Genuine Scooter Company Buddy 170, Service Manual

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ISC initialization timing
＊
timing when used scooter occur:
1. Hard to start the engine
2. Engine Idle speed is unstable
3. Other unstable situation
To initialize the ISC, then the ISC reset to control zero point.
Procedure of ISC initialization
1.don
’
t plug quick-
diagnostic
2.wide open throttle; turn on the key; the
ISC
sounds
“
da da
…”
3.release the throttle after the
ISC
stop acting.
4.turn off the key, finish initialization!
Wide open
ISC act
Key ON
throttle
Main key
ISC
Release
throttle
Key OFF
ISC off
ISC
Step motor
engine
Air flow
ISC
Throttle valve
By-pass air Throttle body
110