Step | Action | Yes | No |
---|---|---|---|
1 | Are any of the following noises heard: a sharp double knock when the engine is idling, a light ticking with no load on the engine, or a slapping noise when the engine is cold? | Go to Step 2 | System OK |
2 | Inspect the piston pin and the bushing. Is the piston pin or the bushing worn or loose? | Go to Step 3 | |
3 | Inspect the piston. Is the piston broken or cracked? | Go to Step 4 | |
4 | Inspect the connecting rods. Is there a misaligned connecting rod? | Go to Step 5 | |
5 | Inspect the piston position. Is the piston 180 degrees out of position? | System OK |