Engine-CodesFord – P0071 2016 Ford F150

P0071 2016 Ford F150 Code - Ambient Air Temperature Sensor Circuit 'A' Range/Performance

Quick Answer

The P0071 diagnostic trouble code (DTC) for a 2016 Ford F150 refers to the Ambient Air Temperature Sensor Circuit 'A' Range/Performance. Common causes include Faulty ambient air temperature sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning ECM. 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
P0071 2016 Ford F150 indicates Ambient Air Temperature Sensor Circuit 'A' Range/Performance.
Common causes
Common causes include Faulty ambient air temperature sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning ECM.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P0071 2016 Ford F150 Description

The P0071 diagnostic trouble code (DTC) for a 2016 Ford F150 refers to the Ambient Air Temperature Sensor Circuit 'A' Range/Performance. This code indicates that there is a problem with the ambient air temperature sensor circuit in the vehicle. The ambient air temperature sensor is responsible for measuring the temperature of the air outside the vehicle and sending this information to the engine control module (ECM). The ECM uses this data to adjust various engine functions, such as fuel injection timing and air-fuel mixture, to optimize performance and fuel efficiency.

OBDII Code P0071 2016 Ford F150 - Ambient Air Temperature Sensor Circuit 'A' Range/Performance
P0071 2016 Ford F150 Code - Ambient Air Temperature Sensor Circuit 'A' Range/Performance

Common Causes of P0071 2016 Ford F150

  1. Faulty ambient air temperature sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Malfunctioning ECM
  4. Corrosion or debris affecting sensor readings
  5. Extreme temperature fluctuations affecting sensor performance

Symptoms of P0071 2016 Ford F150

  1. Check engine light illuminated
  2. Poor fuel economy
  3. Rough idling
  4. Hesitation during acceleration
  5. Engine stalling

How to Fix P0071 2016 Ford F150

  1. Begin by using a scan tool to verify the P0071 code and confirm the issue with the ambient air temperature sensor circuit.
  2. Inspect the ambient air temperature sensor and its wiring for any visible damage or corrosion. Replace the sensor if necessary.
  3. Check the wiring harness and connectors for any breaks, frays, or loose connections. Repair or replace damaged components.
  4. Clear the DTC and reset the ECM to see if the code returns. Test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnosis may be needed to pinpoint the exact cause of the circuit malfunction, such as testing the ECM or checking for any underlying electrical issues.

Cost to Fix P0071 2016 Ford F150

The typical repair costs for addressing a P0071 code on a 2016 Ford F150 can vary depending on the specific cause of the issue. In general, the cost of replacing an ambient air temperature sensor ranges from $50 to $150, while labor costs can range from $80 to $150 per hour. Additional costs may be incurred if wiring or connectors need to be repaired or replaced. Overall, the total repair cost for this issue could range from $150 to $500, but it is advisable to check with local auto repair shops for more accurate estimates based on your location and vehicle specifics.

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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 P0071 2016 Ford F150 Code

1. What are the common symptoms of OBDII code P0071 in a 2016 Ford F150?

The common symptoms of code P0071 include inaccurate or erratic readings on the ambient air temperature display, issues with the vehicle's climate control system, and potential impact on fuel efficiency.

2. What does the Ambient Air Temperature Sensor Circuit 'A' Range/Performance error mean in a 2016 Ford F150?

The P0071 code indicates that the ambient air temperature sensor circuit 'A' is experiencing a range/performance issue, meaning that the sensor is not providing the expected data to the vehicle's engine control module.

3. What are the possible causes of the P0071 code in a 2016 Ford F150?

Common causes of the P0071 code in a 2016 Ford F150 include a faulty ambient air temperature sensor, damaged wiring or connectors in the sensor circuit, or issues with the sensor's calibration.

4. How can I diagnose the cause of the P0071 code in my 2016 Ford F150?

Diagnosing the P0071 code typically involves inspecting the ambient air temperature sensor and its wiring for any damage, checking the sensor's resistance with a multimeter, and verifying the sensor's data against the actual ambient air temperature.

5. Can I continue driving my 2016 Ford F150 with the P0071 code present?

While the vehicle may still be operable with the P0071 code, it is recommended to address the issue promptly to prevent potential impacts on fuel efficiency and the climate control system's performance.

6. How can I repair the Ambient Air Temperature Sensor Circuit 'A' Range/Performance issue in my 2016 Ford F150?

Repairing the P0071 code may involve replacing the ambient air temperature sensor, repairing any damaged wiring or connectors in the sensor circuit, and clearing the trouble code with an OBDII scanner.

7. Will resetting the OBDII code P0071 in my 2016 Ford F150 fix the issue?

Simply resetting the code may temporarily clear the error, but if the underlying issue causing the P0071 code is not addressed, it is likely to reappear. It's essential to diagnose and repair the root cause of the problem.

8. How much does it cost to fix the P0071 code in a 2016 Ford F150?

The cost of fixing the P0071 code can vary depending on the cause of the issue and whether you perform the repairs yourself or take your vehicle to a mechanic. Costs may include parts, labor, and diagnostic fees.

9. Can extreme weather conditions affect the ambient air temperature sensor and trigger the P0071 code?

Yes, extreme hot or cold weather conditions can impact the ambient air temperature sensor's performance and potentially trigger the P0071 code. It's essential to keep the sensor and its wiring protected from harsh environmental conditions.

10. Is the P0071 code a serious issue that requires immediate attention in a 2016 Ford F150?

While the P0071 code may not cause immediate drivability issues, it is still important to address the problem to ensure the accurate operation of the vehicle's systems and prevent any potential long-term issues.

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