AutoCodes – Chevrolet – P2475 Chevrolet

P2475 Chevrolet Code - Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 4

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 2 Sensor 4, Exhaust Gas Temperature Sensor Bank 2 Sensor 4 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 2 Sensor 4 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
P2475 Chevrolet indicates Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 4.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 2 Sensor 4, Exhaust Gas Temperature Sensor Bank 2 Sensor 4 harness is open or shorted, Exhaust Gas Temperature Sensor Bank 2 Sensor 4 circuit poor electrical connection.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code Popularity 1,208
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 P2475 Chevrolet 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 P2475 OBDII code when the Exhaust Gas Temperature Sensor is out of factory specifications.
OBDII Code P2475 Chevrolet - Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 4 - AutoCodes.com
P2475 Chevrolet Code - Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 4

What are the Possible Causes of the DTC P2475 Chevrolet?

  • Faulty Exhaust Gas Temperature Sensor (EGTS) Bank 2 Sensor 4
  • Exhaust Gas Temperature Sensor Bank 2 Sensor 4 harness is open or shorted
  • Exhaust Gas Temperature Sensor Bank 2 Sensor 4 circuit poor electrical connection
  • Exhaust leaks
  • Excessive particulate matter buildup on sensor

How to Fix the DTC P2475 Chevrolet?

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 P2475 Chevrolet 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 P2475 Chevrolet code?

Need more information on how to fix the P2475 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2475 Chevrolet 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 P2475 Chevrolet Code

1. What are common symptoms of OBDII code P2475 in a Chevrolet vehicle?

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

2. What does the OBDII code P2475 indicate in a Chevrolet, specifically related to the Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 4?

- This code indicates that there is a low voltage condition detected in the exhaust gas temperature sensor circuit for Bank 2 Sensor 4 on the vehicle.

3. What are possible causes of OBDII code P2475 in a Chevrolet?

- Possible causes include a faulty exhaust gas temperature sensor, damaged wiring or connectors in the sensor circuit, or issues with the engine control module.

4. How can I diagnose the OBDII code P2475 in my Chevrolet?

- Diagnosis typically involves using an OBDII scanner to read the code, inspecting the exhaust gas temperature sensor and its wiring for damage, and testing the sensor's voltage output.

5. Can I continue driving my Chevrolet with OBDII code P2475 present?

- 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.

6. How can I repair OBDII code P2475 in my Chevrolet?

- Repair may involve replacing the exhaust gas temperature sensor, repairing or replacing damaged wiring or connectors, or resetting the engine control module after fixing the issue.

7. Is it necessary to visit a mechanic for OBDII code P2475 in a Chevrolet, or can I fix it myself?

- While some DIY enthusiasts may be able to address this issue themselves, it is often recommended to consult a professional mechanic for proper diagnosis and repair.

8. Are there any preventive measures to avoid OBDII code P2475 in a Chevrolet?

- Regular maintenance and inspection of the exhaust system, including the exhaust gas temperature sensor, can help prevent issues that may lead to this code.

9. How long does it typically take to repair OBDII code P2475 in a Chevrolet?

- The repair time can vary depending on the exact cause of the code and the extent of the repair needed, but it may take a few hours to a full day in some cases.

10. Will resetting the Check Engine light resolve OBDII code P2475 in a Chevrolet?

- Simply resetting the Check Engine light will not resolve the underlying issue causing the code. It is important to diagnose and address the root cause to prevent the code from reoccurring.

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