If the fuel injection indicator displays "fi", showing signs of trouble in the fuel injection system, take your machine to an authorized suzuki dealer. Refer to the "instrument panel:' section for fuel injection system indicator explanation. If the indicator does not display "fi", make sure there is enough fuel in the fuel tank. If the indicator does not display "fi" and there is enough fuel, ignition system should be checked.
Troubleshooting
Ignition system checkSelf-diagnosis function
The self-diagnosis function is incorporated in the ecm. The function has two
modes, “user mode” and “dealer mode”.
The user can only be notified by the lcd (display) panel and led (fi indicator
light). To check the function of the
individual fi system devices, the dealer mode is provided. In ...
Dtc “c32” (p0201), “c33” (p0202), “c34” (p0203) or “c35” (p0204): primary
fuel injector circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
Ckp signal is produced but fuel injector signal is
interrupted by 4 times or more continuity
Injector circuit open or short.
Injector malfunction.
Ecm malfunction.
...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...