1983-1985 Original Honda ATC 200X Shop Manual, Page 204Get this manual
TROUBLESHOOTING
Remove oil level gauge and check oil levelCORRECT
Remove cylinder head cover and inspect lubricationVALVE TRAIN LUBRICATED PROPERLY
01 LEVEL INCORRECTt (1) Oil level too high (2) Oil level too low(3) Contaminated oil
VALVE TRAIN NOT1(1) Clogged oil passageLUBRICATED PROPERLY (2) Clogged oil control orifice
if engine overheatsNOT OVERHEATED
IIOVERHEATEDt
13ENGINE DOES NOT KNOCK