P0137 2005 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 2005 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 2005 Toyota Prius Description
What are the Possible Causes of the DTC P0137 2005 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 2005 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 2005 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 2005 Toyota Prius Code
1. What is the meaning of OBDII code P0137 on a 2005 Toyota Prius?
- P0137 indicates an Oxygen Sensor Circuit Low Voltage in Bank 1 Sensor 2 of the exhaust system.
2. What are the common symptoms of a P0137 code in a 2005 Toyota Prius?
- Common symptoms include poor fuel economy, rough idling, engine hesitation, and a possible check engine light.
3. What causes the P0137 code to appear on a 2005 Toyota Prius?
- The code is often triggered by a faulty oxygen sensor, wiring issues, exhaust leaks, or a malfunctioning catalytic converter.
4. How can I diagnose the P0137 code on my 2005 Toyota Prius?
- Diagnosing the code involves using an OBDII scanner to read the fault codes, inspecting the oxygen sensor and related wiring, and checking for exhaust leaks.
5. Can I drive my 2005 Toyota Prius with a P0137 code?
- It is not recommended to drive with a P0137 code for an extended period as it can lead to reduced fuel efficiency and potential damage to the catalytic converter.
6. How do I repair a P0137 code on a 2005 Toyota Prius?
- Repair options include replacing the Bank 1 Sensor 2 oxygen sensor, fixing any wiring issues, repairing exhaust leaks, or replacing the catalytic converter if necessary.
7. Is it possible to reset the P0137 code on a 2005 Toyota Prius without fixing the issue?
- While you can clear the code with an OBDII scanner, it will likely reappear if the underlying problem is not addressed.
8. How much does it cost to fix a P0137 code on a 2005 Toyota Prius?
- The cost of repair can vary depending on the exact cause of the issue, but it typically ranges from $100 to $400 for parts and labor.
9. Can a DIY enthusiast fix a P0137 code on a 2005 Toyota Prius?
- Depending on your skill level, replacing the oxygen sensor or repairing wiring issues may be possible for a DIY enthusiast. However, more complex repairs may require professional assistance.
10. How often does the P0137 code occur in a 2005 Toyota Prius?
- The P0137 code can occur sporadically or persistently, depending on the severity of the issue with the oxygen sensor or related components.
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