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FI SYSTEM DIAGNOSIS 4-77
“C32” (P0201), “C33” (P0202), “C34” (P0203) or “C35” (P0204)
PRIMARY FUEL INJECTOR CIRCUIT MALFUNCTION
INSPECTION
Step 1
1) Turn the ignition switch OFF.
2) Lift and support the fuel tank (5-3)
3) Check the injector coupler for loose or poor contacts.
If OK, then measure the injector resistance.
4) Disconnect the injector coupler and measure the resistance
between terminals.
Injector resistance: 11 – 13 Ω at 20 °C (68 °F)
(Terminal – Terminal)
DETECTED CONDITION POSSIBLE CAUSE
CKP signal is produced but fuel injector signal is
interrupted by 4 times or more continuously.
• Injector circuit open or short
• Injector malfunction
• ECM malfunction
ECM
Fuel pump relay
Primary fuel injector
Y/R
Gr/W
Gr/B
Gr/Y
Gr/R
#21
#31
#41
#11
To engine
stop switch
#2#3#4 #1
1
1