Yamaha FZ8NA Service Manual page 474
Hide thumbs
Also See for FZ8NA:
- Owner's manual (108 pages) ,
- Owner's manual (108 pages) ,
- Owner's manual (108 pages)
Table of Contents
Advertisement
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Actuation
Procedure
Item/components and
probable cause
6
Ignition coil malfunction
(Check the continuity of pri-
mary coil.)
7
ECU malfunction
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Actuation
Procedure
Item/components and
probable cause
1
Connection of ignition coil
coupler
Check the connection of the
coupler is secure.
Remove the coupler, and
check each pin (for bending,
wear, or locking).
34
Cylinder-#2 ignition coil: open or short circuit detected in the pri-
mary lead of the cylinder-#2 ignition coil.
Able to start engine (depending on the number of faulty cylinders)
Able to drive vehicle (depending on the number of faulty cylinders)
d:31
Actuates the cylinder-#2 ignition coil five times at one-second inter-
vals.
Illuminates the engine trouble warning light.
Check that a spark is generated five times.
• Connect an ignition checker.
Check or maintenance job
Ignition coil inspection
method
Refer to "CHECKING THE
IGNITION COILS" on page 8-
192.
Check in the diagnostic mode
(Code No. d31).
If not ignited, replace the
defective ECU.
35
Cylinder-#3 ignition coil: open or short circuit detected in the pri-
mary lead of the cylinder-#3 ignition coil.
Able to start engine (depending on the number of faulty cylinders)
Able to drive vehicle (depending on the number of faulty cylinders)
d:32
Actuates the cylinder-#3 ignition coil five times at one-second inter-
vals.
Illuminates the engine trouble warning light.
Check that a spark is generated five times.
• Connect an ignition checker.
Check or maintenance job
Poor connection → Connect it
securely or replace the wire
harness.
FUEL INJECTION SYSTEM
8-79
Sensor inspection proce-
dure
Start and idle the engine for
approximately 5 seconds.
Then, check the fault code
indication.
No fault code indicated. →
Recovered.
Fault code indicated. →
Check the next step.
Sensor inspection proce-
dure
Start and idle the engine for
approximately 5 seconds.
Then, check the fault code
indication.
No fault code indicated. →
Recovered.
Fault code indicated. →
Check the next step.
Advertisement
Table of Contents
Troubleshooting
