why does my Ford Explorer Sixth Generation (2020-present) battery die when parked

Ford Explorer Sixth Generation (2020-present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

551 words

Problem Statement

Learn how to diagnose and fix battery drain issues in Ford Explorer Sixth Generation (2020-present). Step-by-step guide with diagnostic procedures 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 to prevent short circuits.
•Wear safety gloves when handling the battery to avoid acid exposure.

Symptoms

•Battery warning light illuminated on the dashboard
•Difficulty starting the engine after being parked for a while
•Electronics (radio, lights) not functioning or dimming
•Need for frequent jump-starts
•Unusual battery drain reported by battery monitor (if equipped)

Diagnostic Steps

1
Use a multimeter to measure the battery voltage; it should read around 12.6 volts when fully charged.
2
Inspect battery terminals for corrosion or loose connections.
3
Check for any aftermarket accessories that may draw power when the vehicle is off.
4
Perform a parasitic draw test by measuring the current draw from the battery with the vehicle off.
5
Inspect fuses for any circuits that may be drawing power unnecessarily.
6
Review the vehicle’s electrical system for any software updates or recalls related to battery drain.

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
•Socket set
•Wire brush
•Safety gloves

Parts Required

•Battery terminal cleaning kit (if needed)
•Potential replacement components based on diagnostic findings

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Use a multimeter to measure the battery voltage; it should read around 12.6 volts when fully charged.
2
Inspect battery terminals for corrosion or loose connections.
3
Check for any aftermarket accessories that may draw power when the vehicle is off.
4
Perform a parasitic draw test by measuring the current draw from the battery with the vehicle off.
5
Inspect fuses for any circuits that may be drawing power unnecessarily.
6
Review the vehicle’s electrical system for any software updates or recalls related to battery drain.

Solution

1. Preparation

Tools Required: Multimeter, socket set, wire brush, safety gloves
Ensure the vehicle is parked safely and the engine is off. Disconnect the negative battery terminal before proceeding with any electrical work.

2. Clean Battery Terminals

Sub-steps:
1. Remove the negative battery terminal using a socket wrench.
2. Inspect the terminal and cable for corrosion.
3. Use a wire brush to clean any corrosion from the battery terminal and cable.
4. Reattach the negative terminal securely.

3. Identify and Resolve Parasitic Draw

Sub-steps:
1. Reconnect the negative battery terminal.
2. Set the multimeter to measure current (amperes) and connect it in series with the negative battery terminal.
3. Allow the vehicle to enter sleep mode (typically takes a few minutes).
4. Measure the current draw; it should be below 50 mA. If higher, proceed to identify the offending circuit.
5. Pull fuses one at a time to isolate the circuit causing the excessive draw, noting any circuit that causes a significant drop in current.
6. Repair or replace any faulty components or wiring within the identified circuit.

4. Check for Software Updates

Sub-steps:
1. Visit a Ford dealership or authorized service center.
2. Inquire about any software updates or recalls that may address battery drain issues.
3. Follow the service technician’s instructions to update the vehicle’s software if applicable.