0201" Or "0202" Fuel Injector Circuit Malfunction - HYOSUNG 2010 ST7 Service Manual

"0201" or "0202" FUEL INJECTOR CIRCUIT MALFUNCTION

LCD (DISPLAY) INDICATION
0201
0202
DETECTED CONDITION
☞ ☞ Refer to page 4-25
▣ ▣ INSPECTION
◈ Step 1
1) Remove the fuel tank and frame cover.
2) Turn the ignition switch "OFF" position.
3) Check the injector couplers NO.1 ① and NO.2 ②
for loose or poor contacts.
If OK, then measure the injector resistance.
4) Disconnect the injector couplers NO.1 ① and
NO.2 ② and measure the resistance between ter-
minals.
Injector resistance
Tester knob indication : Resistance (
5) If OK, then check the continuity between injector
terminals and ground.
Injector continuity
Tester knob indication : Resistance (
Are the resistance and continuity OK?
YES Go to Step 2
Replace the Injector with a new
NO
one.
[ 0
[ 0
11.4 ~ 12.6 Ω
at 20 ℃ (68 ℉ )
Ω Ω
)
∞
Ω (Infinity)
Ω Ω
)
"FI" CHECK LAMP INDICATION
2 0 1
2 0 2
POSSIBLE CAUSE
● Injector circuit open or short.
● Injector malfunction.
● ECU malfunction.
EI SYSTEM DIAGNOSIS 4-38
0 2 0
0 2 0
①
②
②
①
1 ]
2 ]