AutoCodesChevrolet – P1414 2017 Chevrolet Silverado

P1414 2017 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 2017 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.
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Code Popularity 206
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 2017 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 2017 Chevrolet Silverado - Exhaust Gas Recirculation Cooler Bypass Valve Current Performance - AutoCodes.com
P1414 2017 Chevrolet Silverado Code - Exhaust Gas Recirculation Cooler Bypass Valve Current Performance

What are the Possible Causes of the DTC P1414 2017 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 2017 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 2017 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 2017 Chevrolet Silverado code?

Need more information on how to fix the P1414 2017 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 P1414 2017 Chevrolet Silverado Code

1. What does code P1414 mean on a 2017 Chevrolet Silverado?

Code P1414 indicates an issue with the Exhaust Gas Recirculation (EGR) cooler bypass valve, specifically related to its performance or current operation.

2. What are the common symptoms of a P1414 code on a Chevy Silverado?

Symptoms may include an illuminated check engine light, reduced engine performance, increased emissions, or engine knocking under load.

3. What causes the P1414 code to appear?

Common causes include a faulty EGR cooler bypass valve, wiring or connector issues, carbon buildup restricting valve movement, or a malfunctioning control module.

4. Can I drive my 2017 Silverado with a P1414 code?

While it may be possible to drive, it’s not recommended as the issue could lead to increased emissions, reduced fuel efficiency, and potential engine damage.

5. How do I diagnose a P1414 code on my Silverado?

Use an OBDII scanner to confirm the code, then inspect the EGR cooler bypass valve, its wiring, and connections. Check for carbon buildup or mechanical restrictions in the valve.

6. How is a P1414 code typically fixed?

Repairs may involve cleaning or replacing the EGR cooler bypass valve, repairing damaged wires or connectors, or reprogramming the powertrain control module (PCM) if necessary.

7. How much does it cost to fix a P1414 code?

Repair costs can range from $100 to $500, depending on whether you need to clean the valve, replace it, or address electrical issues.

8. What tools are needed to fix a P1414 code?

You may need an OBDII scanner, basic hand tools, a multimeter for electrical testing, and potentially cleaning supplies to remove carbon buildup.

9. Can a dirty EGR cooler cause a P1414 code?

Yes, excessive carbon buildup in the EGR cooler or bypass valve can restrict movement and trigger the P1414 code.

10. Will clearing the code with a scanner fix the P1414 issue?

Clearing the code will turn off the check engine light temporarily, but the issue will likely return unless the underlying problem is resolved.

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