AutoCodes – Nissan – P2118 2008 Nissan Sentra

P2118 2008 Nissan Sentra Code - Throttle Control Motor Circuit Short

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 2008 Nissan Sentra indicates Throttle Control Motor Circuit Short.
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 4,866

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 01, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2118 2008 Nissan Sentra 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 2008 Nissan Sentra - Throttle Control Motor Circuit Short - AutoCodes.com — P2118 2008 Nissan Sentra Code - Throttle Control Motor Circuit Short

What does this mean?

What are the Possible Causes of the DTC P2118 2008 Nissan Sentra?

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 2008 Nissan Sentra?

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 2008 Nissan Sentra 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 2008 Nissan Sentra 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 2008 Nissan Sentra Code

1. What are the common symptoms of OBDII code P2118 in a 2008 Nissan Sentra?

The common symptoms of code P2118 include the Check Engine light illuminating on the dashboard, reduced engine power, and the vehicle going into a fail-safe or limp mode.

2. What does the OBDII code P2118 indicate in a 2008 Nissan Sentra?

Code P2118 in a 2008 Nissan Sentra indicates a problem with the Throttle Control Motor Circuit Short.

3. What are the possible causes of OBDII code P2118 in a 2008 Nissan Sentra?

Possible causes of code P2118 include a faulty throttle control motor, damaged wiring or connectors in the throttle control circuit, or a malfunctioning throttle body.

4. How can I diagnose the Throttle Control Motor Circuit Short in my 2008 Nissan Sentra?

To diagnose the Throttle Control Motor Circuit Short, you can use a scan tool to retrieve the trouble codes, visually inspect the wiring and connectors for any damage, and test the throttle control motor for proper functionality.

5. Can I still drive my 2008 Nissan Sentra with OBDII code P2118?

It is not advisable to drive your 2008 Nissan Sentra with code P2118 as it can lead to reduced engine power and potential safety hazards. It is recommended to address the issue promptly.

6. How can I repair OBDII code P2118 in my 2008 Nissan Sentra?

To repair code P2118, you may need to replace the throttle control motor, repair any damaged wiring or connectors, or clean/replace the throttle body if necessary.

7. Is it safe to reset the Check Engine light after fixing OBDII code P2118 in my 2008 Nissan Sentra?

Yes, once you have fixed the issue causing code P2118, you can safely reset the Check Engine light using an OBDII scanner.

8. Will OBDII code P2118 cause any long-term damage to my 2008 Nissan Sentra if left unaddressed?

Leaving OBDII code P2118 unaddressed can potentially cause further damage to the throttle control system and affect the overall performance of your vehicle over time.

9. How much does it typically cost to repair OBDII code P2118 in a 2008 Nissan Sentra?

The cost of repairing code P2118 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. Can I prevent OBDII code P2118 from occurring in my 2008 Nissan Sentra in the future?

Regular maintenance of your vehicle, such as keeping the throttle body clean and checking for any wiring issues, can help prevent OBDII code P2118 from occurring in the future.