P0137 2007 Toyota Highlander 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 2007 Toyota Highlander 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 2007 Toyota Highlander Description
What are the Possible Causes of the DTC P0137 2007 Toyota Highlander?
- 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 2007 Toyota Highlander?
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 2007 Toyota Highlander 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 2007 Toyota Highlander Code
1. What does the OBDII code P0137 mean on a 2007 Toyota Highlander?
This code, P0137, indicates a low voltage condition in the oxygen sensor circuit for Bank 1 Sensor 2 in a 2007 Toyota Highlander.
2. What are the common symptoms of OBDII code P0137 in a 2007 Toyota Highlander?
Common symptoms include poor fuel economy, rough idling, hesitation or misfiring, and an illuminated check engine light.
3. What are the possible causes of OBDII code P0137 in a 2007 Toyota Highlander?
The code P0137 can be triggered by a faulty oxygen sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine's fuel system.
4. How can I diagnose the OBDII code P0137 on my 2007 Toyota Highlander?
To diagnose P0137, you can use an OBDII scanner to read the code and inspect the oxygen sensor and related wiring for any visible damage or issues.
5. Can I drive my 2007 Toyota Highlander with the OBDII code P0137?
It is not recommended to drive your Toyota Highlander with the code P0137 as it can lead to poor engine performance and potentially cause further damage.
6. How do I repair the OBDII code P0137 on my 2007 Toyota Highlander?
Repairing P0137 may involve replacing the oxygen sensor for Bank 1 Sensor 2, repairing damaged wiring or connectors, and addressing any exhaust leaks.
7. Is it possible to clear the OBDII code P0137 on a 2007 Toyota Highlander without fixing the issue?
While you can clear the code with an OBDII scanner, the underlying issue causing P0137 in your Highlander should be diagnosed and repaired to prevent future problems.
8. How much does it cost to fix the OBDII code P0137 in a 2007 Toyota Highlander?
The cost of fixing P0137 can vary depending on the root cause of the issue, but it may involve replacing the oxygen sensor, which typically ranges from $100 to $300.
9. Can a DIY enthusiast repair the OBDII code P0137 on a 2007 Toyota Highlander?
If you have the necessary tools and experience, you may be able to replace the oxygen sensor or repair wiring yourself, but it's recommended to consult a professional if unsure.
10. How often does the OBDII code P0137 occur in a 2007 Toyota Highlander?
The occurrence of P0137 can vary, but it is a relatively common code that can be triggered by factors such as sensor wear, environmental conditions, or poor maintenance.
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