Yamaha YZF-R1P Service Manual page 363

Fault code No. 33
Used diagnostic code No. 30 (ignition coil #1)
Inspection operation item and probable cause Operation item and countermeasure
Defective ignition coil (test the primary and
secondary coils for continuity).
Open or short circuit in lead.
Connected condition of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
Fault code No. 34
Used diagnostic code No. 31 (ignition coil #2)
Inspection operation item and probable cause Operation item and countermeasure
Defective ignition coil (test the primary and
secondary coils for continuity).
Open or short circuit in lead wire.
Connected condition of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
Fault code No. 35
Used diagnostic code No. 32 (ignition coil #3)
Inspection operation item and probable cause Operation item and countermeasure
Defective ignition coil (test the primary and
secondary coils for continuity).
Open or short circuit in lead wire.
Connected condition of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
FUEL INJECTION SYSTEM
Symptom Malfunction detected in the primary lead of the ignition coil (#1).
Replace if defective.
Refer to "IGNITION SYSTEM" in chapter 8.
Repair or replace if there is an open or short
circuit.
Between ignition coil coupler (#1) and ECU
coupler/main harness
Orange - Orange
Red/Black - Red/Black
If there is a malfunction, repair it and connect it
securely.
Ignition coil primary side coupler - Orange
Main wiring harness ECU coupler
Symptom Malfunction detected in the primary lead of the ignition coil (#2).
Replace if defective.
Refer to "IGNITION SYSTEM" in chapter 8.
Repair or replace if there is an open or short
circuit.
Between ignition coil coupler (#2) and ECU
coupler/main harness
Gray/Red - Gray/Red
Red/Black - Red/Black
If there is a malfunction, repair it and connect it
securely.
Ignition coil primary side coupler - Gray/Red
Main wiring harness ECU coupler
Symptom Malfunction detected in the primary lead of the ignition coil (#3).
Replace if defective.
Refer to "IGNITION SYSTEM" in chapter 8.
Repair or replace if there is an open or short
circuit.
Between ignition coil coupler (#3) and ECU
coupler/main harness
Orange/Green - Orange/Green
Red/Black - Red/Black
If there is a malfunction, repair it and connect it
securely.
Ignition coil primary side coupler - Orange/
Green
Main wiring harness ECU coupler
7 - 22
FI
Reinstatement
method
Reinstated by
starting the engine
and operating it at
idle.
In case of multiple
cylinder open or
short circuit in lead,
make sure to turn
ON and OFF the
main switch after
each time of crank-
ing.
Reinstatement
method
Reinstated by
starting the engine
and operating it at
idle.
In case of multiple
cylinder open or
short circuit in lead,
make sure to turn
ON and OFF the
main switch after
each time of crank-
ing.
Reinstatement
method
Reinstated by
starting the engine
and operating it at
idle.
In case of multiple
cylinder open or
short circuit in lead,
make sure to turn
ON and OFF the
main switch after
each time of crank-
ing.