Suzuki GSX-R 1000 Service Manual: Fail-safe function table
Fi system is provided with fail-safe function to allow the engine to start and the motorcycle to run in a minimum performance necessary even under malfunction condition.
The engine can start and can run even if the signal in the table 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 necessary 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.
DTC table
In the lcd (display) panel, the malfunction code is indicated from small code
to large code.
*1 To get the proper signal from the throttle position sensor, the sensor basic
position is ...
Fi system troubleshooting
Customer complaint analysis
Record details of the problem (failure, complaint) and how it occurred as
described by the customer. For this purpose,
use of such an inspection form such as following ...
Other materials:
Dtc “c36” (p1764), “c37” (p1765), “c38” (p1766) or “c39” (p1767): secondary
fuel injector circuit
malfunction
Detected condition and possible cause
Detected condition
Possible cause
Some failure exists in the fuel injector signal in a high
load, high revolution condition.
Injector circuit open or short.
Injector malfunction.
Ecm malfunction.
...
Tp sensor removal and installation
Refer to “throttle body disassembly and assembly” in section 1d .
Removal
Remove the throttle body. Refer to “throttle body
removal and installation” in section 1d (page 1d-
10).
Remove the tp sensor (1) with the special tool.
Special tool
: 09930–11950 (torx wrench (5 mm))
...
Tp reset
When replacing the throttle body assembly or tp sensor
with a new one or reinstalling the tp sensor, reset the
tp learned value in the following procedures:
Note
keep the throttle valves fully closed while
resetting the tp learned value.
Turn the ignition switch on.
...