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P2014 Infiniti Code - Tumble Control Valve Position Sensor Circuit

Quick Answer

The P2014 code in an Infiniti vehicle indicates a problem with the Tumble Control Valve Position Sensor Circuit. Common causes include Faulty Tumble Control Valve Position Sensor, Wiring issues in the sensor circuit, Corrosion or damage to sensor connectors. 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
P2014 Infiniti indicates Tumble Control Valve Position Sensor Circuit.
Common causes
Common causes include Faulty Tumble Control Valve Position Sensor, Wiring issues in the sensor circuit, Corrosion or damage to sensor connectors.
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 09, 2024
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Code P2014 Infiniti Description

The P2014 code in an Infiniti vehicle indicates a problem with the Tumble Control Valve Position Sensor Circuit. The Tumble Control Valve is responsible for controlling the intake manifold's airflow, optimizing engine performance and efficiency. The Tumble Control Valve Position Sensor monitors the position of the valve and sends this information to the engine control module (ECM). When the sensor circuit malfunctions or provides incorrect data, it can negatively impact the engine's performance.

OBDII Code P2014 Infiniti - Tumble Control Valve Position Sensor Circuit
P2014 Infiniti Code - Tumble Control Valve Position Sensor Circuit

Common Causes of P2014 Infiniti

  1. Faulty Tumble Control Valve Position Sensor
  2. Wiring issues in the sensor circuit
  3. Corrosion or damage to sensor connectors
  4. ECM software or hardware problems
  5. Mechanical issues with the Tumble Control Valve itself

Symptoms of P2014 Infiniti

  1. Check engine light illuminated
  2. Decreased engine performance
  3. Rough idling or stalling
  4. Reduced fuel efficiency
  5. Engine misfires

How to Fix P2014 Infiniti

  1. Diagnose the issue by using a scan tool to retrieve the trouble code and inspecting the Tumble Control Valve Position Sensor and its circuit.
  2. Test the sensor's resistance and voltage to determine if it is functioning correctly.
  3. Check for any wiring or connector issues and repair or replace them as needed.
  4. Clear the trouble code from the ECM's memory and test drive the vehicle to ensure the problem has been resolved.
  5. If the issue persists, consider replacing the Tumble Control Valve Position Sensor or seeking further diagnostics from a professional mechanic.

Cost to Fix P2014 Infiniti

The cost of repairing a P2014 code in an Infiniti vehicle can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor. Keep in mind that prices may differ based on the location, vehicle make and model, and the expertise of the technician performing the repair. It's advisable to obtain quotes from multiple auto repair shops to ensure you receive a fair price for the service.

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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 P2014 Infiniti Code

1. What are the common symptoms of OBDII code P2014 in an Infiniti related to the Tumble Control Valve Position Sensor Circuit?

- Common symptoms include reduced engine performance, rough idling, decreased fuel efficiency, and the illumination of the Check Engine Light.

2. What causes OBDII code P2014 in an Infiniti?

- The code is typically triggered by a faulty tumble control valve position sensor, wiring issues in the sensor circuit, or a defective tumble control valve itself.

3. How can I diagnose the Tumble Control Valve Position Sensor Circuit issue in my Infiniti when experiencing OBDII code P2014?

- Diagnostic steps may include checking the sensor wiring for damage, testing the sensor for proper operation, and inspecting the tumble control valve for any mechanical faults.

4. Can I continue driving my Infiniti with OBDII code P2014 present?

- While the vehicle may still be operable, it is recommended to have the issue diagnosed and repaired promptly to prevent potential engine performance issues and further damage.

5. What are some repair tips for fixing OBDII code P2014 in an Infiniti?

- Repair options may include replacing the faulty tumble control valve position sensor, repairing damaged wiring, cleaning or replacing the tumble control valve, and clearing the trouble code.

6. Will resetting the Check Engine Light clear OBDII code P2014 in my Infiniti?

- Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue causing P2014 is not addressed, the code is likely to reappear after some driving cycles.

7. How much does it typically cost to repair OBDII code P2014 in an Infiniti at a mechanic or dealership?

- Repair costs can vary depending on the exact cause of the issue, but expect to pay for diagnostic time, parts replacement (sensor, wiring, valve), and labor, which can range from a couple of hundred to over a thousand dollars.

8. Are there any preventive maintenance steps to avoid OBDII code P2014 in an Infiniti?

- Regularly scheduled maintenance, including engine inspections, can help catch potential issues early before they trigger trouble codes like P2014 related to the tumble control valve position sensor circuit.

9. Can a DIY enthusiast with automotive experience fix OBDII code P2014 in an Infiniti themselves?

- Depending on the skill level and tools available, some DIY enthusiasts may be able to diagnose and replace the faulty components causing OBDII code P2014, but caution and proper procedures are crucial.

10. How long does it typically take to repair OBDII code P2014 in an Infiniti?

- The repair time can vary based on the exact cause of the issue and the complexity of accessing and replacing the components. It may take a few hours to a full day for a mechanic to address the problem effectively.

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