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P0038 2019 Ford F150 Code - HO2S Heater Control Circuit High Bank 1 Sensor 2

Quick Answer

The P0038 diagnostic trouble code (DTC) for a 2019 Ford F150 specifically refers to the HO2S (Heated Oxygen Sensor) Heater Control Circuit High Bank 1 Sensor 2. Common causes include Faulty oxygen sensor heater, Damaged wiring or connectors, Blown fuse. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0038 2019 Ford F150 indicates HO2S Heater Control Circuit High Bank 1 Sensor 2.
Common causes
Common causes include Faulty oxygen sensor heater, Damaged wiring or connectors, Blown fuse.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P0038 2019 Ford F150 Description

The P0038 diagnostic trouble code (DTC) for a 2019 Ford F150 specifically refers to the HO2S (Heated Oxygen Sensor) Heater Control Circuit High Bank 1 Sensor 2. This code indicates that there is a malfunction in the control circuit of the oxygen sensor located downstream (after the catalytic converter) on bank 1 of the engine. The oxygen sensor plays a crucial role in monitoring the oxygen levels in the exhaust gases, providing feedback to the engine control module (ECM) to adjust the air-fuel mixture for optimal combustion.

OBDII Code P0038 2019 Ford F150 - HO2S Heater Control Circuit High Bank 1 Sensor 2
P0038 2019 Ford F150 Code - HO2S Heater Control Circuit High Bank 1 Sensor 2

Common Causes of P0038 2019 Ford F150

  1. Faulty oxygen sensor heater
  2. Damaged wiring or connectors
  3. Blown fuse
  4. Malfunctioning ECM
  5. Exposure to extreme heat or contaminants

Symptoms of P0038 2019 Ford F150

  1. Decreased fuel efficiency
  2. Rough idling or stalling
  3. Engine hesitation or surging
  4. Illuminated check engine light
  5. Increased emissions

How to Fix P0038 2019 Ford F150

  1. Begin by diagnosing the root cause of the issue using a scan tool to verify the P0038 code and inspecting the oxygen sensor, wiring, and connectors for any visible damage.
  2. Test the oxygen sensor heater circuit using a multimeter to check for continuity and proper voltage supply.
  3. Replace the oxygen sensor if the heater circuit is faulty, ensuring to use an OEM or high-quality replacement part.
  4. Repair or replace any damaged wiring or connectors as needed.
  5. Clear the DTC using a scan tool and perform a test drive to verify that the issue has been resolved.

Cost to Fix P0038 2019 Ford F150

The typical repair costs for addressing a P0038 code on a 2019 Ford F150 can range from $150 to $400, including parts and labor. However, the 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. It's advisable to check local rates for a more precise estimate. Keep in mind that using high-quality replacement parts and seeking professional help can ensure a proper and long-lasting repair.

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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 P0038 2019 Ford F150 Code

1. What does the OBDII code P0038 on a 2019 Ford F150 mean?

The code P0038 indicates a problem with the HO2S (Heated Oxygen Sensor) Heater Control Circuit High on Bank 1 Sensor 2 in the exhaust system of the vehicle.

2. What are the common symptoms of OBDII code P0038 in a 2019 Ford F150?

Common symptoms of code P0038 may include poor fuel economy, rough idling, engine hesitation, and the illumination of the check engine light on the dashboard.

3. What are the possible causes of the HO2S Heater Control Circuit High Bank 1 Sensor 2 code in a 2019 Ford F150?

Potential causes of code P0038 include a faulty oxygen sensor, damaged wiring or connectors in the sensor circuit, a blown fuse, or a problem with the engine control module (ECM).

4. How can I diagnose the OBDII code P0038 on my 2019 Ford F150?

Diagnosing code P0038 involves using an OBDII scanner to retrieve the specific error code, inspecting the wiring and connectors related to the oxygen sensor, and testing the sensor itself for proper function.

5. Can I continue driving my 2019 Ford F150 with the P0038 code present?

It is not recommended to drive your vehicle with code P0038 present, as it can lead to poor engine performance, reduced fuel efficiency, and potential damage to the catalytic converter over time.

6. How do I repair the HO2S Heater Control Circuit High Bank 1 Sensor 2 issue in my 2019 Ford F150?

Repairing code P0038 typically involves replacing the faulty oxygen sensor, repairing any damaged wiring or connectors, and resetting the error code with an OBDII scanner after the repair is complete.

7. Are there any DIY tips for fixing the P0038 code on a 2019 Ford F150?

While some basic troubleshooting steps can be done by DIY enthusiasts, it is recommended to have a professional mechanic diagnose and repair code P0038 to ensure proper resolution of the issue.

8. How much does it cost to fix the OBDII code P0038 on a 2019 Ford F150?

The cost of fixing code P0038 can vary depending on the root cause of the issue, the parts needed for repair, and the labor rates of the repair shop. It is advisable to get quotes from multiple mechanics for an accurate estimate.

9. Can a faulty oxygen sensor trigger other codes besides P0038 in a 2019 Ford F150?

Yes, a malfunctioning oxygen sensor can sometimes trigger related error codes such as P0036, P0037, P0039, or P0058, depending on the specific nature of the sensor issue.

10. How often should the oxygen sensors be inspected and replaced in a 2019 Ford F150 to prevent code P0038?

It is recommended to follow the manufacturer's maintenance schedule for inspecting and replacing oxygen sensors, typically every 60,000 to 100,000 miles, to help prevent issues like code P0038 from occurring.

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