why does my Ford Explorer have a burning smell while driving?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

537 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 a burning smell while driving in 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

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before inspecting engine components.

Symptoms

•Burning smell noticeable while driving
•Possible smoke coming from under the hood or wheel wells
•Check engine light illuminated
•Unusual noises from the engine bay or brakes
•Reduced braking effectiveness (if related to brakes)

Diagnostic Steps

1
Inspect under the hood for signs of oil or fluid leaks that may be burning on hot engine components.
2
Check the brake system for signs of overheating or worn brake pads.
3
Scan the vehicle using an OBD-II scanner for any error codes that may indicate engine or electrical issues.
4
Inspect electrical wires and connectors for signs of damage or overheating.
5
Examine the exhaust system for any signs of leaks or burning materials.

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

•Safety gloves
•Safety goggles
•OBD-II scanner
•Flashlight
•Jack and jack stands
•Socket set

Parts Required

•Brake pads (if worn)
•Brake rotors (if needed)
•Electrical wiring or connectors (if damaged)

Related Faults

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Diagnostic Steps

1
Inspect under the hood for signs of oil or fluid leaks that may be burning on hot engine components.
2
Check the brake system for signs of overheating or worn brake pads.
3
Scan the vehicle using an OBD-II scanner for any error codes that may indicate engine or electrical issues.
4
Inspect electrical wires and connectors for signs of damage or overheating.
5
Examine the exhaust system for any signs of leaks or burning materials.

Solution

1. Preparation

Tools Required: Safety gloves, safety goggles, OBD-II scanner, flashlight, jack and jack stands.
Ensure the vehicle is parked on a level surface and the engine is cool before starting any inspections.

2. Inspect and Clean Engine Components

Sub-steps:
1. Open the hood and visually inspect for oil or coolant leaks.
2. Clean up any spilled fluids using an appropriate degreaser.
3. Check the condition of hoses and seals. Replace any that are damaged.

3. Brake Inspection

Sub-steps:
1. Jack up the vehicle and remove the wheels to access the brake components.
2. Inspect brake pads for wear; replace if they are worn down to less than 3mm.
3. Examine brake rotors for signs of overheating. Resurface or replace if necessary.
4. Reassemble the wheels and lower the vehicle.

4. Electrical System Check

Sub-steps:
1. Inspect all wiring harnesses for signs of melting insulation or burnt connectors.
2. Replace any damaged or burnt wires.
3. Ensure all connections are tight and free of corrosion.

5. Exhaust System Examination

Sub-steps:
1. Visually inspect the exhaust system for leaks, especially at the manifold and joints.
2. Use a smoke test if needed to identify hidden leaks.
3. Repair or replace any damaged sections of the exhaust.