AutoCodes – Buick – P113D Buick

P113D Buick Code - Exhaust Gas Temperature Sensor 3 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
P113D Buick indicates Exhaust Gas Temperature Sensor 3 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 540
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 P113D Buick 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 P113D Buick - Exhaust Gas Temperature Sensor 3 Not Plausible - AutoCodes.com
P113D Buick Code - Exhaust Gas Temperature Sensor 3 Not Plausible

What are the Possible Causes of the DTC P113D Buick?

  • 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 P113D Buick?

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 P113D Buick 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 P113D Buick code?

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Need Help with the Code?

Get the P113D Buick code diagnosed by a professional: Find a repair shop in your area

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 P113D Buick Code

1. What are common symptoms of OBDII code P113D in a Buick related to the Exhaust Gas Temperature Sensor 3?

- Common symptoms include reduced engine performance, decreased fuel efficiency, and potential issues with the exhaust system.

2. What are some possible causes of OBDII code P113D in a Buick indicating an issue with Exhaust Gas Temperature Sensor 3?

- Possible causes may include a faulty exhaust gas temperature sensor, wiring or connection issues, exhaust leaks, or a problem with the engine control module.

3. How can I diagnose OBDII code P113D in my Buick that points to a problem with Exhaust Gas Temperature Sensor 3?

- Diagnosing this code may involve using a scan tool to monitor the sensor's readings, checking the sensor's wiring and connections for any damage, and inspecting the exhaust system for leaks or defects.

4. Is it safe to continue driving my Buick with OBDII code P113D related to Exhaust Gas Temperature Sensor 3?

- It is not recommended to drive the vehicle with this code present, as it can lead to potential engine damage or other issues if left unresolved.

5. Can I repair OBDII code P113D in my Buick indicating an issue with Exhaust Gas Temperature Sensor 3 on my own?

- Depending on your mechanical skills and access to tools, you may be able to replace the exhaust gas temperature sensor yourself. However, it's recommended to consult a professional for proper diagnosis and repair.

6. How much does it typically cost to fix OBDII code P113D in a Buick related to Exhaust Gas Temperature Sensor 3?

- The cost of fixing this code can vary depending on the exact cause of the issue and whether you perform the repairs yourself or take your vehicle to a mechanic. Typically, the cost can range from $100 to $300 or more.

7. Can a faulty Exhaust Gas Temperature Sensor 3 cause other OBDII codes to appear in my Buick?

- Yes, a faulty sensor can sometimes trigger other related codes, so it's important to address the issue promptly to prevent further complications.

8. How long does it usually take to repair OBDII code P113D related to Exhaust Gas Temperature Sensor 3 in a Buick?

- The repair time can vary depending on the extent of the issue and the availability of parts. In general, it may take a few hours to a full day to complete the repair.

9. Are there any preventive measures I can take to avoid OBDII code P113D in my Buick related to Exhaust Gas Temperature Sensor 3 in the future?

- Regular maintenance of the exhaust system and sensors, along with timely repairs of any issues, can help prevent the occurrence of this code in the future.

10. Will resetting the OBDII system clear the P113D code related to Exhaust Gas Temperature Sensor 3 in my Buick?

- Resetting the system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It's crucial to diagnose and fix the root cause of the problem.

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