why does my Renault Clio V (2019-Present) engine make a knocking noise when accelerating

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Disconnect the battery to prevent electrical shorts during inspection.
• Allow the engine to cool before starting work.

2. Engine Oil Inspection

• Sub-step 1: Remove the oil dipstick and check the oil level.
• Sub-step 2: If low, add the appropriate engine oil (refer to owner's manual for specifications).
• Sub-step 3: If oil is dirty, proceed to change the engine oil and filter.
• Tools Required: Oil filter wrench, socket set, oil catch pan, funnel.
• Safety Warnings: Ensure the engine is cool before draining oil to avoid burns.

3. Inspect and Replace Spark Plugs

• Sub-step 1: Remove the engine cover if applicable.
• Sub-step 2: Disconnect the ignition coils and remove the spark plugs using a spark plug socket.
• Sub-step 3: Inspect the spark plugs for signs of wear, carbon buildup, or damage; replace if necessary.
• Sub-step 4: Ensure proper spark plug gap and torque to specifications upon installation.
• Tools Required: Spark plug socket, torque wrench, ratchet.
• Safety Warnings: Handle spark plugs with care to avoid breakage.

4. Check for Loose Components

• Sub-step 1: Inspect engine mounts for signs of wear or damage.
• Sub-step 2: Tighten any loose bolts on the exhaust system and engine components.
• Sub-step 3: If mounts are damaged, replace them with OEM parts.
• Tools Required: Socket set, torque wrench.
• Safety Warnings: Ensure vehicle is securely supported if working underneath.

5. Fuel Quality Check

• Sub-step 1: Check the fuel type used; ensure it meets the octane rating specified in the owner's manual.
• Sub-step 2: If low-quality fuel is suspected, drain the tank and refill with high-quality fuel.
• Tools Required: Fuel siphon pump (if necessary).
• Safety Warnings: Work in a well-ventilated area and avoid open flames near fuel.