AutoCodes – Chevrolet – P1414 2015 Chevrolet Silverado

P1414 2015 Chevrolet Silverado Code - Exhaust Gas Recirculation Cooler Bypass Valve Current Performance

Quick Answer

The Engine Control Module (ECM) uses the Exhaust Gas Recirculation (EGR) bypass valve position sensor to determine the position of the bypass valve. Common causes include Faulty Exhaust Gas Recirculation (EGR) Cooler Bypass Valve, Exhaust Gas Recirculation Cooler Bypass Valve harness is open or shorted, Exhaust Gas Recirculation Cooler Bypass Valve 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
P1414 2015 Chevrolet Silverado indicates Exhaust Gas Recirculation Cooler Bypass Valve Current Performance.
Common causes
Common causes include Faulty Exhaust Gas Recirculation (EGR) Cooler Bypass Valve, Exhaust Gas Recirculation Cooler Bypass Valve harness is open or shorted, Exhaust Gas Recirculation Cooler Bypass Valve 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 195
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 30, 2022
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Code P1414 2015 Chevrolet Silverado Description

The Engine Control Module (ECM) uses the Exhaust Gas Recirculation (EGR) bypass valve position sensor to determine the position of the bypass valve. The ECM sends a reference voltage through the 5-volt reference circuit to the position sensor. The ECM provides a voltage return path for the sensor through the low reference circuit. A variable voltage signal, based on the valve position, is sent from the sensor to the ECM through the position sensor signal circuit. The ECM compares the actual bypass valve position with the desired bypass valve position when the valve is commanded open or closed. The EGR cooler bypass valve is controlled by the ECM through the bypass valve motor high control and the low control circuits. The ECM will pulse width modulate the low control circuit to ground when EGR cooler bypass is desired.
The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the EGR cooler bypass valve control circuit current is greater than a calibrated threshold for greater than 3 s.
OBDII Code P1414 2015 Chevrolet Silverado - Exhaust Gas Recirculation Cooler Bypass Valve Current Performance - AutoCodes.com
P1414 2015 Chevrolet Silverado Code - Exhaust Gas Recirculation Cooler Bypass Valve Current Performance

What are the Possible Causes of the DTC P1414 2015 Chevrolet Silverado?

  • Faulty Exhaust Gas Recirculation (EGR) Cooler Bypass Valve
  • Exhaust Gas Recirculation Cooler Bypass Valve harness is open or shorted
  • Exhaust Gas Recirculation Cooler Bypass Valve circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P1414 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 P1414 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 P1414 2015 Chevrolet Silverado code?

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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 P1414 2015 Chevrolet Silverado Code

1. What does the OBDII code P1414 mean for a 2015 Chevrolet Silverado?

P1414 indicates an issue with the Exhaust Gas Recirculation (EGR) Cooler Bypass Valve, specifically a performance problem with its current or operation.

2. What are the common symptoms of code P1414 in a 2015 Chevrolet Silverado?

Symptoms may include a Check Engine Light, reduced engine performance, increased emissions, or unusual engine noises.

3. What causes the P1414 code to appear in a Chevrolet Silverado?

Common causes include a malfunctioning EGR cooler bypass valve, wiring or connector issues, carbon buildup, or a faulty EGR system sensor.

4. Can I drive my 2015 Chevrolet Silverado with the P1414 code?

Driving with this code is not recommended as it may lead to increased emissions, reduced fuel efficiency, and potential engine damage over time.

5. How do I diagnose the P1414 code on a 2015 Chevrolet Silverado?

Diagnose the issue by checking the EGR cooler bypass valve for proper operation, inspecting wiring and connectors for damage, and using a scan tool to verify sensor readings.

6. How is the P1414 code fixed on a Chevrolet Silverado?

Repairs may include cleaning or replacing the EGR cooler bypass valve, repairing or replacing damaged wiring, or updating the vehicle's software if applicable.

7. Is the EGR cooler bypass valve expensive to replace on a 2015 Silverado?

The cost varies depending on labor rates and parts, but replacing the valve typically ranges from $200 to $500.

8. Could a faulty EGR cooler bypass valve cause engine performance issues?

Yes, a malfunctioning valve can disrupt the flow of exhaust gases, leading to performance problems such as rough idling or reduced power.

9. How can I prevent the P1414 code from recurring?

Regular maintenance, such as cleaning the EGR system and inspecting wiring, can help prevent the code from recurring.

10. Will clearing the P1414 code with a scan tool fix the problem?

Clearing the code without addressing the root cause will only temporarily turn off the Check Engine Light; the issue will likely return.

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