What Does Piston Slap Sound Like - You can use a specialized vehicle stethoscope to determine the exact placement of the sound. In this video i have some pretty good audio of what piston slap. The noise comes from the piston’s side hitting the cylinder wall, and it can be especially prominent when the engine is under load. It can sound a bit like a diesel engine. Another way to tell is by how the engine feels when you rev it up. If you rev your engine and it feels like it’s losing power or shaking, that could be a sign of a piston slap. 203k views 6 years ago. Web piston slap diagnosis. Web piston slap usually sounds like a knocking noise, and it gets louder as the engine warms up. Web a piston slap often sounds like a sharp, metallic knock.
Web a piston slap often sounds like a sharp, metallic knock. It can sound a bit like a diesel engine. Web piston slap diagnosis. Another way to tell is by how the engine feels when you rev it up. 203k views 6 years ago. There is a muffled knocking sound when you first start up your vehicle. If you rev your engine and it feels like it’s losing power or shaking, that could be a sign of a piston slap. The noise comes from the piston’s side hitting the cylinder wall, and it can be especially prominent when the engine is under load. You can use a specialized vehicle stethoscope to determine the exact placement of the sound. The noise is coming from the front of the engine block, near the crankshaft. It’s most noticeable during cold starts and might lessen as the engine warms up. Web piston slap usually sounds like a knocking noise, and it gets louder as the engine warms up. In this video i have some pretty good audio of what piston slap.