AutoCodesNissan – P1726 Nissan

P1726 Nissan Code - Electric Throttle Control System

Quick Answer

Electric throttle control actuator consists of throttle control motor, accelerator pedal position sensor, throttle position sensor etc. Common causes include Faulty Throttle Body, Throttle Body harness is open or shorted, Throttle Body 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
P1726 Nissan indicates Electric Throttle Control System.
Common causes
Common causes include Faulty Throttle Body, Throttle Body harness is open or shorted, Throttle Body 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 73,046
How popular is this code, among other codes? Medium
Table of contents Created and updated by William Orellana on Sep 12, 2019
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Code P1726 Nissan Description

Electric throttle control actuator consists of throttle control motor, accelerator pedal position sensor, throttle position sensor etc. The actuator sends a signal to the Engine Control Module (ECM), and ECM sends the signal to Transmission Control Module (TCM) with CAN communication.
OBDII Code P1726 Nissan - Electric Throttle Control System - AutoCodes.com
P1726 Nissan Code - Electric Throttle Control System

What are the Possible Causes of the DTC P1726 Nissan?

  • Faulty Throttle Body
  • Throttle Body harness is open or shorted
  • Throttle Body circuit poor electrical connection

How to Fix the DTC P1726 Nissan?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1726 Nissan 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 P1726 Nissan code?

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Information for Specific Nissan Models

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 P1726 Nissan Code

1. What are the common symptoms of OBDII code P1726 in a Nissan related to the Electric Throttle Control System?

Common symptoms include reduced engine power, rough idling, stalling, and potential inability to accelerate properly.

2. What are some possible causes of OBDII code P1726 in a Nissan?

Potential causes include a faulty electric throttle control actuator, wiring issues, poor electrical connections, or a malfunctioning throttle position sensor.

3. How can I diagnose the OBDII code P1726 in my Nissan?

Diagnosis typically involves using an OBDII scanner to retrieve the code, inspecting the electric throttle control system components for any visible damage, and testing the throttle position sensor and related wiring.

4. Can a DIY enthusiast repair OBDII code P1726 in a Nissan?

Depending on your experience level and access to tools, you may be able to address simpler causes like loose connections or damaged wiring. However, more complex issues may require professional diagnosis and repair.

5. Is it safe to drive with OBDII code P1726 in a Nissan?

It is not recommended to drive with this code present, as it can lead to potential safety hazards due to the engine's reduced power and performance issues.

6. How much does it typically cost to repair OBDII code P1726 in a Nissan?

The cost of repair can vary based on the specific cause of the code. Simple fixes like replacing a sensor or repairing wiring may be relatively inexpensive, while replacing the throttle control actuator can be more costly.

7. Are there any preventive measures to avoid OBDII code P1726 in a Nissan?

Regular maintenance, such as checking and cleaning throttle system components, inspecting wiring for damage, and addressing any warning signs promptly, can help prevent this code from appearing.

8. Can a disconnected or faulty battery trigger OBDII code P1726 in a Nissan?

Yes, a disconnected or faulty battery can sometimes lead to the code being triggered due to the system losing its memory or calibration settings. Reconnecting or replacing the battery may resolve the issue.

9. How long does it take to repair OBDII code P1726 in a Nissan?

The repair time can vary based on the specific cause of the issue and the expertise of the mechanic. Simple fixes may take a few hours, while more complex repairs could extend the downtime.

10. Can resetting the OBDII system clear the P1726 code in a Nissan?

Resetting the OBDII system may temporarily clear the code, but it is important to diagnose and address the underlying cause to prevent it from reoccurring.

Discuss the causes and fixes for P1726 Nissan OBDII Code

  • Having this problem along with the p2138 and p1701 can any one help on th parts or procedure I need in order to repair the matter? I have a Nissan Sentra 2007

  • Two codes are related to the throttle body. I suggest starting by clearing the code and check for the code that comes back first. It's possible to you have a faulty throttle body.

    P2138 NISSAN - Accelerator Pedal Position Sensor Circuit Range/Performance
    Read more: http://www.autocodes.com/p2...

    P1701 NISSAN - Transmission Control Module Power Supply
    Read more: http://www.autocodes.com/p1...

  • Nissan murano 2008 code 1726.what does it means.what parts need to change?

  • There is no 2008 Nissan Murano, do you mean 2007? The problem is most than likely the Throttle Body assembly.

  • i have a 2005 Xterra and i had two codes show up P1726 and P1716 seems either electrical to transmission or pointing to transmission problems.. Anyone ever had both and what should be the next steps for the shop?

  • Please double check the codes, There is no P1726 information on the factory service manual for the 2005 Nissan Xterra.

    Here is the information for the P1716:
    P1716 NISSAN - Turbine Revolution Sensor
    Read more: https://www.autocodes.com/p...

  • you are correct it was P1754 code from yesterday from some of the other things ive found it looks like i will need to replace my transmission.. Its driving fine really no problems. I will get a bit of hesitation on shifting at a low speed occasionally.

  • How is the transmission fluid level and condition? when was the last time you change the transmission? low and dirty fluid could cause some hesitation on shifting.

  • I just had it changed and they flushed it twice because there was some coolant fluid in it. They fixed that and the seal. So it's all brand new

  • I'm sorry to say this, but the coolant on the transmission may have damage the valve body. Usually when that happens people end up rebuilding or replacing the transmission.

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