my Ford Explorer Sixth Generation (2020-present) won't start but the lights work, what does it mean?

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

577 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 fix the no-start issue in the 2020-present Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on the electrical system to prevent shocks or shorts.
•Allow any engine components to cool before handling.

Symptoms

•Engine does not crank when the ignition is turned
•No sound from the starter motor
•Dashboard warning lights illuminate but do not indicate a specific issue
•Possible clicking noise when attempting to start
•No response from the engine when the key is turned to the start position

Diagnostic Steps

1
Check the battery voltage using a multimeter to ensure it is above 12.4 volts.
2
Inspect battery terminals for corrosion or loose connections.
3
Test the starter motor by performing a voltage drop test across the starter terminals.
4
Examine the ignition switch for functionality; check if power is reaching the starter relay.
5
Scan the vehicle's computer for any trouble codes using an OBD-II scanner.
6
Inspect the fuses related to the starting system for any blown fuses.

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
•Wrench set
•Socket set

Parts Required

•Battery (if found to be faulty)
•Starter motor (if replacement is needed)
•Ignition switch (if found to be faulty)
•Starter relay (if replacement is needed)

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Diagnostic Steps

1
Check the battery voltage using a multimeter to ensure it is above 12.4 volts.
2
Inspect battery terminals for corrosion or loose connections.
3
Test the starter motor by performing a voltage drop test across the starter terminals.
4
Examine the ignition switch for functionality; check if power is reaching the starter relay.
5
Scan the vehicle's computer for any trouble codes using an OBD-II scanner.
6
Inspect the fuses related to the starting system for any blown fuses.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is in park or neutral with the parking brake engaged.
Disconnect the negative battery terminal to prevent electrical shock.

2. Check Battery and Connections

Tools Needed: Multimeter, wrench set
Sub-steps:
1. Reconnect the battery and check the voltage using the multimeter. If the voltage is low, charge or replace the battery.
2. Clean any corrosion from the battery terminals using a wire brush and a mixture of baking soda and water.
3. Ensure all battery cables are securely fastened.

3. Inspect Starter System

Tools Needed: Multimeter, socket set
Sub-steps:
1. Locate the starter motor and visually inspect it for any physical damage or loose connections.
2. Perform a voltage drop test by connecting the multimeter leads to the starter motor terminals while someone attempts to crank the engine. A significant voltage drop indicates a faulty starter.
3. If the starter is faulty, remove the starter motor (unbolt it and disconnect wiring) and replace it with a new or refurbished unit, ensuring proper torque specifications are followed during installation.

4. Check Ignition Switch and Relay

Tools Needed: Multimeter, socket set
Sub-steps:
1. Remove the ignition switch cover and check for continuity with the multimeter when the key is turned to the start position.
2. If the ignition switch is faulty, replace it by following the manufacturer's instructions.
3. Test the starter relay by swapping it with a similar relay from another circuit in the fuse box. If the starter works with the swapped relay, replace the faulty relay.