Yamaha YZF-R1S, Руководство по обслуживанию

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7-22
FUEL INJECTION SYSTEM
FI
Fault code No. 19 Symptom Open circuit in the input line of ECU No.15 terminal is detected.
Used diagnostic code No. 20 (sidestand switch)
Order Inspection operation item and probable
cause Operation item and countermeasure Reinstatement
method
1 Connected condition of connector
Main wiring harness ECU coupler
(No.15 pin)
<pin location> Execute the diagnostic mode (Code No.20).
Check 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 connected it
securely.
If the
transmission is
in gear, it is
reinstated by
retracting the
sidestand.
If the
2 Open or short circuit in wiring harness
and / or sub lead. Repair or replace if there is an open or short
circuit.
Between sidestand switch coupler and ECU
coupler
Blue / Black – Black
transmission is
in neutral, it is
reinstated by
reconnecting
the wiring.
3 The malfunction of the sidestand switch. Replace if defective.
Refer to “CHECKING THE SWITCHES” in
chapter 8.
Fault code No. 20 Symptom Defective values are detected due to the internal malfunction of the intake air
pressure sensor or the atmospheric pressure sensor.
Used diagnostic code No. 02 (atmospheric pressure sensor)
!
1
03 (intake air pressure sensor)
!
2
Order Inspection operation item and probable
cause Operation item and countermeasure Reinstatement
method
1 Defective atmospheric pressure sensor Execute the diagnostic mode (Code No.02).
Replace if defective.
Refer to “Fault code No.23”. Reinstated by
turning the
main switch
2 Defective intake air pressure sensor Execute the diagnostic mode (Code No.03).
Replace if defective.
Refer to “Fault code No.13”.
ON.