2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 576Get this manual

2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 576

SELF-DIAGNOSIS 4DETONATION CONTROL SYSTEM INDICATOR LIGHT The detonation control system indicator light flashes to inform
followsNOTE: If the detonation level increases, the detonation control system indicator light flash pattern changes from
pattern number to pattern number 2If excessive detonation levels continue, maximum engine speed is reduced to protect the
engineS Engine performance will decline according to the detonation levelS If the carburetor settings are not appropriate