Yamaha 2004 FZ6-SS Service Manual - page 347
7-11
FUEL INJECTION SYSTEM
FI
NOTE:
EAS00907
Diagnostic mode table
Switch the meter display from the regular mode to the diagnostic mode. To switch the display, refer to
“DIAGNOSTIC MODE”.
SCheck the intake air temperature and coolant temperature as close as possible to the intake air tem-
perature sensor and the coolant temperature sensor respectively.
SIf it is not possible to check the intake air temperature, use the ambient temperature as reference.
Diagnostic
code
Item
Description of action
Data displayed on meter
(reference value)
01
Throttle angle
Displays the throttle angle.
S Check with throttle fully closed.
S Check with throttle fully open.
0
X 125 degrees
S Fully closed position (15 X 17)
S Fully open position (97 X 100)
03
Intake air pressure
Displays the intake air pressure.
Engine stop switch is on.
* Generate the pressure difference by cranking the engine
with the starter, without actually starting the engine.
S Not cranking-atmospheric
pressure
S Cranking-intake air pressure It
changes at the value whitch is
smaller than in the atomo-
spheric pressure.
05
Intake air
temperature
Displays the intake air temperature.
* Check the temperature in the air cleaner case.
Compare it to the value
displayed on the meter.
06
Coolant temperature
Displays the coolant temperature.
* Check the temperature of the coolant.
Compare it to the value
displayed on the meter.
07
Vehicle speed pulse
Displays the accumulation of the vehicle pulses that are
generated when the tire is spun.
(0
X 999; resets to 0 after 999)
OK if the numbers appear on
the meter.
08
Lean angle cut-off
switch
Displays the lean angle cut-off switch values.
Upright: 0.4
X 1.4 V
Overturned: 3.7
X 4.4 V
09
Fuel system voltage
(battery voltage)
Displays the fuel system voltage (battery voltage).
Engine stop switch is on.
0
X 18.7 V
Normally, approximately 12.0 V
20
Sidestand switch
Displays that the switch is ON or OFF. (When the gear is in a
position other than neutral.)
Stand retracted: ON
Stand extended: OFF
21
Neutral switch
Displays that the switch is ON or OFF.
Neutral: ON
In gear: OFF
30
Ignition coil #1, #4
After 1 second has elapsed from the time the engine stop
switch has been turned from OFF to ON, it actuates ignition
coil #1 and #4 for five times every second and illuminates
the engine trouble warning light.
* Connect an ignition checker.
* If the engine stop switch is ON, turn it OFF once, and then
turn it back ON.
Check that spark is generated,
5 times with the engine stop
switch ON.
31
Ignition coils #2, #3
After 1 second has elapsed from the time the engine stop
switch has been turned from OFF to ON, it actuates ignition
coil #2 and #3 for five times every second and illuminates
the engine trouble warning light.
* Connect an ignition checker.
* If the engine stop switch is ON, turn it OFF once, and then
turn it back ON.
Check that spark is generated,
5 times with the engine stop
switch ON.
36
Injector #1, #4
After 1 second has elapsed from the time the engine stop
switch has been turned from OFF to ON, it actuates the
injector #1 and #4 five times every second and illuminates
the engine trouble warning light.
* If the engine stop switch is ON, turn it OFF once, and then
turn it back ON.
Check the operating sound of
the injector five times with
engine stop switch ON.
37
Injector #2, #3
After 1 second has elapsed from the time the engine stop
switch has been turned from OFF to ON, it actuates the
injector #2 and #3 five times every second and illuminates
the engine trouble warning light.
* If the engine stop switch is ON, turn it OFF once, and then
turn it back ON.
Check the operating sound of
the injector five times with
engine stop switch ON.