AutoCodes – Infiniti – P2014 Infiniti

P2014 Infiniti Code - Tumble Control Valve Position Sensor Circuit

Quick Answer

Tumble control valve is installed in the intake manifold adapter. Common causes include Faulty Tumble control valve actuator, Faulty Tumble control valve motor, Faulty Tumble control valve position sensor. 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 actuator, Faulty Tumble control valve motor, Faulty Tumble control valve position sensor.
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 3,351

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2014 Infiniti Description

Tumble control valve is installed in the intake manifold adapter. Tumble control valve actuator is connected to the front end of the valve shaft. Tumble control valve actuator consists of motor and position sensor, etc. The motor opens or closes the valve by the output signal of the Engine Control Module (ECM). The sensor consists of a permanent magnet and Hall IC. It senses the valve shaft movement and feeds the voltage signals to the ECM.
1-Intake manifold adapter
2-Tumble control valve actuator
3-Tumble control valve

OBDII Code P2014 Infiniti - Tumble Control Valve Position Sensor Circuit - AutoCodes.com — P2014 Infiniti Code - Tumble Control Valve Position Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC P2014 Infiniti?

Faulty Tumble control valve actuator
Faulty Tumble control valve motor
Faulty Tumble control valve position sensor
Faulty Accelerator pedal position sensor (APP sensor 2)
Faulty Crankshaft position sensor (POS)
Faulty EVAP control system pressure sensor
Faulty Refrigerant pressure sensor

How to Fix the DTC P2014 Infiniti?

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 P2014 Infiniti 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.

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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.