Engine-CodesChevrolet – P113C 2018 Chevrolet Silverado

P113C 2018 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 2 Not Plausible

Quick Answer

The P113C diagnostic trouble code (DTC) on a 2018 Chevrolet Silverado indicates that the Exhaust Gas Temperature Sensor 2 is not providing plausible data to the engine control module (ECM). Common causes include Faulty Exhaust Gas Temperature Sensor 2, Wiring or connector issues, Exhaust leaks near the sensor. 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
P113C 2018 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 2 Not Plausible.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor 2, Wiring or connector issues, Exhaust leaks near the sensor.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code P113C 2018 Chevrolet Silverado Description

The P113C diagnostic trouble code (DTC) on a 2018 Chevrolet Silverado indicates that the Exhaust Gas Temperature Sensor 2 is not providing plausible data to the engine control module (ECM). This sensor is responsible for monitoring the exhaust gas temperature after the diesel particulate filter (DPF) in diesel engines. The ECM uses this data to regulate the exhaust gas recirculation (EGR) system and ensure optimal engine performance and emissions control.

OBDII Code P113C 2018 Chevrolet Silverado - Exhaust Gas Temperature Sensor 2 Not Plausible
P113C 2018 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 2 Not Plausible

Common Causes of P113C 2018 Chevrolet Silverado

  1. Faulty Exhaust Gas Temperature Sensor 2
  2. Wiring or connector issues
  3. Exhaust leaks near the sensor
  4. Software or calibration issues with the ECM
  5. Exhaust system malfunctions

Symptoms of P113C 2018 Chevrolet Silverado

  1. Reduced engine performance
  2. Increased fuel consumption
  3. Check Engine Light illuminated
  4. Rough idling or stalling
  5. Reduced acceleration

How to Fix P113C 2018 Chevrolet Silverado

  1. Diagnose the issue by using a scan tool to retrieve the DTC and inspect the Exhaust Gas Temperature Sensor 2 and related components.
  2. Replace the faulty Exhaust Gas Temperature Sensor 2 if it is found to be defective.
  3. Inspect and repair any wiring or connector issues related to the sensor.
  4. Check for exhaust leaks near the sensor and repair as necessary.
  5. Perform a software update or calibration of the ECM if needed to ensure proper communication with the sensor.

Cost to Fix P113C 2018 Chevrolet Silverado

The typical repair costs for addressing a P113C code on a 2018 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships, while independent shops may offer lower rates. It is recommended to check local rates for a more accurate estimate.

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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 P113C 2018 Chevrolet Silverado Code

1. What does the OBDII code P113C mean on a 2018 Chevrolet Silverado?

P113C indicates that Exhaust Gas Temperature Sensor 2 is providing a signal that is not plausible, meaning the readings are inconsistent or outside expected parameters.

2. What are the common symptoms of code P113C in a 2018 Chevrolet Silverado?

Common symptoms include the check engine light turning on, poor engine performance, reduced fuel efficiency, and, in some cases, the truck entering limp mode.

3. What causes the P113C code to appear on a 2018 Chevrolet Silverado?

Causes can include a faulty exhaust gas temperature sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine control module (ECM).

4. Can I drive my 2018 Chevrolet Silverado with a P113C code?

While the truck may still be drivable, it’s not recommended as it can lead to reduced performance, further damage to the exhaust system, or issues with emissions compliance.

5. How do I diagnose the P113C code on a 2018 Chevrolet Silverado?

Diagnose the issue by scanning for additional trouble codes, inspecting the exhaust gas temperature sensor and its wiring, and testing the sensor with a multimeter to check for proper resistance.

6. How do I fix the P113C code on a 2018 Chevrolet Silverado?

Repairs may involve replacing the faulty exhaust gas temperature sensor, repairing damaged wiring or connectors, or addressing any exhaust system leaks.

7. Where is Exhaust Gas Temperature Sensor 2 located on a 2018 Chevrolet Silverado?

Exhaust Gas Temperature Sensor 2 is typically located downstream in the exhaust system, often near or after the diesel particulate filter (DPF) or catalytic converter.

8. How much does it cost to fix a P113C code on a 2018 Chevrolet Silverado?

The repair cost can vary, but replacing an exhaust gas temperature sensor typically costs between $150 and $300, including parts and labor.

9. Can a dirty diesel particulate filter (DPF) cause the P113C code on a 2018 Chevrolet Silverado?

Yes, a clogged or malfunctioning DPF can cause abnormal exhaust temperatures, leading to implausible readings from the exhaust gas temperature sensor.

10. Will clearing the P113C code solve the problem on a 2018 Chevrolet Silverado?

Clearing the code may temporarily turn off the check engine light, but if the underlying issue isn’t addressed, the code will likely return.

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