Yamaha YZF-R1S Service Manual - page 372
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FUEL INJECTION SYSTEM
FI
Fault code No.
36
Symptom
Malfunction detected in the primary lead of the ignition coil (#4).
Used diagnostic code No. 33 (ignition coil #4)
Order
Inspection operation item and probable
cause
Operation item and countermeasure
Reinstatement
method
1
Connected state 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.
Ignition coil primary side coupler – Gray / Green
Main wiring harness ECU coupler
Reinstated by
starting the en-
gine and oper-
ating it at idle.
2
Open or short circuit in lead wire.
Repair or replace if there is an open or short
circuit.
Between ignition coil coupler (#4) and ECU
coupler / main harness
Gray / Green – Gray / Green
Red / Black – Red / Black
3
Defective ignition coil (test the primary
and secondary coils for continuity).
Execute the diagnostic mode (Code No.33).
Replace if defective.
Refer to “IGNITION SYSTEM” in chapter 8.
Fault code No.
41
Symptom
Open or short circuit detected in the lean angle cut-off switch.
Used diagnostic code No. 08 (lean angle cut-off switch)
Order
Inspection operation item and probable
cause
Operation item and countermeasure
Reinstatement
method
1
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.
Lean angle cut-off switch coupler
Main wiring harness ECU coupler
Reinstated by
turning the
main switch
ON.
2
Open or short circuit in wiring harness.
Repair or replace if there is an open or short
circuit.
Between switch coupler and ECU coupler
Black / Blue – Black / Blue
Yellow / Green – Yellow / Green
Blue – Blue
3
Defective lean angle cut-off switch
Execute the diagnostic mode (Code No.08).
Replace if defective.
Refer to Fault code No. 30.