why does my Ford Explorer have a weird smell when I accelerate

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

495 words

Problem Statement

Discover the causes and solutions for strange smells during acceleration in your Ford Explorer. Step-by-step diagnostic and repair guide included.

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 engine to cool before opening the hood or performing inspections.

Symptoms

•Unpleasant odor noticeable during acceleration
•Possible burning smell (rubber or oil)
•Decreased engine performance
•Check engine light illuminated (if applicable)
•Smoke or steam from the engine compartment (if applicable)

Diagnostic Steps

1
Inspect the engine compartment for any visible leaks or damaged components.
2
Use an OBD-II scanner to check for any stored error codes.
3
Check the condition of the engine oil and coolant levels.
4
Inspect the exhaust system for leaks or damage.
5
Examine the air intake system for any foreign objects or blockages.

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
•Torque wrench
•Screwdrivers
•Engine degreaser

Parts Required

•Engine oil
•Oil filter
•Air filter
•Gaskets or seals (if leaks are found)

Related Faults

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Diagnostic Steps

1
Inspect the engine compartment for any visible leaks or damaged components.
2
Use an OBD-II scanner to check for any stored error codes.
3
Check the condition of the engine oil and coolant levels.
4
Inspect the exhaust system for leaks or damage.
5
Examine the air intake system for any foreign objects or blockages.

Solution

1. Preparation

Gather tools and parts needed for inspection and repair.
Ensure the vehicle is parked on a level surface and the engine is cool.
Wear safety gloves and goggles.

2. Inspect and Repair Leaks

Step 1: Check for oil leaks.
- Inspect the oil pan, valve covers, and gaskets for any signs of leaking oil.
- If leaks are found, replace the affected gaskets or seals.
Step 2: Check for coolant leaks.
- Examine the radiator, hoses, and water pump for any signs of coolant leaks.
- Replace any damaged hoses or the water pump if necessary.

3. Exhaust System Inspection

Step 1: Inspect the exhaust pipes, catalytic converter, and muffler.
- Look for any rust, holes, or loose connections.
- If there are any holes, use exhaust tape as a temporary fix; a permanent fix may involve replacing affected sections.

4. Replace Filters

Step 1: Check and replace the air filter.
- Remove the air filter housing and take out the old filter.
- Install a new, clean air filter and secure the housing.

5. Clean Engine Bay

Step 1: Clean the engine bay.
- Use a degreaser to remove any oil or residue that could contribute to smells.
- Rinse with water, ensuring electrical components are covered.