AutoCodesChevrolet – P041E 2016 Chevrolet Silverado

P041E 2016 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 2016 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 253
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 2016 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 2016 Chevrolet Silverado - Exhaust Gas Recirculation Temperature Sensor 1 Circuit Erratic - AutoCodes.com
P041E 2016 Chevrolet Silverado Code - Exhaust Gas Recirculation Temperature Sensor 1 Circuit Erratic

What are the Possible Causes of the DTC P041E 2016 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 2016 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 2016 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 2016 Chevrolet Silverado code?

Need more information on how to fix the P041E 2016 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 2016 Chevrolet Silverado Code

1. What does the OBDII code P041E mean on a 2016 Chevrolet Silverado?

P041E indicates an issue with the Exhaust Gas Recirculation (EGR) Temperature Sensor 1 Circuit, specifically reporting erratic readings.

2. What are the symptoms of code P041E on a 2016 Chevy Silverado?

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

3. What causes the P041E code to appear on a 2016 Chevrolet Silverado?

Common causes include a faulty EGR temperature sensor, damaged wiring or connectors, carbon buildup in the EGR system, or a failed EGR valve.

4. Can I drive my 2016 Silverado with a P041E code?

While the vehicle may still be drivable, it’s not recommended to ignore the issue, as it can lead to further engine performance problems or emissions failures.

5. How do you diagnose a P041E code on a 2016 Chevrolet Silverado?

Diagnosis involves using an OBDII scanner to confirm the code, inspecting the EGR temperature sensor and its wiring, and checking for carbon buildup in the EGR system.

6. How can I fix the P041E code on my 2016 Chevy Silverado?

Repairs may include replacing the EGR temperature sensor, cleaning the EGR passages, repairing damaged wiring, or replacing the EGR valve if necessary.

7. How much does it cost to repair a P041E code on a 2016 Chevrolet Silverado?

Repair costs can vary, but replacing the EGR temperature sensor typically costs between $100 and $300, including parts and labor.

8. Can a clogged EGR system cause the P041E code?

Yes, carbon buildup or clogging in the EGR system can cause erratic sensor readings, triggering the P041E code.

9. How can I prevent the P041E code from recurring?

Regular maintenance, such as cleaning the EGR system and ensuring the sensor and wiring are in good condition, can help prevent this issue.

10. Does a P041E code affect emissions testing for a 2016 Silverado?

Yes, the P041E code can cause your vehicle to fail emissions testing due to improper EGR system function.

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