AutoCodes – Nissan – P1168 2008 Nissan Sentra

P1168 2008 Nissan Sentra Code - Closed Loop Control Function Bank 2

Quick Answer

The Engine Control Module (ECM) performs ON/OFF duty control of the Air Fuel Ratio (A/F) heater corresponding to the engine operating condition to keep the temperature of Air Fuel Ratio (A/F) element at the specified range. Common causes include Faulty Air Fuel Ratio Sensor 1 Bank 2, Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted, Air Fuel Ratio Sensor 1 Bank 2 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: P1168 2008 Nissan Sentra indicates Closed Loop Control Function Bank 2.
Common causes: Common causes include Faulty Air Fuel Ratio Sensor 1 Bank 2, Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted, Air Fuel Ratio Sensor 1 Bank 2 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 4,446

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

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Table of contents Created and updated by William Orellana on May 06, 2019

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
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Code P1168 2008 Nissan Sentra Description

OBDII Code P1168 2008 Nissan Sentra - Closed Loop Control Function Bank 2 - AutoCodes.com — P1168 2008 Nissan Sentra Code - Closed Loop Control Function Bank 2

What does this mean?

What are the Possible Causes of the DTC P1168 2008 Nissan Sentra?

Faulty Air Fuel Ratio Sensor 1 Bank 2
Air Fuel Ratio Sensor 1 Bank 2 harness is open or shorted
Air Fuel Ratio Sensor 1 Bank 2 circuit poor electrical connection

How to Fix the DTC P1168 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 P1168 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 P1168 2008 Nissan Sentra code?

Need more information on how to fix the P1168 2008 Nissan Sentra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1168 2008 Nissan Sentra code diagnosed by a professional: Find a repair shop in your area

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 P1168 2008 Nissan Sentra Code

1. What does the OBDII code P1168 on a 2008 Nissan Sentra mean?

The code P1168 indicates an issue with the closed loop control function on Bank 2 of the engine.

2. What are some common symptoms of the P1168 code in a 2008 Nissan Sentra?

Common symptoms include poor fuel efficiency, rough idling, and hesitation during acceleration.

3. What are the possible causes of the P1168 code on a 2008 Nissan Sentra?

Possible causes include a faulty oxygen sensor, issues with the fuel system, vacuum leaks, or problems with the engine's air intake system.

4. How can I diagnose the P1168 code on my 2008 Nissan Sentra?

Diagnosing the P1168 code typically involves using an OBDII scanner to read the code, checking the oxygen sensor on Bank 2, inspecting the fuel system components, and looking for any vacuum leaks.

5. Can I still drive my 2008 Nissan Sentra with the P1168 code?

It is not recommended to drive your vehicle with the P1168 code as it can lead to decreased fuel efficiency and potential damage to the engine over time.

6. How can I repair the P1168 code on my 2008 Nissan Sentra?

Repairing the P1168 code may involve replacing the oxygen sensor on Bank 2, fixing any issues with the fuel system, repairing vacuum leaks, or cleaning the engine's air intake system.

7. Is it possible to reset the P1168 code on a 2008 Nissan Sentra?

While you can clear the code using an OBDII scanner, it is important to address the underlying issue causing the P1168 code before resetting it.

8. How much does it typically cost to repair the P1168 code on a 2008 Nissan Sentra?

The cost of repairing the P1168 code can vary depending on the exact cause of the issue and the labor rates in your area. It is recommended to get a diagnostic from a professional mechanic for an accurate estimate.

9. Can a DIY enthusiast fix the P1168 code on a 2008 Nissan Sentra?

If you have the necessary tools and experience working on automotive repairs, you may be able to address the P1168 code yourself. However, if you are unsure, it is best to consult a professional mechanic.

10. How often does the P1168 code occur in a 2008 Nissan Sentra?

The occurrence of the P1168 code can vary depending on the vehicle's maintenance history, driving conditions, and other factors. It is not a common code, but it can still occur due to various issues in the engine's closed-loop control system.