how to fix my Ford Explorer Fifth Generation (2011-2019) that won't start

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

high

Severity

3 min read

576 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 condition in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with symptoms and solutions.

Affected Component

Electrical

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Ensure the vehicle is in park or neutral with the parking brake applied before testing the starter motor.

Symptoms

•Engine cranks but does not start
•No dashboard lights or dim lights when attempting to start
•Clicking sound when turning the ignition key
•Security light illuminated on the dashboard
•Fuel pump not engaging (no sound when turning the key)
•Battery warning light previously illuminated

Diagnostic Steps

1
Check the battery voltage using a multimeter; it should read above 12.4 volts.
2
Inspect battery terminals and connections for corrosion and tightness.
3
Scan for trouble codes using an OBD-II scanner to identify any relevant error codes.
4
Verify that the fuel pump is operational by listening for it to engage when the ignition is turned on.
5
Test the ignition switch for proper function.
6
Inspect the starter motor and connections for any visible damage or loose wires.

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 or terminal cleaner
•Fuel pressure gauge (optional)

Parts Required

•Replacement battery (if faulty)
•Fuel pump relay (if needed)
•Ignition switch (if defective)

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Diagnostic Steps

1
Check the battery voltage using a multimeter; it should read above 12.4 volts.
2
Inspect battery terminals and connections for corrosion and tightness.
3
Scan for trouble codes using an OBD-II scanner to identify any relevant error codes.
4
Verify that the fuel pump is operational by listening for it to engage when the ignition is turned on.
5
Test the ignition switch for proper function.
6
Inspect the starter motor and connections for any visible damage or loose wires.

Solution

1. Preparation

Gather tools and parts before beginning the repair.
Disconnect the negative battery terminal to ensure safety during repairs.

2. Battery Check

Tools Required: Multimeter
Instructions:
1. Reconnect the battery terminal and test the voltage with a multimeter.
2. If the voltage is low (below 12.4 volts), charge or replace the battery.

3. Inspect and Clean Battery Connections

Tools Required: Wire brush or terminal cleaner, wrench
Instructions:
1. Remove the battery terminals (negative first).
2. Clean the terminals and battery posts to remove corrosion.
3. Reattach the terminals securely (positive first).

4. Fuel Pump Check

Tools Required: Fuel pressure gauge (optional)
Instructions:
1. Turn the ignition to the "ON" position without starting the engine.
2. Listen for the fuel pump to prime (a humming sound).
3. If no sound is heard, check the fuel pump relay and fuse.

5. Starter Motor Inspection

Tools Required: Socket set, multimeter
Instructions:
1. Locate the starter motor (usually near the transmission).
2. Check the wiring and connections for damage or looseness.
3. Test the starter motor by applying direct voltage to the solenoid terminal (caution: do this step with the vehicle in neutral and on a flat surface).

6. Ignition Switch Test

Tools Required: Multimeter
Instructions:
1. Remove the ignition switch cover.
2. Test for continuity in the ignition switch terminals while turning the key through all positions.
3. Replace the ignition switch if continuity is not present.