Cleaning; Inspection - HYOSUNG MS3 250 Sercie Manual

CLEANING

● Clean all passageways with a spray-type throttle
body cleaner and blow dry with compressed air.
WARNING
Some throttle body cleaning chemicals,
especially dip-type soaking solutions, are very
corrosive and must be handled carefully. Always
follow the chemical manufacture's instructions
on proper use, handling and storage.
● Check following items any damage or clogging.
* Throttle shaft bushing and seal
* Throttle valve
* Idle adjust screw
* Vacuum hose
* Injector seal
CAUTION
Do not use wire to clean passageways. Wire can
damage passageways. If the components cannot
be cleaned with a spray cleaner it may be
necessary to use a dip-type cleaning solution and
allow them to soak. Always follow the chemical
manufacturer's body components. Do not apply
throttle body cleaning chemicals to the rubber
and plastic materials.

INSPECTION

● The ISC solenoid, IAP sensor and TP sensor can
be checked without removing it from the throttle
body.
● Inspect the ISC solenoid ① . (Refer to page 4-28)
● Inspect the IAP sensor ② . (Refer to page 4-22)
● Inspect the TP sensor ③ . (Refer to page 4-17)
CAUTION
Never remove the TP sensor ③ ③ .
* Fuel injector
* O-ring
* Throttle body
* Intake pipe
FUEL SYSTEM AND THROTTLE BODY 5-10
①
②
③