Engine-CodesFord – P0104 2020 Ford F150

P0104 2020 Ford F150 Code - Mass Or Volume Air Flow Sensor 'A' Circuit Intermittent

Quick Answer

The P0104 diagnostic trouble code (DTC) for a 2020 Ford F150 indicates that there is an issue with the Mass or Volume Air Flow Sensor 'A' circuit intermittently. Common causes include Dirty or contaminated MAF sensor, Faulty MAF sensor, Wiring or connector issues in the MAF sensor circuit. 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
P0104 2020 Ford F150 indicates Mass Or Volume Air Flow Sensor 'A' Circuit Intermittent.
Common causes
Common causes include Dirty or contaminated MAF sensor, Faulty MAF sensor, Wiring or connector issues in the MAF sensor circuit.
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 Aug 30, 2024
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Code P0104 2020 Ford F150 Description

The P0104 diagnostic trouble code (DTC) for a 2020 Ford F150 indicates that there is an issue with the Mass or Volume Air Flow Sensor 'A' circuit intermittently. The Mass Air Flow (MAF) sensor plays a crucial role in the engine's performance by measuring the amount of air entering the engine to determine the correct air-fuel mixture for combustion. When this sensor malfunctions or the circuit has intermittent connectivity issues, it can lead to a variety of performance problems.

OBDII Code P0104 2020 Ford F150 - Mass Or Volume Air Flow Sensor 'A' Circuit Intermittent
P0104 2020 Ford F150 Code - Mass Or Volume Air Flow Sensor 'A' Circuit Intermittent

Common Causes of P0104 2020 Ford F150

  1. Dirty or contaminated MAF sensor
  2. Faulty MAF sensor
  3. Wiring or connector issues in the MAF sensor circuit
  4. Vacuum leaks in the intake system
  5. Air filter clogged or dirty

Symptoms of P0104 2020 Ford F150

  1. Decreased fuel efficiency
  2. Rough idling or stalling
  3. Engine hesitation or misfiring
  4. Check Engine Light illuminated
  5. Reduced engine power

How to Fix P0104 2020 Ford F150

  1. Start by visually inspecting the MAF sensor, wiring, and connectors for any signs of damage or contamination.
  2. Clean the MAF sensor using a specialized cleaner to remove any dirt or debris that may be affecting its performance.
  3. Check and replace the air filter if it is dirty or clogged, as this can impact the MAF sensor's readings.
  4. Inspect the intake system for any vacuum leaks and repair as necessary to ensure proper airflow.
  5. If the issue persists, consider replacing the MAF sensor itself with a new, OEM-quality unit.

Cost to Fix P0104 2020 Ford F150

The cost of resolving a P0104 code on a 2020 Ford F150 can vary depending on the root cause of the issue. In general, the cost of parts such as a new MAF sensor can range from $100 to $300, while labor costs can add an additional $100 to $200. Overall, the total repair cost for this issue may fall within the range of $200 to $500, but it is advisable to obtain a specific quote from a qualified mechanic or dealership based on your location and vehicle specifics. It's essential to consider that diagnostic time and labor rates can fluctuate, so it's recommended to inquire about these factors before proceeding with the repair.

Tech Notes for P0104 2020 Ford F150

Before replacing the Mass Air Flow (MAF) Sensor, try replacing the air filter and cleaning the Mass Air Flow Sensor with low-compressed air or a Mass Air Flow Sensor Cleaner. Reset the code and drive the vehicle. If the code comes back, you must replace the Mass Air Flow Sensor to fix 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 P0104 2020 Ford F150 Code

What does the OBDII code P0104 mean for a 2020 Ford F150?

P0104 indicates an intermittent issue with the Mass or Volume Air Flow Sensor 'A' circuit, meaning the sensor is not providing consistent data to the Engine Control Unit (ECU).

What are the common symptoms of code P0104 in a Ford F150?

Common symptoms include rough idling, poor acceleration, decreased fuel efficiency, and the check engine light being illuminated.

What can cause the P0104 code to trigger?

Causes may include a faulty mass air flow (MAF) sensor, damaged wiring or connectors, air intake leaks, or issues with the ECU.

How can I diagnose the P0104 code?

Start by visually inspecting the MAF sensor and its wiring for damage or loose connections. Use a multimeter to check the sensor's voltage and consult a repair manual for specific testing procedures.

What are some repair tips for fixing the P0104 code?

Repair tips include cleaning the MAF sensor with appropriate electrical cleaner, replacing a faulty sensor, repairing any damaged wiring, and ensuring all connections are secure.

Is it safe to drive with the P0104 code?

While it may be possible to drive with this code, it is not advisable as it can lead to further engine performance issues and reduced fuel efficiency.

How much does it typically cost to repair the P0104 code?

Repair costs can vary widely, but replacing a MAF sensor typically ranges from $150 to $300, including parts and labor, depending on the repair shop.

Can I clear the P0104 code without fixing the issue?

Yes, you can clear the code using an OBDII scanner, but if the underlying problem isn't resolved, the code will likely return.

Will replacing the MAF sensor fix the P0104 code?

Replacing the MAF sensor can often resolve the P0104 code if the sensor is faulty, but it's important to diagnose the entire circuit to ensure there are no other underlying issues.

Discuss the causes and fixes for P0104 2020 Ford F150 OBDII Code

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