why is my Ford Explorer making a clicking noise when I start it

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

high

Severity

3 min read

479 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 clicking noise during startup in Ford Explorer. 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 the battery before working on electrical systems.
•Allow the engine to cool before touching components near the engine.

Symptoms

•Clicking noise when turning the ignition key
•Engine fails to crank or starts very slowly
•Dashboard lights dim or flicker during the clicking
•No sound from the starter motor
•Possible battery warning light illuminated

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, looseness, or damage.
3
Test the starter relay by swapping it with another relay of the same type in the fuse box.
4
Examine the starter connections and wiring for signs of wear or damage.
5
Confirm that the ignition switch is functioning properly by testing for continuity.
6
Perform a load test on the battery to determine its ability to hold a charge under load.

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
•Battery terminal cleaner
•Battery load tester

Parts Required

•New battery (if necessary)
•Replacement starter motor (if necessary)

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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, looseness, or damage.
3
Test the starter relay by swapping it with another relay of the same type in the fuse box.
4
Examine the starter connections and wiring for signs of wear or damage.
5
Confirm that the ignition switch is functioning properly by testing for continuity.
6
Perform a load test on the battery to determine its ability to hold a charge under load.

Solution

1. Preparation

Gather tools: OBD-II scanner, multimeter, socket set, battery terminal cleaner, and a load tester.
Ensure the vehicle is in park (or neutral) and the parking brake is engaged.

2. Battery Maintenance

Disconnect the negative battery terminal using a socket set.
Clean the battery terminals with a battery terminal cleaner to remove any corrosion.
Reconnect the negative terminal securely.

3. Battery Replacement (if needed)

If the battery voltage is low or the load test fails, remove the old battery by unbolting it from the battery tray.
Install the new battery by placing it in the tray and securing it with bolts.
Connect the positive terminal first, followed by the negative terminal.

4. Starter Testing/Replacement

If the issue persists, locate the starter motor (typically found near the transmission).
Disconnect the wiring harness and the mounting bolts using a socket set.
Remove the starter motor from the vehicle.
Install a new or tested starter motor in reverse order of removal, ensuring all connections are secure.

5. Final Checks

Reconnect the negative battery terminal.
Attempt to start the vehicle to check for proper operation.