why does my Ford Explorer have a burning smell when driving

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

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

Affected Component

Engine

Estimated Time

3-5 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 radiator or working on fluid systems.

Symptoms

•Burning smell noticeable during operation
•Possible smoke from under the hood
•Warning lights illuminated on the dashboard (e.g., temperature warning light)
•Decreased engine performance or power loss
•Fluid leaks observed under the vehicle

Diagnostic Steps

1
Inspect the engine oil level and condition using the dipstick.
2
Check the coolant level in the radiator and overflow reservoir.
3
Examine the condition of belts and hoses for signs of wear or damage.
4
Scan the vehicle’s OBD-II system for any error codes.
5
Inspect the brake system for overheating, including checking for stuck calipers.
6
Look for any signs of electrical shorts or burnt wires around the engine compartment.

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

•Oil filter wrench
•Oil pan
•Socket set
•Funnel
•Jack
•Jack stands
•Lug wrench
•Brake tool kit
•Multimeter
•Wire strippers
•Electrical tape

Parts Required

•Engine oil
•Oil filter
•Coolant
•Belts and hoses (if damaged)
•Brake pads (if worn)

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Diagnostic Steps

1
Inspect the engine oil level and condition using the dipstick.
2
Check the coolant level in the radiator and overflow reservoir.
3
Examine the condition of belts and hoses for signs of wear or damage.
4
Scan the vehicle’s OBD-II system for any error codes.
5
Inspect the brake system for overheating, including checking for stuck calipers.
6
Look for any signs of electrical shorts or burnt wires around the engine compartment.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface and the engine is cool.
Gather necessary tools and parts.

2. Check and Replace Engine Oil

Sub-steps:
1. Remove the oil dipstick and check the oil level and condition.
2. If the oil is low or burnt, drain the old oil using an oil pan.
3. Replace the oil filter using an oil filter wrench.
4. Refill with the correct type and amount of engine oil (consult owner's manual).
Tools Required: Oil filter wrench, oil pan, socket set, funnel.

3. Inspect and Refill Coolant

Sub-steps:
1. Open the hood and check the coolant reservoir; ensure it is at the correct level.
2. If low, add the appropriate coolant mixture as specified in the owner's manual.
3. Inspect the radiator for leaks or blockages.
Tools Required: Funnel, coolant mixture (50/50 antifreeze).

4. Replace Damaged Belts and Hoses

Sub-steps:
1. Visually inspect all belts and hoses for cracks, fraying, or signs of wear.
2. If any are damaged, remove them using appropriate tools.
3. Install new belts or hoses, ensuring proper tension and alignment.
Tools Required: Socket set, belt tensioner tool (if necessary).

5. Brake System Inspection

Sub-steps:
1. Jack up the vehicle and remove the wheels to access the brake components.
2. Inspect brake calipers for sticking or excessive wear.
3. Ensure that brake pads are not worn down to metal and replace as necessary.
Tools Required: Jack, jack stands, lug wrench, brake tool kit.

6. Electrical Inspection

Sub-steps:
1. Check wiring harnesses around the engine for signs of damage or burnt wires.
2. Repair or replace any damaged wiring as needed.
Tools Required: Multimeter, wire strippers, electrical tape.