Yamaha YZFR1W 2007 Service Manual page 381

Fault code No. 60
Diagnostic code No.
Orde Item/components and probable
r cause
1 Installed state of accelerator position
sensor (for throttle valves).
2 Connections
• Throttle servo motor coupler
• Main wire harness ECU coupler
3 Open or short circuit in wire harness.
4 Defective throttle servo motor.
5 Malfunction in ECU.
Fault code No. Er-1 Symptom No signals are received from the ECU.
Diagnostic code No.
Orde Item/components and probable
r cause
1 Connections
• Main wire harness ECU coupler
• Main wire harness meter assembly
coupler
2 Open or short circuit in wire harness.
3 Malfunction in meter assembly.
4 Malfunction in ECU.
Throttle servo motor: open or short circuit detected.
Symptom Defective throttle servo motor.
Malfunction in ECU (servo motor driving system).
01 Throttle position sensor (for throttle valves) signal 1
13 Throttle position sensor (for throttle valves) signal 2
Check or maintenance job
• Check for looseness or pinch-
• Check that the sensor is
• 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 throttle servo motor
• Execute the diagnostic mode.
• Replace the throttle body
Replace the ECU.
— —
Check or maintenance job
• 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 meter assembly cou-
Replace the meter assembly.
Replace the ECU.
8-62
FUEL INJECTION SYSTEM
ing.
installed in the specified posi-
tion.
that may be pulled out.
the couplers.
and connect the coupler
securely.
open or short circuit.
coupler and ECU coupler.
(Yellow/Red–Yellow/Red)
(Light green/Red–Light green/
Red)
(Code Nos. 01, 13)
assembly if defective.
that may be pulled out.
the coupler.
and connect the coupler
securely.
open or short circuit.
pler and ECU coupler.
(Yellow/Blue–Yellow/Blue)
Reinstatement
method
Turning the
main switch to
"ON".
Reinstatement
method
Turning the
main switch to
"ON".