why is my Ford Explorer Fifth Generation (2011-2019) dashboard lights flickering

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

medium

Severity

3 min read

495 words

Problem Statement

Learn how to diagnose and fix flickering dashboard lights in Ford Explorer (2011-2019). 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 battery before working on electrical systems.
•Allow the engine to cool before inspecting components.

Symptoms

•Dashboard lights flickering intermittently
•Dim or brightening lights when the engine is running
•Possible accompanying electrical issues, such as non-responsive gauges
•Engine stalling or difficulty starting
•Warning lights illuminated (e.g., battery or check engine light)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Check the battery voltage with a multimeter to ensure it is within the normal range (12.6V or higher when off).
3
Inspect battery terminals for corrosion or loose connections.
4
Test the alternator output to ensure it is providing adequate voltage (13.5V to 14.5V while running).
5
Inspect the vehicle’s fuses and relays related to the dashboard and electrical systems.
6
Check for damaged wiring or poor ground connections within the dashboard and electrical systems.

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
•Multimeter
•Socket set
•Wire brush
•Fuse puller

Parts Required

•Replacement fuses (if any are blown)
•New battery (if old battery fails testing)
•New alternator (if alternator fails testing)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Check the battery voltage with a multimeter to ensure it is within the normal range (12.6V or higher when off).
3
Inspect battery terminals for corrosion or loose connections.
4
Test the alternator output to ensure it is providing adequate voltage (13.5V to 14.5V while running).
5
Inspect the vehicle’s fuses and relays related to the dashboard and electrical systems.
6
Check for damaged wiring or poor ground connections within the dashboard and electrical systems.

Solution

1. Preparation

Gather the necessary tools and parts.
Ensure the vehicle is parked on a flat surface, and the engine is turned off.
Disconnect the negative battery terminal to prevent electrical shock.

2. Inspect Battery and Connections

Tools Required: Socket set, wire brush, multimeter
Remove the battery terminals (negative first) and clean any corrosion with a wire brush.
Reconnect the terminals securely, ensuring a tight fit.

3. Test the Alternator

Tools Required: Multimeter
Start the engine and use a multimeter to measure the voltage at the battery terminals.
If the voltage is below 13.5V, the alternator may need replacement.

4. Check Wiring and Fuses

Tools Required: Fuse puller, multimeter
Inspect all fuses related to the dashboard for continuity. Replace any blown fuses.
Examine wiring harnesses for any signs of wear, fraying, or loose connections. Repair or replace as necessary.

5. Reassemble and Test

Reconnect the battery terminals (positive first).
Start the vehicle and observe the dashboard lights for flickering.
If issues persist, consider checking the vehicle's ground connections for corrosion or looseness.