C32" (P0201) Or "C33" (P0202) Fuel Injector Circuit Malfunction - Suzuki VZ800 Service Manual

5-66 FI SYSTEM

"C32" (P0201) or "C33" (P0202) FUEL INJECTOR CIRCUIT MALFUNCTION

DETECTED CONDITION
CKP signals produced but fuel injector signal is
interrupted continuous by 4 times or more.
ECM
#1
#2
INSPECTION
(When indicating C32/P0201 for fuel injector #1)
(When indicating C33/P0202 for fuel injector #2)
Step 1
1) Remove the fuel tank. (6-3)
2) Loosen the inlet pipe screw. (2-7)
Lift up the inlet pipe. (5-45)
3) Turn the ignition switch OFF.
4) Check the injector coupler (Front cylinder side 1 or Rear cyl-
inder side 2) for loose or poor contacts.
If OK, then measure the injector resistance.
5) Disconnect the injector coupler and measure the resistance
between terminals.
 Injector resistance: Approx. 11.7 Ω at 20 °C (68 °F)
Gr/B
Gr/W
(Front cylinder)
Fuel injector
(Terminal – Terminal)
POSSIBLE CAUSE
• Injector circuit open or short
• Injector malfunction
• ECM malfunction
Fuel pump relay
Y/R
(Rear cylinder)
1
1
To engine
stop switch
1