P1168 2006 Nissan Pathfinder 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 2006 Nissan Pathfinder 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.
Code P1168 2006 Nissan Pathfinder Description
What are the Possible Causes of the DTC P1168 2006 Nissan Pathfinder?
- 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 2006 Nissan Pathfinder?
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 2006 Nissan Pathfinder 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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Frequently Asked Questions about P1168 2006 Nissan Pathfinder Code
1. What does the OBDII code P1168 mean on a 2006 Nissan Pathfinder?
P1168 indicates an issue with the closed-loop control function for Bank 2, meaning the engine control module (ECM) cannot properly regulate the air-fuel mixture for that side of the engine.
2. What are the common symptoms of the P1168 code in a 2006 Nissan Pathfinder?
Symptoms may include poor fuel economy, rough idling, hesitation during acceleration, reduced engine performance, and the check engine light being illuminated.
3. What causes the P1168 code on a 2006 Nissan Pathfinder?
Common causes include a faulty oxygen sensor (Bank 2), exhaust leaks, wiring or connector issues related to the oxygen sensor, or a malfunctioning ECM.
4. How do I diagnose the P1168 code on my 2006 Nissan Pathfinder?
Start by checking the Bank 2 oxygen sensor and its wiring for damage or corrosion. Use a scan tool to monitor the sensor's voltage and test for proper operation. Inspect for exhaust leaks near the sensor.
5. Can a bad oxygen sensor trigger the P1168 code?
Yes, a failing or degraded oxygen sensor on Bank 2 is one of the most common reasons for the P1168 code.
6. Is the P1168 code on a 2006 Nissan Pathfinder serious?
While the vehicle may still be drivable, ignoring the code can lead to poor performance, increased emissions, and potential damage to the catalytic converter over time.
7. How can I fix the P1168 code on my 2006 Nissan Pathfinder?
Repairs may include replacing the faulty oxygen sensor, fixing wiring or connector issues, repairing exhaust leaks, or reprogramming/updating the ECM if necessary.
8. How much does it cost to fix the P1168 code on a 2006 Nissan Pathfinder?
Repair costs vary, but replacing an oxygen sensor typically ranges from $150 to $300, including parts and labor. Additional repairs for wiring or exhaust leaks could increase the cost.
9. Can I clear the P1168 code without fixing the problem?
You can clear the code with a scan tool, but it will likely return if the underlying issue isn’t addressed, and the vehicle's performance may continue to suffer.
10. Does the P1168 code affect emissions testing?
Yes, the P1168 code can cause the vehicle to fail an emissions test due to improper air-fuel mixture regulation and increased emissions.
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