Engine-CodesToyota – P0137 2014 Toyota RAV4

P0137 2014 Toyota RAV4 Code - Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2

Quick Answer

The P0137 code for a 2014 Toyota RAV4 indicates an issue with the Oxygen Sensor Circuit Low Voltage for Bank 1 Sensor 2. Common causes include Faulty oxygen sensor, Damaged wiring or connectors, Exhaust leaks. 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 2014 Toyota RAV4 indicates Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2.
Common causes
Common causes include Faulty oxygen sensor, Damaged wiring or connectors, Exhaust leaks.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P0137 2014 Toyota RAV4 Description

The P0137 code for a 2014 Toyota RAV4 indicates an issue with the Oxygen Sensor Circuit Low Voltage for Bank 1 Sensor 2. This sensor is located after the catalytic converter and is responsible for monitoring the oxygen levels in the exhaust gases. The sensor sends signals to the engine control module (ECM) to adjust the air-fuel mixture for optimal combustion. When the voltage from the sensor is lower than expected, it triggers the P0137 code.

OBDII Code P0137 2014 Toyota RAV4 - Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2
P0137 2014 Toyota RAV4 Code - Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2

Common Causes of P0137 2014 Toyota RAV4

  1. Faulty oxygen sensor
  2. Damaged wiring or connectors
  3. Exhaust leaks
  4. Issues with the ECM
  5. Contaminated fuel affecting sensor readings

Symptoms of P0137 2014 Toyota RAV4

  1. Decreased fuel efficiency
  2. Rough idling or stalling
  3. Hesitation during acceleration
  4. Check Engine Light illuminated
  5. Increased emissions

How to Fix P0137 2014 Toyota RAV4

  1. Begin by diagnosing the specific cause of the low voltage issue, using a scan tool to read the code and monitor sensor data.
  2. Inspect the oxygen sensor, wiring, and connectors for any visible damage or corrosion. Replace any damaged components.
  3. Check for exhaust leaks and repair them if necessary.
  4. Clear the code from the ECM memory and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be needed to pinpoint the exact cause, such as testing the sensor's voltage output or checking the ECM for faults.

Cost to Fix P0137 2014 Toyota RAV4

The typical repair costs for addressing a P0137 code on a 2014 Toyota RAV4 can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower rates. It's recommended to check local rates for a more accurate estimate.

Tech Notes for P0137 2014 Toyota RAV4

Replacing the Oxygen Sensor Bank 1 Sensor 2 (Rear Oxygen Sensor Bank 1 or Downstream Oxygen Sensor Bank 1) usually takes care of the problem.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0137 2014 Toyota RAV4 Code

1. What are the common symptoms of OBDII code P0137 in a 2014 Toyota RAV4?

- Common symptoms include poor fuel economy, rough idling, and potential stalling of the vehicle.

2. What does the OBDII code P0137 "Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2" mean in a 2014 Toyota RAV4?

- This code indicates that the oxygen sensor downstream of the catalytic converter in bank 1 is sending a low voltage signal to the engine control module.

3. What are the possible causes of OBDII code P0137 in a 2014 Toyota RAV4?

- Potential causes include a faulty oxygen sensor, damaged wiring or connectors, exhaust leaks, or issues with the engine control module.

4. How can I diagnose the OBDII code P0137 in my 2014 Toyota RAV4?

- Diagnosing this code involves inspecting the oxygen sensor, checking the wiring for damage, verifying the integrity of connectors, and looking for exhaust leaks.

5. Can I continue driving my 2014 Toyota RAV4 with the P0137 code?

- It is not recommended to drive with this code as it can lead to decreased fuel efficiency and potential engine performance issues.

6. How can I repair the OBDII code P0137 in my 2014 Toyota RAV4?

- Repair options include replacing the oxygen sensor, repairing damaged wiring, fixing exhaust leaks, or addressing any issues with the engine control module.

7. Is it possible to reset the OBDII code P0137 in a 2014 Toyota RAV4 without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, it is essential to address the root cause to prevent the code from reoccurring.

8. Will the P0137 code in a 2014 Toyota RAV4 cause the check engine light to illuminate?

- Yes, this code typically triggers the check engine light to come on as a warning to the driver that there is an issue with the oxygen sensor.

9. How long does it take to repair the P0137 code in a 2014 Toyota RAV4?

- The repair time can vary based on the specific cause of the code, but it typically takes a few hours to diagnose and fix the issue.

10. Can a DIY enthusiast fix the P0137 code in a 2014 Toyota RAV4?

- Depending on your skill level and access to tools, you may be able to address some causes like replacing the oxygen sensor, but more complex issues may require professional assistance.

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