated, as it can lead to further engine issues and potential damage if left unresolved.

8. How much does it typically cost to repair OBDII code P0098 in a 2014 Chevrolet Silverado?

The cost of repairing code P0098 can vary depending on the root cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Can resetting the ECM clear OBDII code P0098 in a 2014 Chevrolet Silverado?

Resetting the ECM may temporarily clear the code, but if the underlying issue causing code P0098 is not addressed, the code is likely to reappear.

10. Does OBDII code P0098 affect emissions compliance in a 2014 Chevrolet Silverado?

Yes, unresolved code P0098 can affect emissions compliance, as it indicates a potential issue with the intake air temperature sensor, which plays a role in engine performance and emissions control.

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