Yamaha YZF-R6RC Automobile User Manual


 
7-12
FUEL INJECTION SYSTEM
FI
Cylinder identification sensor
output voltage
When sensor is on
4.8 V or more
When sensor is off
0.8 V or less
Tester positive probe ! white
Tester negative probe ! black/blue
1
2
EAS00908
TROUBLESHOOTING DETAILS
This section describes the countermeasures per fault code number displayed on the meter. Check and
service the items or components that are the probable cause of the malfunction following the order in
the “TROUBLESHOOTING CHART”.
After the check and service of the malfunctioned part has been completed, reset the meter display ac-
cording to the “Reinstatement method”.
Fault code No.:
Fault code number displayed on the meter when the engine failed to work normally. (Refer to the
“Fault code table”.)
Diagnostic code No.:
Diagnostic code number to be used when the diagnostic mode is operated. (Refer to “DIAGNOSTIC
MODE”.)
Fault code No. 11 Symptom No normal signals are received from the cylinder identification sensor when the
engine is started or while the motorcycle travels.
Used diagnostic code No. – –
Inspection operation item Operation item and countermeasure Reinstatement
method
Installed condition of sensor Check the installed area for looseness or
pinching.
Reinstated by
starting the engine
Defective cylinder identification sensor. Replace if defective.
1. Connect the pocket tester (DC 20 V) to the
cylinder identification sensor coupler terminal
as shown.
2. Turn the main switch to “ON”.
3. Measure the cylinder identification sensor out-
put voltage.
4. Is the cylinder identification sensor OK?
and operating it at
idle.
Open or short circuit in wiring harness and/or
sub lead.
Repair or replace if there is an open or short circuit.
Between sensor coupler and ECU coupler
Blue – Blue
White/Black – White/Black
Black/Blue – Black/Blue
Reinstated by
starting the engine
and operating it at
idle.
Connected condition of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
If there is a malfunction, repair it and connect it
securely.
Cylinder identification sensor coupler
Main wiring harness ECU coupler
Sub-wire harness coupler