HYOSUNG Aquila GT250 Ej Service Manual page 68

Are the resistance and continuity OK?
GW wire open or shorted to
ground, or poor
ECU coupler.
YL coupler open or shorted to the
wiring harness.
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 purge control valve with a
NO
new one.
G2
connection of
67
EI SYSTEM DIAGNOSIS 4-1-50
Gray
ECU Coupler
(California model only)
Black