Yamaha FZ09E Service Manual page 394

FUEL INJECTION SYSTEM
Fault code No.
34
Item
Cyl inder-#2 ignition coil: open or short ci rcuit detected in the
primary lead of the cyllnder-#2 Ignition coll.
4
Installed condition of cylin- Improperly installed ignition Start the engine and let it idle
der-#2 ignition coil. coil -) Reinstall or replace for approximately 5 seconds.
Check for looseness or the ignition coil. Fault code number is not dis-
pinching.
played -) Service is finished.
Fault code number is dis-
played -) Go to item 5.
5
Defective cylinder-#2 ignition Measure the primary coil Start the engine and let it idle
coil. resistance of the cylinder-#2 for approximately 5 seconds.
ignition coil.
Fault code number is not dis-
Replace if out of specifica- played -) Service is finished.
lion. Fault code number is dis-
Refer to "CHECKING THE
played -) Go to item 6.
IGNITION COILS" on page
8-100.
6
Malfunction in ECU. Execute the diagnostic
mode. (Code No. 31)
No spark -) Replace the
ECU.
Refer to " REPLACING THE
ECU (engine control unit)" on
page 8-93.
Fault code No. 35
Item
Cyl inder-#3 ignition coil : open or short ci rcuit detected in the
primary lead of the cyllnder-#3 Ignition coll .
Fail-safe system Able to start engine (depending on the number of faulty cylinders)
Able to drive vehicle (depending on the number of faulty cylinders)
Diagnostic code No. 32
Actuation Actuates the cylinder-#3 ignition coil five times at one-second
intervals.
Illuminates the engine trouble warning light.
Procedure Check that a spark is generated five times.
• Connect an ignition checker.
Item Probable cause of Maintenance job Confirmation of service
malfunction and check completion
1 Connection of cylinder-#3 Improperly connected -) Start the engine and let it idle
ignition coil coupler. Connect the coupler securely for approximately 5 seconds.
Check the locking condition or replace the wire harness.
Fault code number is not dis-
of the coupler. played -) Service is finished.
Disconnect the coupler and Fault code number is dis-
check the pins (bent or bro- played -) Go to item 2.
ken terminals and locking
condition of the pins).
8-59