how to fix the Ford Explorer Sixth Generation (2020-present) engine knocking sound

Ford Explorer Sixth Generation (2020-present)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

507 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 engine knocking sound in Ford Explorer Sixth Generation (2020-present). 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 battery before working on electrical systems.
•Allow engine to cool before opening any components.
•Dispose of old oil and filter properly according to local regulations.

Symptoms

•Engine knocking sound, especially during acceleration
•Decreased engine performance or power
•Rough idle or inconsistent engine running
•Check engine light illuminated
•Increased oil consumption

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Check engine oil level and condition; look for signs of contamination or low oil level.
3
Inspect the engine mounts for wear or damage that may contribute to knocking sounds.
4
Listen for the knocking sound while revving the engine in neutral to isolate the source.
5
Perform a compression test on all cylinders to check for internal engine issues.
6
Inspect timing chain/belt for proper tension and alignment.

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
•Oil wrench
•Oil pan
•Funnel
•Socket set
•Torque wrench
•Timing tool (if applicable)

Parts Required

•Engine oil
•Oil filter
•Timing chain/belt (if needed)
•Engine mounts (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Check engine oil level and condition; look for signs of contamination or low oil level.
3
Inspect the engine mounts for wear or damage that may contribute to knocking sounds.
4
Listen for the knocking sound while revving the engine in neutral to isolate the source.
5
Perform a compression test on all cylinders to check for internal engine issues.
6
Inspect timing chain/belt for proper tension and alignment.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery to prevent electrical shorts.
Allow the engine to cool before starting work.

2. Oil Change

Sub-steps:
- Drain the old engine oil completely using an oil pan.
- Replace the oil filter with a new, compatible filter.
- Refill with the recommended oil type (consult owner's manual for specifications).
Tools Required: Oil wrench, oil pan, funnel, socket set.
Safety Warnings: Dispose of old oil and filter properly according to local regulations.

3. Inspect and Replace Engine Components

Sub-steps:
- Remove the engine cover (if applicable) to gain access to internal components.
- Inspect the timing chain/belt; replace it if it shows signs of wear or misalignment.
- Check and replace worn or damaged engine mounts.
- If compression test results indicate issues, consider removing the cylinder head for further inspection.
Tools Required: Torque wrench, socket set, timing tool (if applicable).
Safety Warnings: Ensure the engine is cool before working on internal components.

4. Reassemble and Re-test

Sub-steps:
- Reinstall any removed components and ensure all bolts are torqued to specifications.
- Reconnect the battery.
- Start the engine and listen for any remaining knocking sounds.
Tools Required: Torque wrench, socket set.