Yamaha YZF-R6(V) 2006 Service Manual page 391

Fault code No. 59
Diagnostic code No.
Order Item/components and probable
cause
1 Installed state of throttle position sen-
sor (for throttle cable pulley).
2 Connections
• Throttle position sensor (for throttle
cable pulley) coupler
• Main wire harness ECU coupler
3 Open or short circuit in wire harness.
4 Defective throttle position sensor (for
throttle cable pulley).
Symptom Throttle position sensor (for throttle cable pulley): open or
short circuit detected.
Throttle position sensor (for throttle cable pulley): coupler
connection is loose.
14 Throttle position sensor (for throttle cable pulley) signal 1
15 Throttle position sensor (for throttle cable pulley) signal 2
FUEL INJECTION SYSTEM
Check or maintenance job
• Check for looseness or pinch-
ing.
• Check that the sensor is in-
stalled in the specified position.
• Check the couplers for any pins
that may be pulled out.
• Check the locking condition of
the couplers.
• If there is a malfunction, repair it
and connect the coupler se-
curely.
• Repair or replace if there is an
open or short circuit.
• Between throttle position sen-
sor (for throttle cable pulley)
coupler and ECU coupler.
(black/blue–black/blue)
(white–white)
(white/red–white/red)
(blue–blue)
• Execute the diagnostic mode.
(Code Nos. 14, 15)
• Replace if defective.
Refer to "CHECKING THE
THROTTLE POSITION SEN-
SOR (FOR THROTTLE CA-
BLE PULLEY)" on page 8-107.
8-68
Reinstatement
method
Turning the
main switch to
"ON".