AutoCodes – Nissan – P2118 2011 Nissan Altima Sedan

P2118 2011 Nissan Altima Sedan Code - Throttle Control Motor Circuit Short Bank 1

Quick Answer

The Throttle Control Motor is operated by the Engine Control Module (ECM) and it opens and closes the throttle valve. Common causes include Faulty Electric Throttle Control (ETC) Actuator (Throttle Control Motor), Electric Throttle Control (ETC) Actuator harness is open or shorted, Electric Throttle Control (ETC) Actuator 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
P2118 2011 Nissan Altima Sedan indicates Throttle Control Motor Circuit Short Bank 1.
Common causes
Common causes include Faulty Electric Throttle Control (ETC) Actuator (Throttle Control Motor), Electric Throttle Control (ETC) Actuator harness is open or shorted, Electric Throttle Control (ETC) Actuator 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 2,254
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2118 2011 Nissan Altima Sedan Description

The Throttle Control Motor is operated by the Engine Control Module (ECM) and it opens and closes the throttle valve. The current opening angle of the throttle valve is detected by the throttle position sensor and it provides feedback to the ECM to control the throttle control motor to make the throttle valve opening angle properly in response to driving condition.
OBDII Code P2118 2011 Nissan Altima Sedan - Throttle Control Motor Circuit Short Bank 1 - AutoCodes.com
P2118 2011 Nissan Altima Sedan Code - Throttle Control Motor Circuit Short Bank 1

What are the Possible Causes of the DTC P2118 2011 Nissan Altima Sedan?

  • Faulty Electric Throttle Control (ETC) Actuator (Throttle Control Motor)
  • Electric Throttle Control (ETC) Actuator harness is open or shorted
  • Electric Throttle Control (ETC) Actuator circuit poor electrical connection

How to Fix the DTC P2118 2011 Nissan Altima Sedan?

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 P2118 2011 Nissan Altima Sedan 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 P2118 2011 Nissan Altima Sedan code?

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Need Help with the Code?

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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 P2118 2011 Nissan Altima Sedan Code

1. What are the common symptoms of OBDII code P2118 in a 2011 Nissan Altima Sedan?

The common symptoms of code P2118 include reduced engine power, acceleration issues, and the vehicle going into a "limp mode."

2. What does the OBDII code P2118 Throttle Control Motor Circuit Short Bank 1 mean for a 2011 Nissan Altima Sedan?

Code P2118 indicates a malfunction in the throttle control motor circuit on bank 1 of the engine in the 2011 Nissan Altima Sedan.

3. What are the possible causes of OBDII code P2118 in a 2011 Nissan Altima Sedan?

Potential causes of code P2118 include a faulty throttle control motor, damaged wiring or connectors in the circuit, or issues with the throttle position sensor.

4. How can I diagnose the OBDII code P2118 in my 2011 Nissan Altima Sedan?

Diagnosing code P2118 involves conducting a thorough inspection of the throttle control motor, checking the wiring and connectors for any damage, and testing the throttle position sensor.

5. Can I still drive my 2011 Nissan Altima Sedan with OBDII code P2118?

It is not recommended to drive your vehicle with code P2118 as it can lead to performance issues and potential safety hazards. It is advisable to address the problem promptly.

6. Is it safe to continue driving if the throttle control motor circuit short bank 1 error occurs?

It is best to avoid driving your 2011 Nissan Altima Sedan when the throttle control motor circuit short bank 1 error is present to prevent further damage and ensure your safety on the road.

7. How can I repair OBDII code P2118 in my 2011 Nissan Altima Sedan?

To repair code P2118, you may need to replace the throttle control motor, repair any damaged wiring or connectors, or adjust the throttle position sensor as necessary.

8. Are there any DIY tips for fixing OBDII code P2118 in a 2011 Nissan Altima Sedan?

While some basic troubleshooting steps can be performed by DIY enthusiasts, it is recommended to consult a professional mechanic for proper diagnosis and repair of code P2118.

9. Will resetting the OBDII system clear the P2118 error code in my 2011 Nissan Altima Sedan?

Resetting the OBDII system may temporarily clear the error code, but if the underlying issue causing code P2118 is not addressed, the code is likely to reappear.

10. How much does it typically cost to fix OBDII code P2118 in a 2011 Nissan Altima Sedan?

The cost of fixing code P2118 can vary depending on the exact cause of the issue, but it may involve parts and labor expenses ranging from $200 to $600 or more, depending on the repairs needed.

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