why does my Ford Explorer have a burning smell when driving

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

567 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 your Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Engine

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 opening the hood or working on components.

Symptoms

•Burning smell, potentially resembling oil, rubber, or electrical insulation
•Possible smoke rising from the engine compartment or undercarriage
•Unusual noises from the engine, such as grinding or squeaking
•Check engine light illuminated or other warning indicators on the dashboard
•Decrease in engine performance or power loss

Diagnostic Steps

1
Inspect the engine bay for visible signs of leaks or spilled fluids.
2
Check the condition of belts and hoses for signs of wear or damage.
3
Use an OBD-II scanner to check for any stored error codes that could indicate electrical or mechanical issues.
4
Examine the oil level and condition; look for burnt oil or debris in the oil.
5
Inspect the exhaust system for any signs of overheating or melted components.
6
Look for any signs of smoke coming from the brakes, which may indicate brake component overheating.

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
•Torque wrench
•Oil catch pan
•Belt tensioner tool
•Pliers
•Oil filter wrench
•Funnel
•OBD-II scanner

Parts Required

•Oil filter
•Engine oil
•Belts and hoses as needed
•Seals or gaskets as needed

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Symptoms

•Burning smell, potentially resembling oil, rubber, or electrical insulation

•Possible smoke rising from the engine compartment or undercarriage

•Unusual noises from the engine, such as grinding or squeaking

•Check engine light illuminated or other warning indicators on the dashboard

•Decrease in engine performance or power loss

Diagnostic Steps

1
Inspect the engine bay for visible signs of leaks or spilled fluids.
2
Check the condition of belts and hoses for signs of wear or damage.
3
Use an OBD-II scanner to check for any stored error codes that could indicate electrical or mechanical issues.
4
Examine the oil level and condition; look for burnt oil or debris in the oil.
5
Inspect the exhaust system for any signs of overheating or melted components.
6
Look for any signs of smoke coming from the brakes, which may indicate brake component overheating.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery to ensure safety while working on electrical components.
Allow the engine to cool down before starting any inspection.

2. Inspect and Repair Fluid Leaks

Sub-steps:
1. Identify the source of the burning smell by checking for fluid leaks under the vehicle.
2. Clean any spilled fluids to prevent further burning smells.
3. Replace any damaged seals or gaskets that are causing leaks.
Tools Required:
- Socket set
- Torque wrench
- Oil catch pan

3. Replace Worn Belts or Hoses

Sub-steps:
1. Remove the serpentine belt if damaged; note the routing for reinstallation.
2. Inspect and replace any hoses showing signs of cracks or wear.
3. Reinstall the new belt, ensuring proper tension according to specifications.
Tools Required:
- Belt tensioner tool
- Pliers

4. Change Engine Oil

Sub-steps:
1. Drain the old oil using an oil catch pan.
2. Replace the oil filter with a new one.
3. Refill the engine with the manufacturer-recommended oil type and quantity.
Tools Required:
- Oil filter wrench
- Funnel

5. Inspect and Repair Exhaust System

Sub-steps:
1. Check the exhaust pipes and catalytic converter for signs of damage or excessive heat.
2. Repair or replace any damaged exhaust components.
Tools Required:
- Wrench set
- Exhaust pipe cutter