P0137 2006 Toyota Prius Code - 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 2006 Toyota Prius indicates 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 2006 Toyota Prius Description
What are the Possible Causes of the DTC P0137 2006 Toyota Prius?
- 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 2006 Toyota Prius?
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 2006 Toyota Prius 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 2006 Toyota Prius Code
1. What are the common symptoms of OBDII code P0137 in a 2006 Toyota Prius?
The common symptoms of code P0137 in a 2006 Toyota Prius are poor fuel economy, rough idling, stalling, and an illuminated check engine light.
2. What does the OBDII code P0137 "Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2" mean for a 2006 Toyota Prius?
This code indicates that the oxygen sensor located downstream of the catalytic converter on bank 1 is sending a signal with low voltage to the engine control module.
3. What are the possible causes of OBDII code P0137 in a 2006 Toyota Prius?
Possible causes of code P0137 in a 2006 Toyota Prius include a faulty oxygen sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine control module.
4. How can I diagnose the cause of OBDII code P0137 in my 2006 Toyota Prius?
To diagnose the cause of code P0137, you can use a scan tool to monitor the oxygen sensor's voltage readings, visually inspect the sensor and its wiring for damage, and perform a smoke test to check for exhaust leaks.
5. Can I continue driving my 2006 Toyota Prius with OBDII code P0137?
It is not recommended to continue driving your 2006 Toyota Prius with code P0137, as it can lead to reduced fuel efficiency and potential damage to the catalytic converter over time.
6. How do I repair OBDII code P0137 in my 2006 Toyota Prius?
To repair code P0137 in a 2006 Toyota Prius, you may need to replace the oxygen sensor, repair any damaged wiring or connectors, fix exhaust leaks, or reset the engine control module.
7. How much does it cost to fix OBDII code P0137 in a 2006 Toyota Prius?
The cost to fix code P0137 in a 2006 Toyota Prius can vary depending on the specific issue causing the code. It could range from a few hundred dollars for a sensor replacement to more for extensive repairs.
8. Can a DIY enthusiast fix OBDII code P0137 in a 2006 Toyota Prius?
If you have the necessary tools and knowledge, a DIY enthusiast may be able to fix code P0137 in a 2006 Toyota Prius by replacing the oxygen sensor or repairing wiring issues. However, more complex diagnostics may require professional help.
9. Will resetting the check engine light resolve OBDII code P0137 in a 2006 Toyota Prius?
Simply resetting the check engine light will not fix the underlying issue causing code P0137 in a 2006 Toyota Prius. It is essential to diagnose and repair the root cause of the problem to prevent it from reoccurring.
10. How often should the oxygen sensors be replaced in a 2006 Toyota Prius to prevent code P0137?
Oxygen sensors typically last around 100,000 miles before needing replacement. However, it's essential to follow the manufacturer's recommendations and have them inspected regularly to prevent issues like code P0137.
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