P0137 2009 Nissan Altima Sedan Code - Heated Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2
Quick Answer
The heated oxygen sensor 2 (HO2S), after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. Common causes include Faulty Rear Heated Oxygen Sensor Bank 1, Rear Heated Oxygen Sensor Bank 1 harness is open or shorted, Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P0137 2009 Nissan Altima Sedan indicates Heated Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2.
- Common causes
- Common causes include Faulty Rear Heated Oxygen Sensor Bank 1, Rear Heated Oxygen Sensor Bank 1 harness is open or shorted, Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code P0137 2009 Nissan Altima Sedan Description
What are the Possible Causes of the DTC P0137 2009 Nissan Altima Sedan?
- Faulty Rear Heated Oxygen Sensor Bank 1
- Rear Heated Oxygen Sensor Bank 1 harness is open or shorted
- Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection
- Inappropriate fuel pressure
- Faulty fuel injectors
- Intake air leaks may be faulty
- Exhaust gas leaks
How to Fix the DTC P0137 2009 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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0137 2009 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.
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Frequently Asked Questions about P0137 2009 Nissan Altima Sedan Code
1. What are common symptoms of OBDII code P0137 on a 2009 Nissan Altima Sedan?
- Common symptoms include a decrease in fuel efficiency, rough idling, and the illumination of the check engine light.
2. What does the OBDII code P0137 for a 2009 Nissan Altima Sedan mean?
- The code indicates that the Heated Oxygen Sensor Circuit Low Voltage for Bank 1 Sensor 2 is detected, usually due to a problem with the sensor's output voltage.
3. What are possible causes of the Heated Oxygen Sensor Circuit Low Voltage for Bank 1 Sensor 2 in a 2009 Nissan Altima Sedan?
- Causes can include a faulty oxygen sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine's air-fuel ratio.
4. How can I diagnose the issue related to OBDII code P0137 on my 2009 Nissan Altima Sedan?
- You can use an OBDII scanner to read the code, visually inspect the sensor and its wiring, perform voltage tests, and check for any exhaust leaks.
5. What are the repair options for addressing the Heated Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2 issue in a 2009 Nissan Altima Sedan?
- Repair options may include replacing the oxygen sensor, repairing or replacing damaged wiring or connectors, fixing any exhaust leaks, or addressing issues with the air-fuel ratio.
6. Can I continue driving my 2009 Nissan Altima Sedan with OBDII code P0137?
- While the vehicle may still be operational, it is recommended to address the issue promptly to prevent potential damage to the catalytic converter and to ensure optimal engine performance.
7. How much does it typically cost to repair the Heated Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2 issue on a 2009 Nissan Altima Sedan?
- The cost of repair can vary depending on the specific cause of the problem, but it may range from $100 to $300 for parts and labor.
8. Are there any DIY tips for troubleshooting OBDII code P0137 on a 2009 Nissan Altima Sedan?
- DIY tips include checking for loose or damaged wiring, ensuring proper sensor connections, and inspecting the sensor for any signs of damage or contamination.
9. How important is it to fix OBDII code P0137 promptly on a 2009 Nissan Altima Sedan?
- It is important to address the issue promptly to prevent potential damage to the vehicle's emissions system, ensure optimal fuel efficiency, and maintain engine performance.
10. Can a 2009 Nissan Altima Sedan pass an emissions test with OBDII code P0137?
- A vehicle with OBDII code P0137 may fail an emissions test due to increased emissions, so it is recommended to address the issue before attempting an emissions test.
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