Yamaha XT660R 2004 Service Manual page 360

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
Fault code No. 30
Used diagnostic code No. 08 (lean angle cut-off switch)
Order Item/components
1 The motorcycle has overturned.
2 Lean angle cut-off switch installa-
tion
3 Coupler connections
Lean angle cut-off switch coupler
ECU coupler
4 Defective lean angle cut-off switch
Fault code No. 33
Used diagnostic code No. 30 (ignition coil)
Order Item/components
1 Coupler and connector connections
Ignition coil primary connector
(Orange)
ECU coupler
2 Open or short circuit in the wire har-
ness
3 Defective ignition coil
Fault code No. 41
Used diagnostic code No. 08 (lean angle cut-off switch)
Order Item/components
1 Coupler connections
Lean angle cut-off switch coupler
ECU coupler
2 Open or short circuit in the wire har-
ness
3 Defective lean angle cut-off switch
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FUEL INJECTION SYSTEM
Symptom The motorcycle has overturned.
Check or maintenance job
Raise the motorcycle upright.
Check the switch for looseness or pinching.
Check the coupler for any pins that may have
pulled out.
Check that the couplers are securely locked.
If necessary, repair the coupler or securely con-
nect it.
Execute the diagnostic mode. (Code No. 08)
Replace the switch if it is defective.
Refer to "IGNITION SYSTEM" in chapter 8.
Symptom Malfunction detected in the primary lead of the ignition coil.
Check or maintenance job
Check the coupler and connector for any pins
that may have pulled out.
Check the connector and coupler are securely
locked.
If necessary, repair the coupler or securely con-
nect it.
Repair or replace if there is an open or short cir-
cuit between the wire harnesses.
Orange - Orange
Execute the diagnostic mode. (Code No. 30)
Test the primary and secondary coils for continu-
ity.
Replace the coil if it is defective.
Refer to "IGNITION SYSTEM" in chapter 8.
Symptom Open or short circuit is detected in the lean angle cut-off switch.
Check or maintenance job
Check the couplers for any pins that may have
pulled out.
Check that the couplers are securely locked.
If necessary, repair the coupler or securely con-
nect it.
Repair or replace if there is an open or short cir-
cuit between the wire harnesses.
Black/Blue - Black/Blue
Yellow/Green - Yellow/Green
Blue - Blue
Execute the diagnostic mode. (Code No. 08)
Replace the switch if it is defective.
Refer to "Fault code No. 30".
7 - 17
FI
Restore method
Reinstated by set-
ting the main switch
to "ON" (the engine
cannot be started
unless the main
switch is first set to
"OFF").
Restore method
Reinstated by start-
ing the engine and
operating it at idle.
Restore method
Reinstated immedi-
ately when it
becomes normal.