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P0046 2014 Chevrolet Silverado Code - Turbocharger Boost Control Position Performance

Quick Answer

The P0046 diagnostic trouble code (DTC) in a 2014 Chevrolet Silverado indicates a problem with the turbocharger boost control position performance. Common causes include Faulty turbocharger actuator, Malfunctioning boost control solenoid, Vacuum leak in the system. 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
P0046 2014 Chevrolet Silverado indicates Turbocharger Boost Control Position Performance.
Common causes
Common causes include Faulty turbocharger actuator, Malfunctioning boost control solenoid, Vacuum leak in the system.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code P0046 2014 Chevrolet Silverado Description

The P0046 diagnostic trouble code (DTC) in a 2014 Chevrolet Silverado indicates a problem with the turbocharger boost control position performance. The turbocharger is a critical component in the vehicle's engine system, responsible for increasing the engine's power output by compressing the intake air. The boost control position performance refers to the system's ability to regulate the amount of boost pressure generated by the turbocharger.

OBDII Code P0046 2014 Chevrolet Silverado - Turbocharger Boost Control Position Performance
P0046 2014 Chevrolet Silverado Code - Turbocharger Boost Control Position Performance

Common Causes of P0046 2014 Chevrolet Silverado

  1. Faulty turbocharger actuator
  2. Malfunctioning boost control solenoid
  3. Vacuum leak in the system
  4. Wiring or connector issues related to the turbocharger boost control system
  5. ECM software issues

Symptoms of P0046 2014 Chevrolet Silverado

  1. Reduced engine power
  2. Decreased fuel efficiency
  3. Engine misfires
  4. Illuminated check engine light
  5. Turbo lag or lack of boost pressure

How to Fix P0046 2014 Chevrolet Silverado

  1. Diagnose the specific cause of the P0046 code using a scan tool to pinpoint the exact component or system that is malfunctioning.
  2. Inspect the turbocharger actuator, boost control solenoid, vacuum lines, and wiring for any signs of damage or wear.
  3. Replace the faulty component, whether it be the actuator, solenoid, or any other related part.
  4. Clear the DTC from the ECM memory and test drive the vehicle to ensure the issue has been resolved.
  5. Perform a final scan to verify that the code has not reappeared and that the turbocharger boost control position performance is within the expected parameters.

Cost to Fix P0046 2014 Chevrolet Silverado

The typical repair costs for addressing a P0046 code in a 2014 Chevrolet Silverado can range from $200 to $600, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150. Factors such as location, vehicle make and model, and engine type can also influence the overall repair costs. For a more accurate estimate, it is recommended to consult with a local auto repair shop.

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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 P0046 2014 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P0046 in a 2014 Chevrolet Silverado?

The common symptoms of code P0046 in a 2014 Chevrolet Silverado include reduced engine power, poor acceleration, and possible check engine light illumination.

2. What does OBDII code P0046 indicate in a 2014 Chevrolet Silverado?

Code P0046 in a 2014 Chevrolet Silverado indicates a Turbocharger Boost Control Position Performance issue.

3. What are some possible causes of OBDII code P0046 in a 2014 Chevrolet Silverado?

Possible causes of code P0046 in a 2014 Chevrolet Silverado include a faulty turbocharger wastegate, damaged wiring or connectors, or a malfunctioning boost control solenoid.

4. How can I diagnose OBDII code P0046 in a 2014 Chevrolet Silverado?

Diagnosing code P0046 in a 2014 Chevrolet Silverado involves inspecting the turbocharger system, checking for damaged wiring or connectors, and testing the boost control solenoid for proper operation.

5. Can driving with OBDII code P0046 in a 2014 Chevrolet Silverado cause further damage?

Continuing to drive with code P0046 in a 2014 Chevrolet Silverado can potentially cause damage to the turbocharger system and may lead to further engine issues if not addressed promptly.

6. How can I repair OBDII code P0046 in a 2014 Chevrolet Silverado?

Repairing code P0046 in a 2014 Chevrolet Silverado typically involves replacing a faulty turbocharger wastegate, repairing damaged wiring or connectors, or replacing a malfunctioning boost control solenoid.

7. Is it safe to continue driving my 2014 Chevrolet Silverado with OBDII code P0046?

It is not recommended to continue driving your 2014 Chevrolet Silverado with code P0046 as it can lead to reduced engine performance and potential long-term damage if left unresolved.

8. Can a DIY enthusiast fix OBDII code P0046 in a 2014 Chevrolet Silverado?

While some aspects of diagnosing and repairing code P0046 in a 2014 Chevrolet Silverado may be DIY-friendly, it is recommended to seek professional assistance for accurate diagnosis and proper repair.

9. How much does it typically cost to repair OBDII code P0046 in a 2014 Chevrolet Silverado?

The cost of repairing code P0046 in a 2014 Chevrolet Silverado can vary depending on the exact cause of the issue, but it may range from a few hundred to a thousand dollars including parts and labor.

10. Will resetting the check engine light resolve OBDII code P0046 in a 2014 Chevrolet Silverado?

Simply resetting the check engine light will not resolve code P0046 in a 2014 Chevrolet Silverado as it indicates a specific turbocharger boost control position performance problem that needs to be diagnosed and repaired appropriately.

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