why is my Ford Explorer Sixth Generation (2020-present) coolant leaking

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

541 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 coolant leaks in Ford Explorer Sixth Generation (2020-present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Cooling System

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 completely before opening the radiator or coolant system.

Symptoms

•Coolant puddles under the vehicle
•Low coolant level warning light illuminated on the dashboard
•Engine overheating during operation
•Sweet smell of coolant inside or around the vehicle
•Visible coolant stains or residue on engine components

Diagnostic Steps

1
Inspect the ground where the vehicle is parked for coolant puddles or stains.
2
Check the coolant reservoir for cracks or damage.
3
Visually inspect all hoses and connections for signs of leakage or wear.
4
Examine the radiator for any visible leaks or corrosion.
5
Inspect the water pump for signs of coolant leaking around the weep hole.
6
Use a pressure tester on the cooling system to identify leaks under pressure.

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

•Socket set
•Screwdriver
•Pliers
•Coolant drain pan
•Torque wrench

Parts Required

•Replacement hoses
•New radiator (if applicable)
•New water pump (if applicable)
•Coolant

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the ground where the vehicle is parked for coolant puddles or stains.
2
Check the coolant reservoir for cracks or damage.
3
Visually inspect all hoses and connections for signs of leakage or wear.
4
Examine the radiator for any visible leaks or corrosion.
5
Inspect the water pump for signs of coolant leaking around the weep hole.
6
Use a pressure tester on the cooling system to identify leaks under pressure.

Solution

1. Preparation

Gather all tools and parts needed for the repair.
Ensure the engine is cool to prevent burns.
Disconnect the battery to avoid any electrical issues.

2. Identify and Replace Faulty Hoses

Sub-steps:
1. Locate the leaking hose, using visual inspection.
2. Loosen the hose clamps using a screwdriver or socket set.
3. Carefully remove the hose from the fitting.
4. Install the new hose and secure it with the hose clamps, ensuring proper alignment.
Tools Required: Screwdriver or socket set, pliers.

3. Replace the Radiator (if damaged)

Sub-steps:
1. Drain the coolant from the radiator by opening the drain plug at the bottom.
2. Disconnect the upper and lower radiator hoses using a screwdriver or socket set.
3. Remove any mounting brackets or bolts securing the radiator.
4. Carefully lift out the old radiator and install the new radiator in reverse order.
5. Reconnect the hoses, ensuring tight seals, and refill with coolant.
Tools Required: Socket set, pliers, coolant drain pan.

4. Repair or Replace the Water Pump (if leaking)

Sub-steps:
1. Drain the coolant from the system.
2. Remove any components obstructing access to the water pump (e.g., serpentine belt, brackets).
3. Unbolt the water pump from the engine block and remove it.
4. Install the new water pump with a new gasket, ensuring proper torque specifications.
5. Reassemble all components and refill the cooling system with coolant.
Tools Required: Socket set, torque wrench.