why is my Ford Explorer Sixth Generation (2020-present) dashboard lights flickering

Ford Explorer Sixth Generation (2020-present)

Error Codes

1-3 hours

Time

medium

Difficulty

medium

Severity

3 min read

500 words

Problem Statement

Learn how to diagnose and fix flickering dashboard lights in Ford Explorer Sixth Generation (2020-present). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to prevent shocks or shorts.

Symptoms

•Dashboard lights intermittently flickering on and off
•Possible dimming of interior lights when flickering occurs
•Audio system may reset or turn off briefly
•Instrument cluster gauges may drop to zero and then return
•Battery warning light may illuminate

Diagnostic Steps

1
Inspect battery connections for corrosion or looseness.
2
Use an OBD-II scanner to check for any stored diagnostic trouble codes (DTCs).
3
Check the vehicle's electrical ground connections for integrity and tightness.
4
Measure battery voltage with a multimeter to ensure it is within normal parameters (12.4 to 12.7 volts).
5
Inspect the fuse box for blown fuses related to the dashboard lights.
6
Test the alternator output to ensure it is charging properly (13.8 to 14.4 volts when running).

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

•Multimeter
•OBD-II scanner
•Socket set
•Wire brush
•Flashlight

Parts Required

•Replacement fuses (if applicable)
•New battery or alternator (if testing indicates failure)

Related Faults

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Diagnostic Steps

1
Inspect battery connections for corrosion or looseness.
2
Use an OBD-II scanner to check for any stored diagnostic trouble codes (DTCs).
3
Check the vehicle's electrical ground connections for integrity and tightness.
4
Measure battery voltage with a multimeter to ensure it is within normal parameters (12.4 to 12.7 volts).
5
Inspect the fuse box for blown fuses related to the dashboard lights.
6
Test the alternator output to ensure it is charging properly (13.8 to 14.4 volts when running).

Solution

1. Preparation

Gather necessary tools: multimeter, OBD-II scanner, socket set, and flashlight.
Disconnect the negative battery terminal to prevent electrical shorts while working on the vehicle.

2. Inspect Battery Connections

Sub-steps:
- Remove the battery terminal covers if applicable.
- Use a wrench to loosen and remove the negative and positive terminals.
- Inspect for corrosion; clean the terminals and posts with a wire brush if necessary.
- Reconnect terminals securely, ensuring a tight fit.

3. Check Ground Connections

Sub-steps:
- Locate the ground connections, typically found near the battery and on the chassis.
- Use a socket set to remove the ground bolts and inspect for rust or damage.
- Clean the ground points with a wire brush and reattach securely.

4. Test Alternator Output

Sub-steps:
- Reconnect the battery terminals.
- Start the engine and set the multimeter to measure DC voltage.
- Connect the multimeter leads to the battery terminals; the reading should be between 13.8 to 14.4 volts.
- If the reading is low, consider replacing the alternator.

5. Inspect and Replace Fuses

Sub-steps:
- Locate the fuse box under the dashboard or hood.
- Remove the cover and visually inspect the fuses related to the dashboard lights.
- Replace any blown fuses with the same amperage.