how to fix my 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

4 min read

629 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 2011-2019 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

•Always disconnect the battery before working on electrical systems.
•Allow the engine to cool before inspecting components near the engine block.

Symptoms

•Engine does not crank or turn over
•Dashboard lights illuminate but engine remains silent
•Clicking sound when turning the key
•Check engine light may be illuminated
•Weak or no response from the key fob
•Battery warning light may be displayed

Diagnostic Steps

1
Check for any visible signs of corrosion or damage on the battery terminals and cables.
2
Use a multimeter to measure the battery voltage; it should read around 12.6 volts for a fully charged battery.
3
Attempt to jump-start the vehicle with jumper cables from a known good battery.
4
Scan for error codes using an OBD-II scanner to check for any stored fault codes.
5
Inspect the fuses related to the starting and ignition systems for any blown fuses.
6
Listen for the fuel pump activation sound when the ignition is turned to the 'ON' position.

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
•OBD-II scanner
•Wire brush
•Socket set
•Fuel pressure gauge

Parts Required

•New battery (if needed)
•Starter motor (if needed)
•Fuel pump or fuel filter (if needed)

Related Faults

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Diagnostic Steps

1
Check for any visible signs of corrosion or damage on the battery terminals and cables.
2
Use a multimeter to measure the battery voltage; it should read around 12.6 volts for a fully charged battery.
3
Attempt to jump-start the vehicle with jumper cables from a known good battery.
4
Scan for error codes using an OBD-II scanner to check for any stored fault codes.
5
Inspect the fuses related to the starting and ignition systems for any blown fuses.
6
Listen for the fuel pump activation sound when the ignition is turned to the 'ON' position.

Solution

1. Preparation

Gather necessary tools and parts, and ensure the vehicle is parked on a flat surface.
Disconnect the battery by removing the negative terminal first to prevent electrical shock.

2. Battery Inspection and Replacement

Step 1: Inspect battery terminals for corrosion. If corrosion is present, clean it using a wire brush and a solution of baking soda and water.
Step 2: Measure battery voltage with a multimeter. If the voltage is below 12.4 volts, consider charging or replacing the battery.
Step 3: If replacement is necessary, remove the battery by unscrewing the retaining bracket and disconnecting the positive terminal first, followed by the negative terminal.
Step 4: Install the new battery by connecting the positive terminal first, followed by the negative terminal, and secure with the retaining bracket.

3. Starter System Examination

Step 1: Access the starter motor, usually located near the transmission bell housing.
Step 2: Inspect the starter connections for tightness and corrosion. Clean and secure as necessary.
Step 3: Test the starter by applying direct voltage from the battery to the starter terminal. If the starter does not engage, it may need to be replaced.

4. Fuel System Check

Step 1: Locate the fuel pump relay and check its operation; replace if faulty.
Step 2: Use a fuel pressure gauge to check if the system is receiving adequate fuel pressure (typically 30-60 PSI for most gasoline engines).
Step 3: If fuel pressure is low, inspect the fuel filter and replace if clogged, or test the fuel pump for proper operation.

5. Ignition System Inspection

Step 1: Check spark plugs for wear and replace if necessary.
Step 2: Test ignition coils for proper operation using a multimeter.
Step 3: Replace any faulty ignition components.