"C27" Isc Solenoid Range Abnormal - HYOSUNG MS3 250 Sercie Manual

"C27" ISC SOLENOID RANGE ABNORMAL

DETECTED CONDITION
ISC solenoid's step is out of the specified range.
O step � solenoid step �
▣ ▣ INSPECTION
1) Lift and support the side cover with the side cover
stay. (Refer to page 2-2)
2) Turn the ignition switch "
3) Check the ISC solenoid coupler for loose or poor
contacts.
4) Turn the ignition switch "
the ISC solenoid operation.
[ When Ignition switch "
[ When Ignition switch "
Is OK?
● Gr, GR, Y or W wire loose or poor
contacts on the ISC solenoid
coupler, or poor
connection.
YES
● If wire and connection are OK,
intermittent trouble or faulty ECU.
Recheck each terminal and wire
harness for open circuit and poor
connection.
Replace the ISC solenoid with a
NO
new one.
100 step
" (OFF) position.
" (ON) position to check
" (OFF)]
" (ON)]
, , or
34 32 33
● ISC solenoid
● ISC solenoid's step is out of the specifie range.
● ECU malfunction.
�
25
34
33
FI SYSTEM DIAGNOSIS 4-28
POSSIBLE CAUSE
32
ECU Coupler