why does my Ford Explorer have a burning smell when driving

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

547 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 burning smell issue 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 components to prevent burns.

Symptoms

•Burning smell, possibly resembling burnt oil or rubber
•Smoke visible from under the hood or near the wheels
•Warning lights illuminated on the dashboard
•Decreased engine performance or power loss
•Unusual noises from the engine compartment
•Fluid leaks under the vehicle

Diagnostic Steps

1
Inspect the engine bay for any visible signs of burning components, such as melted wires or burnt oil residues.
2
Check fluid levels, including engine oil, transmission fluid, and coolant, for any abnormalities.
3
Use an OBD-II scanner to check for any diagnostic trouble codes (DTCs) related to the engine or electrical systems.
4
Test the brakes for overheating, particularly if the smell is more pronounced when braking.
5
Inspect the exhaust system for signs of burning or leaks that could cause a smell.
6
Examine the belts and hoses for wear or damage.

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

•OBD-II scanner
•Socket set
•Wire cutters
•Brake tool kit
•Jack and jack stands

Parts Required

•Replacement wires or connectors
•New belts (if damaged)
•Brake pads and rotors (if needed)
•Sealants or gaskets (depending on leaks)

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Diagnostic Steps

1
Inspect the engine bay for any visible signs of burning components, such as melted wires or burnt oil residues.
2
Check fluid levels, including engine oil, transmission fluid, and coolant, for any abnormalities.
3
Use an OBD-II scanner to check for any diagnostic trouble codes (DTCs) related to the engine or electrical systems.
4
Test the brakes for overheating, particularly if the smell is more pronounced when braking.
5
Inspect the exhaust system for signs of burning or leaks that could cause a smell.
6
Examine the belts and hoses for wear or damage.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the engine is cool.
Disconnect the battery before working on electrical components.

2. Identify and Replace Burnt Components

Inspect Wires and Hoses:
- Look for any melted or damaged wires/hoses. Replace any that show signs of wear.
- Tools: Wire cutters, electrical tape, or heat-shrink tubing.
Inspect Belts:
- Check serpentine and accessory belts for fraying or burning. Replace if necessary.
- Tools: Socket set to remove belts.

3. Address Fluid Leaks

Fix Any Leaks:
- Clean the area of any leaking fluids, then determine the source of the leak (oil, coolant, etc.).
- Repair or replace the affected components (e.g., oil pan gasket, transmission seal, etc.).
- Tools: Wrenches, gasket scraper, and sealant as needed.

4. Brake Inspection and Repair

Check Brake Components:
- Inspect brake pads, rotors, and calipers for excessive wear or overheating.
- Replace worn brake pads or damaged components.
- Tools: Jack and jack stands, brake tool kit.

5. Final Inspection

Reassemble and Reconnect:
- Reassemble any components that were removed for inspection or repair.
- Reconnect the battery and perform a final check of all systems.