2004 YAMAHA YZF-R1SC lock

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Page 371 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-27
FUEL INJECTION SYSTEMFIFUEL INJECTION SYSTEMFI
Fault code No.33SymptomMalfunction detected in the primary lead of the ignition coil (#1).
Used diagnostic code No. 30 (ignition coil #1)
OrderInspe

Page 372 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-28
FUEL INJECTION SYSTEMFI
Fault code No.36SymptomMalfunction detected in the primary lead of the ignition coil (#4).
Used diagnostic code No. 33 (ignition coil #4)
OrderInspection operation item an

Page 373 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-29
FUEL INJECTION SYSTEMFI
Speed sensor output voltage
When sensor is on
DC 4.8 V or more
When sensor is off
DC 0.6 V or less Tester positive probe  white
Tester negative probe  black / blue
1
2
F

Page 374 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-30
FUEL INJECTION SYSTEMFI
Battery positive terminal  red / black 
Battery positive terminal  blue/ yellow1
2
Tester positive probe  red 
Tester negative probe  red / blue
3
4 When the leads are

Page 375 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-31
FUEL INJECTION SYSTEMFI
Fault code No.44SymptomError is detected while reading or writing on EEP-ROM
(CO adjustment value).
Used diagnostic No. 60 (EEP-ROM improper cylinder indication)
OrderInsp

Page 376 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-32
FUEL INJECTION SYSTEMFI
Fault code No.47SymptomSub-throttle position sensor – open or short circuit detected.
Used diagnostic code 56
OrderInspection operation item and probable
causeOperation

Page 377 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-33
FUEL INJECTION SYSTEMFI
To prevent damaging the sub-throttle ser-
vomotor, perform this test within a few se-
conds of connecting the battery. Positive battery terminal  yellow / red 
Negative b

Page 378 of 457

YAMAHA YZF-R1SC 2004  Service Manual 7-34
FUEL INJECTION SYSTEMFI
Fault code No.Er-1SymptomNo signal are received from the ECU.
Er-2SymptomNo signal are received from the ECU within the specified duration.
Er-3SymptomData from the ECU ca