my Ford Explorer won't start and makes a clicking noise, what could be wrong?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

high

Severity

3 min read

486 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 a no-start condition in Ford Explorer. Step-by-step guide with symptoms, diagnostic steps, 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.
•Wear gloves and safety goggles when handling batteries.

Symptoms

•Clicking noise when attempting to start the engine
•Dashboard lights dimming or flickering
•Engine does not crank or turns over very slowly
•Possible check engine light illuminated
•Battery warning light may appear

Diagnostic Steps

1
Check the battery voltage using a multimeter; it should read around 12.6 volts when fully charged.
2
Inspect battery terminals for corrosion or loose connections.
3
Attempt to jump-start the vehicle using jumper cables and a functioning vehicle.
4
Test the starter motor by checking for voltage at the starter terminal while someone attempts to start the engine.
5
Inspect the fuses related to the starter and ignition systems for any blown fuses.
6
Check the ignition switch function by testing for power at the starter relay.

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 or socket set
•Jumper cables
•Battery terminal cleaner

Parts Required

•New battery
•New starter motor

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Diagnostic Steps

1
Check the battery voltage using a multimeter; it should read around 12.6 volts when fully charged.
2
Inspect battery terminals for corrosion or loose connections.
3
Attempt to jump-start the vehicle using jumper cables and a functioning vehicle.
4
Test the starter motor by checking for voltage at the starter terminal while someone attempts to start the engine.
5
Inspect the fuses related to the starter and ignition systems for any blown fuses.
6
Check the ignition switch function by testing for power at the starter relay.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the ignition key is off.
Disconnect the negative battery cable to prevent electrical shorts.

2. Battery Inspection and Replacement

Remove the battery from the vehicle (if faulty).
- Tools: Wrench or socket set
- Safety Warning: Wear gloves and safety goggles.
Clean the battery terminals with a battery terminal cleaner or a mixture of baking soda and water.
If the battery is low on charge, recharge it using a battery charger or replace it if it fails to hold a charge.
- Parts: New battery (if necessary)

3. Starter Motor Testing and Replacement

If the battery is fine, check the starter motor connections.
- Tools: Socket set
If the starter is faulty, remove it from the vehicle.
- Disconnect electrical connections and remove mounting bolts.
Install the new starter motor.
- Reconnect electrical connections and torque bolts to manufacturer specifications (typically 10-15 ft-lbs).
- Parts: New starter motor (if necessary)

4. Reconnect Battery

Reconnect the negative battery cable securely.
Ensure all connections are tight and free of corrosion.