Yamaha YZF-R1 2007 Service Manual page 383

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
Fault code No. 36
Diagnostic code No.
Orde Item/components and probable
r cause
1 Connections
• Cylinder-#4 ignition coil coupler
• Main wire harness ECU coupler
• Sub-wire harness 1 coupler
2 Open or short circuit in wire harness
and/or sub-wire harness 1.
3 Defective cylinder-#4 ignition coil.
email: info@motomatrix.co.uk
Open circuit detected in the primary lead of the cylinder-
Symptom
#4 ignition coil.
33 Cylinder-#4 ignition coil
8-56
FUEL INJECTION SYSTEM
Check or maintenance job
• Check the couplers for any pins
that may have pulled out.
• Check the locking condition of
the couplers.
• If there is a malfunction, repair it
and connect the coupler
securely.
• Repair or replace if there is an
open or short circuit.
• Between cylinder-#4 ignition
coil coupler and ECU coupler/
main wire harness.
(Red/Black–Red/Black)
(Gray/Green–Gray/Green)
• Execute the diagnostic mode.
(Code No.33)
• Test the primary and secondary
coils for continuity.
• Replace if defective.
Refer to "CHECKING THE
IGNITION COILS" on page 8-
95.
Reinstatement
method
Cranking the
engine.
(Connect the
cylinder-#4 igni-
tion coil cou-
pler.)