P1168 2008 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 2008 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 2008 Nissan Pathfinder Description
What are the Possible Causes of the DTC P1168 2008 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 2008 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 2008 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 2008 Nissan Pathfinder Code
1. What does the OBDII code P1168 mean on a 2008 Nissan Pathfinder?
P1168 indicates a problem with the Closed Loop Control Function on Bank 2, meaning the engine is unable to properly monitor and adjust the air-fuel mixture for that bank.
2. What are common symptoms of the P1168 code in a 2008 Nissan Pathfinder?
Symptoms may include poor fuel economy, rough idling, hesitation during acceleration, a lack of power, and the check engine light being illuminated.
3. What causes the P1168 code to be triggered on a 2008 Nissan Pathfinder?
Common causes include a faulty oxygen sensor (Bank 2), wiring or connector issues, exhaust leaks, or a malfunctioning fuel injector.
4. Which oxygen sensor is associated with the P1168 code in a 2008 Nissan Pathfinder?
The P1168 code is linked to the upstream oxygen sensor (also called the air-fuel ratio sensor) on Bank 2.
5. Can a dirty or clogged air filter trigger the P1168 code?
While uncommon, a clogged air filter can indirectly affect air-fuel ratios, potentially contributing to sensor issues and triggering this code.
6. How can I fix the P1168 code on my 2008 Nissan Pathfinder?
Start by inspecting and, if necessary, replacing the upstream oxygen sensor on Bank 2. Check for wiring damage, exhaust leaks, or fuel delivery problems as well.
7. Can I drive with a P1168 code on my Nissan Pathfinder?
Driving with this code is not recommended as it can cause poor engine performance, increased emissions, and potential long-term engine damage.
8. How do I confirm that the P1168 code points to a faulty oxygen sensor?
Use an OBDII scanner to monitor real-time sensor data. If the Bank 2 sensor shows irregular or no readings, it may need replacement.
9. What tools are needed to repair the P1168 code on a 2008 Nissan Pathfinder?
You’ll typically need an OBDII scanner, a socket set, a sensor socket for oxygen sensors, and possibly a multimeter to check wiring continuity.
10. Does the P1168 code only affect Bank 2 on the 2008 Nissan Pathfinder?
Yes, this code specifically pertains to the Closed Loop Control Function for Bank 2, which refers to the side of the engine opposite Bank 1.
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