Yamaha YZFR1W 2007 Service Manual page 364

Fault code No. 11
Diagnostic code No.
Orde Item/components and probable
r cause
1 Installed condition of cylinder identifi-
cation sensor.
2 Connections
• Cylinder identification sensor cou-
pler
• Main wire harness ECU coupler
3 Open or short circuit in wire harness.
4 Defective cylinder identification sen-
sor.
No normal signals are received from the cylinder identifi-
Symptom cation sensor when the engine is started or while the
vehicle is being driven.
— —
Check or maintenance job
Check for looseness or pinching. Cranking the
• Check the couplers for any pins
• Check the locking condition of
• If there is a malfunction, repair it
• Repair or replace if there is an
• Between the cylinder identifica-
• Replace if defective.
8-45
FUEL INJECTION SYSTEM
that may be pulled out.
the couplers.
and connect the coupler
securely.
open or short circuit.
tion sensor coupler and ECU
coupler.
(Blue–Blue)
(White/Black–White/Black)
(Black/Blue–Black/Blue)
Refer to "CHECKING THE
CYLINDER IDENTIFICATION
SENSOR" on page 8-99.
Reinstatement
method
engine.