C32" Or "C33" Fuel Injector Circuit Malfunction - Suzuki DL650 Service Manual

4-42 Fl SYSTEM DIAGNOSIS
"C32"
or
"C33" FUEL INJECTOR CIRCUIT MALFUNCTION
lnjector malfunction.
ECM malfunction.
DETECTED CONDITION
Fuel injector voltage is
1.3
V and less.
INSPECTION
Step 1
1)
Remove the air cleaner box.
( W 5 - 1 5 )
2) Turn the ignition switch OFF.
3)
Check the injector couplers for loose or poor contacts.
If OK, then measure the injector resistance.
4) Disconnect the injector couplers and measure the resistance
between terminals.
lnjector resistance: 11
-
13 Q at 20 "C (68
O F )
(No.1:
O
-
0)
(N0.2: @I
-
@)
5) If OK, then check the continuity between injector terminals
and ground.
lnjector continuity:
00
Q
(Infinity)
(No.1:
@
-
Ground)
(No.2: @I
-
Ground)
09900-25008: Multi circuit tester set
i m ~ e s t e r knob indication: Resistance (Q)
POSSIBLE CAUSE
Injector circuit open or short.
Is the resistance OK?
-
I
I
NO
/
Replace the lnjector with a new one. (-5-18)