AutoCodes – Toyota – P0037 2010 Toyota Camry

P0037 2010 Toyota Camry Code - Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2

Quick Answer

Oxygen Sensors (O2S) or Heated Oxygen Sensors (HO2S) need to reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. Common causes include Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2, Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 fuse, Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 harness is open or shorted. 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
P0037 2010 Toyota Camry indicates Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2.
Common causes
Common causes include Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2, Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 fuse, Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 harness is open or shorted.
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.
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Code Popularity 13,149
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0037 2010 Toyota Camry Description

Oxygen Sensors (O2S) or Heated Oxygen Sensors (HO2S) need to reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. The faster the heated oxygen sensor reaches that temperature the faster the sensor will start sending an accurate signal to the Engine Control Module (ECM).
In order to achieve the require temperature, a heater element is included inside the heated oxygen sensor. The ECM controls the heated oxygen sensor heater element based on signals from the engine coolant temperature and engine load. The ECM controls the heater element circuit by allowing current flow to ground.
The ECM monitors the voltage signal received through the heater element circuit and determines the state of the circuit by comparing the voltage detected with the factory specifications.
OBDII Code P0037 2010 Toyota Camry - Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2 - AutoCodes.com
P0037 2010 Toyota Camry Code - Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2

What are the Possible Causes of the DTC P0037 2010 Toyota Camry?

  • Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2
  • Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 fuse
  • Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 harness is open or shorted
  • Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0037 2010 Toyota Camry?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0037 2010 Toyota Camry 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.

Need more information about the P0037 2010 Toyota Camry code?

Need more information on how to fix the P0037 2010 Toyota Camry code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P0037 2010 Toyota Camry Code

1. What are the common symptoms of OBDII code P0037 in a 2010 Toyota Camry?

- Common symptoms include a Check Engine light illuminated on the dashboard, decreased fuel efficiency, and potential issues with emissions.

2. What does the OBDII code P0037 for a 2010 Toyota Camry indicate?

- The code P0037 relates to a malfunction in the oxygen sensor heater control circuit for Bank 1 Sensor 2 in the vehicle.

3. What are the possible causes of the Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2 error in a 2010 Toyota Camry?

- Common causes include a faulty oxygen sensor, damaged wiring or connectors, a blown fuse, or issues with the vehicle's ECM.

4. How can I diagnose and repair the Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2 issue in my 2010 Toyota Camry?

- Diagnosing and repairing this issue may involve testing the oxygen sensor, inspecting the wiring and connectors, checking the related fuse, and potentially replacing the sensor or addressing ECM issues.

5. Can I still drive my 2010 Toyota Camry with the P0037 code present?

- It is generally safe to drive the vehicle with the P0037 code, but it is recommended to address the issue promptly to prevent potential damage to the catalytic converter and ensure optimal performance.

6. Is it possible to clear the P0037 code in a 2010 Toyota Camry without repairing the issue?

- Clearing the code without addressing the underlying problem may temporarily turn off the Check Engine light, but the issue will likely recur until properly diagnosed and repaired.

7. How much does it typically cost to repair the Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2 problem in a 2010 Toyota Camry?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from around $200 to $500 or more, including parts and labor.

8. Can a DIY enthusiast fix the P0037 code issue in a 2010 Toyota Camry?

- Depending on their experience and tools, some DIY enthusiasts may be able to diagnose and replace the oxygen sensor or address wiring issues, but more complex repairs may require professional assistance.

9. How long does it take to repair the Oxygen Sensor Heater Control Circuit Low Bank 1 Sensor 2 issue in a 2010 Toyota Camry?

- The repair time can vary based on the exact cause of the problem and the expertise of the mechanic, but it may take anywhere from 1 to 3 hours or more to complete the repair.

10. Will the P0037 code reset itself after the repair is done on a 2010 Toyota Camry?

- After the repair is completed, the code may reset itself after a few drive cycles if the issue has been successfully resolved. If the problem persists, further diagnosis may be needed.

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