why does my Honda CR-V Fifth Generation (2017-2022) make a knocking noise when starting

Honda CR-V Fifth Generation (2017-2022)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

578 words

Problem Statement

Discover how to diagnose and fix knocking noise during startup in Honda CR-V (2017-2022). Step-by-step guide with symptoms, diagnostics, and solutions.

Affected Component

Engine

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components
•Allow the engine to cool before inspecting

Symptoms

•Knocking noise audible during engine startup
•Engine misfire or rough start
•Possible check engine light illuminated
•Increased vibration felt through the chassis
•Reduced engine performance or power

Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Inspect engine oil level and condition
3
Listen for noise source using a mechanic's stethoscope
4
Check fuel quality and contamination
5
Inspect engine mounts for wear or damage
6
Examine timing chain or belt for proper tension and wear

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
•Mechanic's stethoscope
•Socket set
•Engine oil dipstick
•Oil filter wrench
•Jack and jack stands

Parts Required

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

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Solution

1. Preparation

Tools Required: OBD-II scanner, mechanic's stethoscope, socket set, engine oil dipstick.
Safety Warnings: Disconnect the battery before working on electrical components. Allow the engine to cool before inspecting.

2. Check and Change Engine Oil

Locate Oil Drain Plug: Position the vehicle on a level surface and locate the oil drain plug.
Drain Old Oil: Place a drain pan under the oil pan, remove the drain plug, and allow the oil to fully drain.
Replace Oil Filter: Use an oil filter wrench to remove the old oil filter. Install a new oil filter, applying a thin layer of new oil to the gasket.
Refill Engine Oil: Reinstall the drain plug, tighten to the manufacturer's torque specification, and refill the engine with the appropriate type and amount of oil.

3. Inspect and Replace Engine Mounts (if necessary)

Lift Vehicle: Use a jack and jack stands to safely lift the vehicle.
Remove Fasteners: Remove the bolts securing the engine mounts using a socket set.
Install New Mounts: Position new engine mounts and install the bolts, tightening to the manufacturer's specifications.

4. Inspect and Adjust Timing Chain/Belt

Remove Timing Cover: If applicable, remove the timing cover by unscrewing the bolts.
Check Tension: Inspect the timing chain or belt for proper tension and wear; adjust or replace as necessary.
Reassemble Components: Reinstall the timing cover and ensure all bolts are tightened to specification.