my Honda Accord makes a loud noise when accelerating what is wrong

Honda Accord 10th Generation (2018-2022)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

489 words

Problem Statement

Learn how to diagnose and fix loud noise during acceleration in Honda Accord. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Exhaust System

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 inspecting the exhaust system to prevent burns.

Symptoms

•Loud noise during acceleration
•Possible vibration felt through the floor or steering wheel
•Decreased engine performance
•Check engine light illuminated
•Unusual smells (such as burning or sulfur)

Diagnostic Steps

1
Perform a visual inspection of the exhaust system for leaks or damage.
2
Check for any loose or damaged engine mounts that could cause vibration.
3
Scan the vehicle's OBD-II system for any error codes related to the engine.
4
Inspect the air intake system for blockages or leaks.
5
Listen for the noise while stationary and revving the engine to isolate the source.

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
•Jack and jack stands
•Screwdriver set

Parts Required

•Exhaust clamps or hangers
•Engine mounts
•Air filter

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Perform a visual inspection of the exhaust system for leaks or damage.
2
Check for any loose or damaged engine mounts that could cause vibration.
3
Scan the vehicle's OBD-II system for any error codes related to the engine.
4
Inspect the air intake system for blockages or leaks.
5
Listen for the noise while stationary and revving the engine to isolate the source.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Ensure the vehicle is parked on a level surface and the engine is off.
Disconnect the battery to ensure safety.

2. Inspect and Repair the Exhaust System

Sub-steps:
- Raise the vehicle using jack stands.
- Inspect the entire length of the exhaust system, including the muffler and catalytic converter, for holes or rust.
- If a leak or damage is found, replace the affected section of the exhaust system.
- Use a socket set to remove and replace any broken hangers or clamps.

3. Check and Secure Engine Mounts

Sub-steps:
- Inspect the engine mounts for cracks or separation.
- Tighten any loose bolts using a torque wrench according to the manufacturer’s specifications.
- Replace any damaged engine mounts with new ones.

4. Address Air Intake Issues

Sub-steps:
- Remove the air intake duct and inspect for blockages.
- Clean or replace the air filter if it is dirty.
- Reassemble the intake system, ensuring all clamps are secure.

5. Final Checks

Sub-steps:
- Reconnect the battery and start the engine.
- Check for any new noises during idle and acceleration.
- Take the car for a test drive to ensure the noise has been resolved.