AutoCodes – Chevrolet – P113B 2014 Chevrolet Silverado

P113B 2014 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 1 Not Plausible

Quick Answer

The exhaust gas temperature sensors are variable resistors that measure the temperature of the exhaust gas at the inlet and outlet of the diesel oxidation catalyst as well as the inlet and outlet of the Diesel Particulate Filter (DPF). Common causes include Faulty Exhaust Gas Temperature Sensor, Exhaust Gas Temperature Sensor harness is open or shorted, Exhaust Gas 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
P113B 2014 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 1 Not Plausible.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor, Exhaust Gas Temperature Sensor harness is open or shorted, Exhaust Gas 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 203
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P113B 2014 Chevrolet Silverado Description

The exhaust gas temperature sensors are variable resistors that measure the temperature of the exhaust gas at the inlet and outlet of the diesel oxidation catalyst as well as the inlet and outlet of the Diesel Particulate Filter (DPF). The Engine Control Module (ECM) supplies a bias 5-volt signal to the exhaust gas temperature sensor signal circuit and supplies a ground to the low reference circuit. The exhaust gas temperature information is used by the ECM during the particulate filter cleaning process. The following table illustrates the relationship between the temperature of the exhaust gas and the resistance and voltage of the exhaust gas temperature sensor. The Diagnostic Trouble Code (DTC) will be set if the ECM detects an exhaust gas temperature value that is not plausible when the ignition is switched on.
OBDII Code P113B 2014 Chevrolet Silverado - Exhaust Gas Temperature Sensor 1 Not Plausible - AutoCodes.com
P113B 2014 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 1 Not Plausible

What are the Possible Causes of the DTC P113B 2014 Chevrolet Silverado?

  • Faulty Exhaust Gas Temperature Sensor
  • Exhaust Gas Temperature Sensor harness is open or shorted
  • Exhaust Gas Temperature Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P113B 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P113B 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 P113B 2014 Chevrolet Silverado code?

Need more information on how to fix the P113B 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 P113B 2014 Chevrolet Silverado Code

1. What does the OBDII code P113B mean on a 2014 Chevrolet Silverado?

The code P113B indicates that the Exhaust Gas Temperature (EGT) Sensor 1 is reporting a value that is not plausible or outside the expected range.

2. What are the common symptoms of code P113B on a 2014 Chevy Silverado?

Common symptoms include the check engine light turning on, reduced fuel efficiency, poor engine performance, or the vehicle entering limp mode.

3. What causes the P113B code to appear on a 2014 Chevrolet Silverado?

The most common causes are a faulty EGT sensor, wiring issues such as damaged or corroded connections, or a malfunctioning powertrain control module (PCM).

4. How do you diagnose the P113B code on a 2014 Chevrolet Silverado?

Diagnosis involves using a scan tool to confirm the code, inspecting the EGT sensor and its wiring for damage, and testing the sensor's resistance and voltage readings.

5. Can I drive my 2014 Chevrolet Silverado with the P113B code active?

While the vehicle may still run, driving with this code active can lead to reduced performance and potential damage to the exhaust system or catalytic converter if not addressed promptly.

6. How do you fix the P113B code on a 2014 Chevrolet Silverado?

Repairs may involve replacing the faulty EGT sensor, repairing or replacing damaged wiring, or updating/reprogramming the PCM if necessary.

7. Where is Exhaust Gas Temperature Sensor 1 located on a 2014 Chevrolet Silverado?

Exhaust Gas Temperature Sensor 1 is typically located near the exhaust manifold or in the exhaust system upstream of the catalytic converter.

8. How much does it cost to repair the P113B code on a 2014 Chevrolet Silverado?

Repair costs can vary but typically range from $100 to $300, depending on whether the EGT sensor needs replacement or additional wiring repairs are required.

9. Can a faulty EGT sensor cause other problems in a 2014 Chevrolet Silverado?

Yes, a faulty EGT sensor can lead to incorrect fuel-air mixture adjustments, reduced efficiency, and potential damage to the exhaust system or emissions components.

10. Is the P113B code specific to diesel engines in the 2014 Chevrolet Silverado?

Yes, the P113B code is generally associated with diesel engines, as they rely on EGT sensors for monitoring exhaust temperatures and emissions control.

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