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Why is my 2020 Ford Explorer experiencing poor acceleration? - Ford Explorer
Home/Cars/Ford/Explorer/Sixth Generation (2020-present)/Why is my 2020 Ford Explorer experiencing poor acceleration?

Why is my 2020 Ford Explorer experiencing poor acceleration?

Ford Explorer Sixth Generation (2020-present)

Error Codes
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
651 words

Problem Statement

Learn how to diagnose and repair poor acceleration issues in the 2020 Ford Explorer with detailed symptoms, diagnostic steps, and repair instructions.

Affected Component
engine, transmission, fuel system, air intake system

Symptoms

  • •Lack of power during acceleration
  • •Engine stuttering or hesitation
  • •Reduced throttle response
  • •Check Engine Light (CEL) illuminated
  • •Unusual engine noises (e.g., knocking or pinging)

Diagnostic Steps

  1. 1
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  6. 6
  7. 7

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •OBD-II Scanner
  • •Fuel Pressure Gauge
  • •Multimeter
  • •Basic hand tools (ratchet set, screwdrivers)
  • •Throttle Body Cleaner
  • •MAF Sensor Cleaner
  • •Torque Wrench (for reassembly)
  • •Rags and cleaning supplies

Additional Information

Affected Component
engine, transmission, fuel system, air intake system
Difficulty
medium
Severity
medium
Tools Required
8 items

Related Faults

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Back to Generation
Poor Acceleration in 2020 Ford Explorer: Diagnosis and Repair
Tools Required
  • OBD-II Scanner
  • Fuel Pressure Gauge
  • Multimeter
  • Basic hand tools (ratchet set, screwdrivers)
  • Throttle Body Cleaner
  • MAF Sensor Cleaner
  • Torque Wrench (for reassembly)
  • Rags and cleaning supplies
Repair Instructions

Step 1: Clean/Replace Air Filter

  1. Open the hood and locate the air intake box.
  2. Remove the air intake duct using a ratchet and socket.
  3. Take out the air filter and inspect. Replace if dirty or clogged.
  4. Reassemble the air intake duct securely.

Step 2: Clean Throttle Body

  1. Disconnect the negative battery terminal.
  2. Remove the throttle body from the intake manifold (ensure the throttle position sensor harness is unplugged).
  3. Use throttle body cleaner and a soft cloth to clean the interior surfaces.
  4. Reinstall the throttle body and reconnect the battery.

Step 3: Inspect/Clean MAF Sensor

  1. Remove the MAF sensor from the air intake duct.
  2. Use MAF cleaner spray to clean the sensor wires gently.
  3. Allow it to dry before reinstalling.

Step 4: Fuel System Maintenance

  1. If low fuel pressure is detected, check for clogged fuel filters. Replace if necessary.
  2. Inspect and replace any faulty fuel injectors.

Step 5: Exhaust System Check

  1. Inspect exhaust piping for signs of damage or rust.
  2. If the catalytic converter is restricted, consider replacing it.

Step 6: Transmission Fluid Check

  1. If the fluid is low or burnt, replace it. Follow the specific procedures in the service manual for fluid change.
  2. If the transmission is suspected to be slipping, perform a diagnostic and consider a transmission service.
Final Steps
  1. After performing repairs, clear any DTCs using the OBD-II scanner.
  2. Take the vehicle for a test drive to ensure the acceleration issue is resolved.
  3. Monitor performance and check for any reoccurring issues.
Conclusion

If, after performing these checks and repairs, the problem persists, it may be necessary to consult a professional technician for further diagnosis, as the issue could be related to more complex engine management systems or electronic control units.