Suzuki GSX-R1000 Service Manual page 178

4·20 FI SYSTEM DIAGNOSIS
ITEM FAIL-SAFE MODE
STARTING RUNNING
ABILITY ABILITY
Secondary throttle valve Secondary throttle valve is fixed to
actuator full close position. When motor dis-
"YES" "YES"
connection or lock occurs, power
from ECM is shut off.
Secondary throttle position Secondary throttle valve is fixed to
"YES" "YES"
sensor full close position.
Exhaust control valve Exhaust control valve is fixed to full
actuator open position. When motor discon-
"YES"
"YES"
nection or lock occurs, power from
ECM is shut off.
Gear position signal Gear position signal is fixed to 6th
"YES" "YES"
gear.
The engine can start and can run even if the above signal is not received from each sensor. But, the engine
running condition is not complete, providing only emergency help (by fail-safe circuit). In this case, it is nec-
essary to bring the motorcycle to the workshop for complete repair.
When two ignition signals or two injector signals are not received by ECM, the fail-safe circuit can not work
and ignition or injection is stopped.