2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 93Get this manual

2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 93

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EFIIgnition Systems Idle Air Control Actuator Circuit
The idle air control actuator (IAC) is stepper motor that varies the amount of air bypassed around the throttle plates when the engine is id