how to troubleshoot a Ford Explorer Fifth Generation (2011-2019) that won't start?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

538 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 troubleshoot and fix no-start issues in Ford Explorer (2011-2019). Step-by-step guide with diagnostic steps 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 electrical systems.
•Allow the engine to cool before working in engine compartments.

Symptoms

•Engine cranks but does not start
•No sound when turning the key (no crank)
•Dashboard warning lights illuminated
•Clicking noise from the starter area
•Fuel pump not engaging
•Check engine light may be illuminated

Diagnostic Steps

1
Check the battery voltage using a multimeter to ensure it is above 12.4 volts.
2
Inspect battery terminals for corrosion and ensure they are tight.
3
Scan the vehicle’s OBD-II system for any stored error codes.
4
Test the starter motor by applying direct battery voltage to it.
5
Check for fuel pump operation by listening for it to engage when the ignition is turned on.
6
Inspect fuses related to the ignition and fuel systems for continuity.

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
•Jumper cables
•Torque wrench

Parts Required

•New battery (if faulty)
•Starter motor (if faulty)
•Fuel pump relay (if faulty)

Related Faults

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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 and ensure they are tight.
3
Scan the vehicle’s OBD-II system for any stored error codes.
4
Test the starter motor by applying direct battery voltage to it.
5
Check for fuel pump operation by listening for it to engage when the ignition is turned on.
6
Inspect fuses related to the ignition and fuel systems for continuity.

Solution

1. Preparation

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

2. Battery Inspection and Replacement

Sub-steps:
- Inspect the battery terminals for corrosion; clean with a wire brush if needed.
- Check battery voltage; if below 12.4 volts, charge or replace the battery.
- If the battery is faulty, remove it using a socket wrench (typically 10mm).
- Install a new battery and tighten the terminals securely, ensuring they do not touch any metal parts.

3. Starter Motor Testing

Sub-steps:
- Locate the starter motor, typically found near the bottom of the engine near the transmission.
- Disconnect the starter electrical connectors and remove the mounting bolts.
- Test the starter by connecting it directly to a power source (use jumper cables) to see if it engages.
- If faulty, replace the starter with a new or refurbished unit, ensuring proper alignment and torque on the bolts (typically 15-25 ft-lbs).

4. Fuel System Check

Sub-steps:
- Locate the fuel pump relay in the fuse box; remove and inspect it for damage.
- If necessary, replace the relay.
- Check the fuel lines for leaks or blockages.
- If the fuel pump is not engaging, consider replacing it; this involves draining the fuel tank and accessing the pump through the tank or the fuel sender unit.