AutoCodes – Dodge – P242A Dodge

P242A Dodge Code - Exhaust Gas Temperature Sensor Circuit 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
P242A Dodge indicates Exhaust Gas Temperature Sensor Circuit 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 1,758
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 P242A 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 P242A OBDII code when the Exhaust Gas Temperature Sensor is out of factory specifications.
OBDII Code P242A Dodge - Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3 - AutoCodes.com
P242A Dodge Code - Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3

What are the Possible Causes of the DTC P242A 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 P242A 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 P242A 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 P242A Dodge Code

What are the common symptoms of OBDII code P242A in a Dodge vehicle?

Symptoms of code P242A may include reduced engine performance, decreased fuel efficiency, and the illumination of the Check Engine Light.

What are the potential causes of OBDII code P242A in a Dodge vehicle?

The code P242A typically indicates a fault with the exhaust gas temperature sensor circuit on Bank 1 Sensor 3. Possible causes include sensor malfunction, wiring issues, or a faulty connector.

How can I diagnose OBDII code P242A in my Dodge vehicle?

Diagnosing code P242A involves using a scan tool to read the fault codes, inspecting the wiring and connectors related to the exhaust gas temperature sensor, and testing the sensor itself for proper functionality.

What are the repair options for OBDII code P242A in a Dodge vehicle?

Repair options for code P242A may include replacing the exhaust gas temperature sensor, repairing any damaged wiring or connectors, and clearing the fault codes to see if the issue persists.

Is it safe to continue driving with OBDII code P242A present in a Dodge vehicle?

It is not recommended to continue driving with code P242A present, as it can lead to potential engine performance issues and reduced fuel efficiency. It's best to address the problem promptly.

Can OBDII code P242A cause damage to the engine in a Dodge vehicle?

While code P242A itself may not cause immediate damage to the engine, ignoring the underlying issue with the exhaust gas temperature sensor circuit can lead to long-term problems with engine performance and emissions.

Are there any DIY tips for troubleshooting OBDII code P242A in a Dodge vehicle?

DIY tips for troubleshooting code P242A may include visually inspecting the sensor and its connections, checking for any visible wiring damage, and ensuring proper electrical connections.

How long does it typically take to repair OBDII code P242A in a Dodge vehicle?

The repair time for code P242A can vary depending on the exact cause of the issue. In general, it may take anywhere from 1 to 3 hours to diagnose and repair the problem.

Do I need special tools to fix OBDII code P242A in my Dodge vehicle?

While basic tools such as a scan tool and a multimeter may be helpful for diagnosing code P242A, specialized tools may be required for accessing and replacing the exhaust gas temperature sensor or repairing wiring issues.

Discuss the causes and fixes for P242A Dodge OBDII Code

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