Yamaha YZF-R1S, Service Manual

Page: 358 / 457

7-14
FUEL INJECTION SYSTEM
FI
Diagnostic
code
Item Description of action
Data displayed on meter
(reference value)
52
Headlight relay 1 After the engine stop switch has been turned from OFF to
ON, it actuates the headlight relay five times every
5 seconds and illuminates the engine trouble warning light.
(ON 2 seconds, OFF 3 seconds)
* If the engine stop switch is ON, turn it OFF once, and then
turn it back ON.
Check the headlight relay
operating sound 5 times with the
engine stop switch ON.
(At that time, the headlight turns
ON.)
53
EXUP servo motor After the engine stop switch has been turned from OFF to
ON, it actuates the servo motor turns to open side and to
close side.
* If the engine stop switch is ON, turn it OFF once, and then
turn it back ON.
Turn on the engine trouble
warning light while servo motor
is operated. (Operating angle is
displayed on the LCD meter)
56
Sub-throttle servo
motor After the engine stop switch has been turned from OFF to
ON, it actuates the servo motor turns to open side and to
close side.
* If the engine stop switch is ON, turn it OFF once, and then
turn it back on.
Turn on the engine trouble warn-
ing light while servo motor is op-
erated (Operating angle is dis-
played on the LCD meter).
60
EEPROM fault code
display
S
Transmits the abnormal portion of the data in the E2PROM
that has been detected as a self-diagnostic fault code 44.
S
If multiple malfunctions have been detected, different
codes are displayed at 2-second intervals, and this
process is repeated.
(01
X
04) Displays the cylinder
number.
(00) Displays when there is no
malfunction.
61
Malfunction history
code display
S
Displays the codes of the history of the self-diagnosis
malfunctions (i.e., a code of a malfunction that occurred
once and which has been corrected).
S
If multiple malfunctions have been detected, different
codes are displayed at 2-second intervals, and this
process is repeated.
11
X
50
(00) Displays when there is no
malfunction.
62
Malfunction history
code erasure
S
Displays the total number of codes that are being detected
through self diagnosis and the fault codes in the past
history.
S
Erases only the history codes when the engine stop switch
is turned from OFF to ON. If the engine stop switch is ON,
turn it OFF once, and then turn it back ON.
00
X
25
(00) Displays when there is no
malfunction.
70 Control number
S
Displays the program control number. 00
X
255