2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 91Get this manual

2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 91

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EFIIgnition Systems Wastegate Solenoid Pulse Valve Circuit (FST Only)
The wastegate solenoid pulse valve allows the ECU to control the amount of boost pressure within the induction systemBoost c