AutoCodes – Cadillac – P113D Cadillac

P113D Cadillac 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 Cadillac 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 402
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 Cadillac 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 Cadillac - Exhaust Gas Temperature Sensor 3 Not Plausible - AutoCodes.com
P113D Cadillac Code - Exhaust Gas Temperature Sensor 3 Not Plausible

What are the Possible Causes of the DTC P113D Cadillac?

  • 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 Cadillac?

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 Cadillac 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 Cadillac code?

Need more information on how to fix the P113D Cadillac code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P113D Cadillac 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 Cadillac Code

1. What are the common symptoms of OBDII code P113D in a Cadillac?

The common symptoms of OBDII code P113D in a Cadillac may include reduced engine performance, rough idling, poor fuel efficiency, and the illumination of the check engine light.

2. What does the OBDII code P113D in a Cadillac indicate?

OBDII code P113D in a Cadillac indicates that the Exhaust Gas Temperature Sensor 3 is not providing plausible data to the engine control module.

3. What are the possible causes of OBDII code P113D in a Cadillac?

Possible causes of OBDII code P113D in a Cadillac include a faulty Exhaust Gas Temperature Sensor 3, wiring issues, sensor connection problems, or issues with the engine control module.

4. How can I diagnose OBDII code P113D in a Cadillac?

Diagnosing OBDII code P113D in a Cadillac involves using a diagnostic scanner to retrieve the code, checking the wiring and connections of the Exhaust Gas Temperature Sensor 3, and testing the sensor's functionality.

5. Can I continue driving my Cadillac with OBDII code P113D?

It is not recommended to continue driving your Cadillac with OBDII code P113D, as it can lead to further engine issues and potentially cause damage. It is best to address the problem promptly.

6. How can I repair OBDII code P113D in a Cadillac?

Repairing OBDII code P113D in a Cadillac may involve replacing the Exhaust Gas Temperature Sensor 3, repairing any damaged wiring or connections, or reprogramming the engine control module if necessary.

7. Is it possible to reset OBDII code P113D in a Cadillac without fixing the underlying issue?

While you can clear the code using a diagnostic scanner, the underlying issue causing OBDII code P113D in a Cadillac will still persist until it is properly addressed. It is important to diagnose and repair the problem to prevent further issues.

8. Are there any maintenance tips to prevent OBDII code P113D in a Cadillac?

Regularly inspecting and maintaining the Exhaust Gas Temperature Sensor 3, as well as ensuring proper wiring connections, can help prevent OBDII code P113D from occurring in a Cadillac.

9. Will OBDII code P113D in a Cadillac affect the vehicle's emissions?

Yes, OBDII code P113D in a Cadillac can affect the vehicle's emissions by causing improper fuel combustion and potentially increasing harmful emissions. It is important to address the issue promptly to maintain emissions compliance.

10. Can a DIY enthusiast fix OBDII code P113D in a Cadillac?

While some DIY enthusiasts may be able to address OBDII code P113D by replacing the Exhaust Gas Temperature Sensor 3 or checking wiring connections, it is recommended to consult a professional mechanic for accurate diagnosis and repair.

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