AutoCodesChevrolet – P041E 2015 Chevrolet Silverado

P041E 2015 Chevrolet Silverado Code - Exhaust Gas Recirculation Temperature Sensor 1 Circuit Erratic

Quick Answer

The Exhaust Gas Recirculation (EGR) temperature sensors are variable resistors that measure the temperature of the exhaust gas at the inlet and outlet of the EGR cooler. Common causes include Faulty Exhaust Gas Recirculation (EGR) Temperature Sensor 1, Exhaust Gas Recirculation Temperature Sensor 1 harness is open or shorted, Exhaust Gas Recirculation Temperature Sensor 1 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
P041E 2015 Chevrolet Silverado indicates Exhaust Gas Recirculation Temperature Sensor 1 Circuit Erratic.
Common causes
Common causes include Faulty Exhaust Gas Recirculation (EGR) Temperature Sensor 1, Exhaust Gas Recirculation Temperature Sensor 1 harness is open or shorted, Exhaust Gas Recirculation Temperature Sensor 1 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 230
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 20, 2022
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Code P041E 2015 Chevrolet Silverado Description

The Exhaust Gas Recirculation (EGR) temperature sensors are variable resistors that measure the temperature of the exhaust gas at the inlet and outlet of the EGR cooler. The Engine Control Module (ECM) supplies 5 volts to the EGR temperature sensor signal circuit and a ground for the low reference circuit. When the EGR temperature sensor is cold, the sensor resistance is high. When the EGR temperature increases, the sensor resistance decreases. The ECM detects a higher voltage on the EGR temperature signal circuit with high sensor resistance. With lower sensor resistance, the ECM detects a lower voltage on the EGR temperature signal circuit. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the EGR temperature sensor resistance has changed to greater than 25Ω in 0.1 s.
OBDII Code P041E 2015 Chevrolet Silverado - Exhaust Gas Recirculation Temperature Sensor 1 Circuit Erratic - AutoCodes.com
P041E 2015 Chevrolet Silverado Code - Exhaust Gas Recirculation Temperature Sensor 1 Circuit Erratic

What are the Possible Causes of the DTC P041E 2015 Chevrolet Silverado?

  • Faulty Exhaust Gas Recirculation (EGR) Temperature Sensor 1
  • Exhaust Gas Recirculation Temperature Sensor 1 harness is open or shorted
  • Exhaust Gas Recirculation Temperature Sensor 1 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P041E 2015 Chevrolet Silverado?

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 P041E 2015 Chevrolet Silverado 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 P041E 2015 Chevrolet Silverado code?

Need more information on how to fix the P041E 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P041E 2015 Chevrolet Silverado Code

1. What does the OBDII code P041E mean on a 2015 Chevrolet Silverado?

P041E indicates an issue with the Exhaust Gas Recirculation (EGR) Temperature Sensor 1 Circuit, where it is reading erratic or inconsistent signals.

2. What are the common symptoms of a P041E code?

Symptoms may include the Check Engine Light turning on, reduced engine performance, rough idling, poor fuel efficiency, or increased emissions.

3. What causes the P041E code to appear?

Common causes include a faulty EGR temperature sensor, damaged or corroded wiring, loose connections in the sensor circuit, or a malfunctioning EGR valve.

4. How can I diagnose the P041E code on my 2015 Silverado?

Start by inspecting the EGR temperature sensor and its wiring for damage or loose connections. Use a scan tool to monitor EGR temperature sensor readings for irregularities.

5. Can I drive my 2015 Chevrolet Silverado with a P041E code?

While the truck may still be drivable, ignoring the issue could lead to reduced engine performance, higher emissions, and potential damage to other components.

6. How do I fix the P041E code on my Silverado?

Repairs may involve replacing the EGR temperature sensor, repairing or replacing damaged wiring, or cleaning/replacing the EGR valve if it’s malfunctioning.

7. How much does it cost to fix a P041E code?

The cost depends on the specific repair. Replacing the EGR temperature sensor typically costs between $100 and $300, including parts and labor.

8. Can a dirty EGR valve cause a P041E code?

Yes, a dirty or clogged EGR valve can cause erratic readings from the EGR temperature sensor, leading to the P041E code.

9. What tools do I need to troubleshoot the P041E code?

You’ll need an OBDII scanner, a multimeter for checking electrical connections, and possibly basic tools for removing and inspecting the EGR components.

10. Will clearing the P041E code with a scan tool fix the problem?

Clearing the code will reset the Check Engine Light, but if the underlying issue isn’t resolved, the code will likely return.

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