AutoCodes – Dodge – P20E3 Dodge

P20E3 Dodge Code - Exhaust Gas Temperature Sensor 1/3 Correlation Bank 1

Quick Answer

The Powertrain Control Module (PCM) continuously monitors the Exhaust Gas Temperature Sensor (EGTS) for proper circuit continuity and out of range high values. 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
P20E3 Dodge indicates Exhaust Gas Temperature Sensor 1/3 Correlation Bank 1.
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 1,578
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 15, 2019
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Code P20E3 Dodge Description

The Powertrain Control Module (PCM) continuously monitors the Exhaust Gas Temperature Sensor (EGTS) for proper circuit continuity and out of range high values. The EGTS is located in front of the Diesel Oxidation Catalyst (DOC) and/or in front of the Diesel Particulate Filter (DPF). The EGTS detects exhaust gas temperature and converts it into a voltage and feeds back to the PCM with the voltage signal in order to control engine conditions to effectively reduce emissions. The PCM sets the P20E3 OBDII code when the Exhaust Gas Temperature Sensor is out of factory specifications.
OBDII Code P20E3 Dodge - Exhaust Gas Temperature Sensor 1/3 Correlation Bank 1 - AutoCodes.com
P20E3 Dodge Code - Exhaust Gas Temperature Sensor 1/3 Correlation Bank 1

What are the Possible Causes of the DTC P20E3 Dodge?

  • Faulty Exhaust Gas Temperature Sensor
  • Exhaust Gas Temperature Sensor harness is open or shorted
  • Exhaust Gas Temperature Sensor circuit poor electrical connection
  • Exhaust leaks
  • Excessive particulate matter buildup on sensor

How to Fix the DTC P20E3 Dodge?

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 P20E3 Dodge 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 P20E3 Dodge code?

Need more information on how to fix the P20E3 Dodge code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P20E3 Dodge 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 P20E3 Dodge Code

1. What are the common symptoms of OBDII code P20E3 in a Dodge vehicle?

- Common symptoms include reduced engine performance, decreased fuel efficiency, and potential illumination of the Check Engine Light.

2. What does the OBDII code P20E3 indicate in a Dodge, specifically related to the Exhaust Gas Temperature Sensor 1/3 Correlation Bank 1?

- This code indicates a correlation problem between the exhaust gas temperature sensor 1 and 3 on bank 1 of the vehicle's engine.

3. What are the possible causes of the P20E3 code in a Dodge related to the exhaust gas temperature sensor issue?

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

4. How serious is the OBDII code P20E3 in a Dodge, and is it safe to continue driving with this error code?

- While it may be safe to drive the vehicle with this code, it is recommended to address the issue promptly to prevent potential damage to the engine or emissions system.

5. Can I repair the P20E3 code issue in my Dodge myself, or should I seek professional assistance?

- Depending on your technical skills and experience, you may be able to address this issue yourself by checking the sensor connections, wiring, and sensor functionality. However, if you are unsure, it's best to seek professional help.

6. How can I diagnose and repair the P20E3 code related to the exhaust gas temperature sensor in my Dodge?

- Diagnosing and repairing the P20E3 code involves checking the sensor connections, inspecting the wiring for damage, testing the sensor's functionality, and potentially replacing the sensor if necessary.

7. Are there any specific maintenance tips to prevent the recurrence of the P20E3 code in my Dodge?

- Regularly inspecting and maintaining the exhaust system, checking sensor connections, and promptly addressing any engine-related issues can help prevent the recurrence of the P20E3 code.

8. Will resetting the Check Engine Light clear the P20E3 code in a Dodge, or do I need to address the underlying issue?

- Resetting the Check Engine Light may temporarily clear the code, but it will likely reappear if the underlying issue with the exhaust gas temperature sensor is not addressed.

9. How can I determine if the exhaust gas temperature sensor 1 or 3 is causing the P20E3 code in my Dodge?

- Proper diagnostic tools can help pinpoint which sensor (1 or 3) is causing the correlation issue. Testing each sensor individually and inspecting their readings can help identify the faulty one.

10. Is the repair for the P20E3 code related to the exhaust gas temperature sensor expensive in a Dodge?

- The repair cost for the P20E3 code can vary depending on the root cause of the issue. It is recommended to obtain a diagnosis from a mechanic to determine the exact repair cost.

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