why does my Ford Explorer Sixth Generation (2020-present) have a burning smell

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

458 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 Sixth Generation. 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 radiator to prevent burns.

Symptoms

•Burning smell coming from the engine compartment
•Check engine light illuminated
•Smoke visible from under the hood
•Unusual noises from the engine
•Decreased engine performance
•Fluid leaks on the ground

Diagnostic Steps

1
Inspect the engine compartment for visible signs of leaks or burnt components.
2
Scan the vehicle’s onboard diagnostics (OBD-II) system for error codes.
3
Check engine oil and coolant levels; ensure they are within recommended ranges.
4
Examine the condition of belts and hoses for signs of wear or damage.
5
Inspect electrical connections and wiring for melting or fraying.
6
Test the operation of the cooling system, including the radiator and fans.

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
•Multimeter
•Coolant pressure tester
•Flashlight

Parts Required

•Replacement hoses and gaskets (if leaks found)
•New belts (if damaged)
•Replacement fuses or relays (if burnt)

Related Faults

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Diagnostic Steps

1
Inspect the engine compartment for visible signs of leaks or burnt components.
2
Scan the vehicle’s onboard diagnostics (OBD-II) system for error codes.
3
Check engine oil and coolant levels; ensure they are within recommended ranges.
4
Examine the condition of belts and hoses for signs of wear or damage.
5
Inspect electrical connections and wiring for melting or fraying.
6
Test the operation of the cooling system, including the radiator and fans.

Solution

1. Preparation

Tools Required: OBD-II scanner, socket set, multimeter, coolant pressure tester, flashlight.
Ensure the vehicle is parked on a flat surface and the engine is cool before starting work.

2. Identify and Fix Leaks

Sub-steps:
1. Clean the engine compartment with a degreaser to remove old fluid residues.
2. Use a coolant pressure tester to check for leaks in the cooling system.
3. Locate any leaks and replace damaged hoses, gaskets, or seals as necessary.

3. Repair or Replace Burnt Components

Sub-steps:
1. Inspect wiring harnesses for damage; repair or replace any damaged wires.
2. Examine belts for deterioration; replace if they show signs of fraying or cracking.
3. For burnt electrical components, replace affected fuses, relays, or sensors.

4. Address Engine Overheating

Sub-steps:
1. Check the radiator for blockages; clean or replace as needed.
2. Inspect and test the thermostat for proper operation; replace if faulty.
3. Ensure the fans are operational; replace fan motor if necessary.