how to resolve battery issues in Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

high

Severity

3 min read

574 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and resolve battery issues in Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems
•Allow the engine to cool before opening any components

Symptoms

•Engine cranks slowly or not at all
•Dashboard warning lights illuminated, particularly the battery light
•Electrical components function intermittently
•Battery terminals show corrosion or loose connections
•Frequent jump-starts needed to start the vehicle

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related fault codes
2
Check the battery voltage with a multimeter; a healthy battery should read around 12.6 volts or higher when not in use
3
Inspect battery terminals for corrosion or looseness; clean and tighten if necessary
4
Load test the battery using a battery load tester to determine if it can hold a charge under load
5
Inspect the alternator output to ensure it is charging the battery properly while the engine is running
6
Check for parasitic drain by measuring current draw on the battery with the vehicle 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
•Multimeter
•Battery load tester
•Wrench set
•Screwdriver set
•Battery terminal cleaner

Parts Required

•New battery
•Alternator (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related fault codes
2
Check the battery voltage with a multimeter; a healthy battery should read around 12.6 volts or higher when not in use
3
Inspect battery terminals for corrosion or looseness; clean and tighten if necessary
4
Load test the battery using a battery load tester to determine if it can hold a charge under load
5
Inspect the alternator output to ensure it is charging the battery properly while the engine is running
6
Check for parasitic drain by measuring current draw on the battery with the vehicle off

Solution

1. Preparation

Ensure all electrical accessories are turned off.
Disconnect the negative cable from the battery using a wrench.
Wear safety gloves and goggles for protection.

2. Battery Replacement (if necessary)

Remove the Old Battery
- Disconnect the positive terminal first, followed by the negative terminal.
- Remove any hold-down brackets securing the battery in place.
- Carefully lift the battery out of the tray (ensure it is not leaking).
Clean Battery Tray
- Inspect the battery tray for corrosion or debris.
- Clean the tray using a mixture of baking soda and water to neutralize any acid; rinse and dry thoroughly.
Install New Battery
- Place the new battery in the tray, ensuring the terminals are positioned correctly.
- Reattach the hold-down brackets to secure the battery.
- Connect the positive terminal first, followed by the negative terminal.

3. Alternator Check (if alternator is suspected)

Test Alternator Output
- Start the engine and use a multimeter to check the voltage at the battery terminals.
- If the voltage is below 13.7 volts, the alternator may need replacement.
Replace Alternator (if necessary)
- Disconnect the battery.
- Remove the drive belt from the alternator.
- Disconnect the electrical connectors and mounting bolts.
- Install the new alternator and reconnect everything.