how to reset the check engine light on Ford Explorer Sixth Generation (2020-present)

Ford Explorer Sixth Generation (2020-present)

Error Codes

30 minutes

Time

medium

Difficulty

medium

Severity

3 min read

404 words

Problem Statement

Learn how to reset the Check Engine Light on a 2020-present Ford Explorer. Step-by-step guide with diagnostic procedures and maintenance tips.

Affected Component

Engine

Estimated Time

30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on any electrical components to avoid shocks or shorts.

Symptoms

•Check Engine Light illuminated
•Poor fuel economy
•Engine stalling or misfiring
•Unusual engine noises
•Reduced engine performance

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to determine the underlying issue.
2
Address any identified issues or repairs to ensure they are resolved.
3
Disconnect the negative battery terminal for at least 5 minutes to reset the vehicle’s computer system.
4
Reconnect the battery terminal and ensure it is secured.
5
Start the engine and check if the Check Engine Light is off.

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
•Socket set

Parts Required

•None, unless repairs were needed based on OBD-II diagnostics.

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to determine the underlying issue.
2
Address any identified issues or repairs to ensure they are resolved.
3
Disconnect the negative battery terminal for at least 5 minutes to reset the vehicle’s computer system.
4
Reconnect the battery terminal and ensure it is secured.
5
Start the engine and check if the Check Engine Light is off.

Solution

1. Preparation

Gather tools and materials.
Ensure the vehicle is parked on a level surface and the engine is off.
Gather the OBD-II scanner for initial diagnostics.

2. Address Underlying Issues

Use the OBD-II scanner to check for and note any error codes.
Repair any identified issues related to the error codes (e.g., replacing faulty sensors, fixing leaks, etc.).

3. Reset Check Engine Light

a. Disconnect Battery

Locate the negative terminal on the battery (black cable).
Using a socket wrench, loosen the nut on the negative terminal and disconnect it.
Wait for at least 5 minutes to allow the system to reset.

b. Reconnect Battery

Reattach the negative cable to the battery terminal.
Tighten the nut securely, ensuring a good connection.

4. Verify Reset

Turn the ignition to the "ON" position without starting the engine.
Check if the Check Engine Light is off.
Start the engine and observe if the light remains off.