AutoCodes – Dodge – P242C Dodge

P242C Dodge Code - Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3

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 (EGTS) Bank 1 Sensor 3, Exhaust Gas Temperature Sensor Bank 1 Sensor 3 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 1 Sensor 3 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
P242C Dodge indicates Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 1 Sensor 3, Exhaust Gas Temperature Sensor Bank 1 Sensor 3 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 1 Sensor 3 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.
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Code Popularity 4,750
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 P242C 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 P242C OBDII code when the Exhaust Gas Temperature Sensor is out of factory specifications.
OBDII Code P242C Dodge - Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3 - AutoCodes.com
P242C Dodge Code - Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3

What are the Possible Causes of the DTC P242C Dodge?

  • Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 1 Sensor 3
  • Exhaust Gas Temperature Sensor Bank 1 Sensor 3 harness is open or shorted
  • Exhaust Gas Temperature Sensor Bank 1 Sensor 3 circuit poor electrical connection
  • Exhaust leaks
  • Excessive particulate matter buildup on sensor

How to Fix the DTC P242C 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 P242C 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.

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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 P242C Dodge Code

1. What are the common symptoms of OBDII code P242C in a Dodge?

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

2. What can cause the Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3 code in a Dodge?

- Possible causes of this code include a faulty exhaust gas temperature sensor, wiring issues, or a problem with the engine control module.

3. How serious is the P242C code in a Dodge vehicle?

- While the code itself may not cause immediate harm to the vehicle, it can lead to reduced engine efficiency and potential long-term damage if left unresolved.

4. How can I diagnose the P242C code in my Dodge?

- Diagnosis typically involves using an OBDII scanner to retrieve the code, inspecting the EGT sensor and its wiring for damage, and testing the sensor's resistance.

5. Can I continue driving my Dodge with the P242C code present?

- It is not recommended to continue driving with this code as it can lead to further engine issues and potential damage over time.

6. How can I repair the Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3 code in my Dodge?

- Repair options may include replacing the faulty EGT sensor, repairing damaged wiring, or resetting the engine control module after fixing the issue.

7. Is it possible to reset the Check Engine Light after fixing the P242C code in my Dodge?

- Yes, the Check Engine Light can be reset using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

8. Can a DIY enthusiast fix the P242C code in a Dodge, or is professional help recommended?

- Depending on the individual's skill level and access to tools, it is possible to address this code as a DIY project. However, seeking professional help is recommended if unsure.

9. How much does it typically cost to repair the P242C code in a Dodge?

- The cost of repairing this code can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

10. Will fixing the P242C code improve my Dodge's performance and fuel efficiency?

- Yes, resolving this code can lead to improved engine performance, better fuel efficiency, and overall smoother operation of the vehicle.

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