Yamaha MTN850-A 2017 Service Manual page 548

SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
Diagnostic
code No.
20 Sidestand switch
• Stand retracted
• Stand extended
21 gear position switch and
clutch switch
• Transmission is in neutral
• Transmission is in gear or
the clutch lever released
• Clutch lever is squeezed
with the transmission in
gear and when the sides-
tand is retracted
• Clutch lever is squeezed
with the transmission in
gear and when the sides-
tand is extended
60 EEPROM fault code display
• No history
• History exists
Display the EEPROM writ-
ing error for fault code No.
P062F.
If more than one item is
defective, the displays
alternates every two sec-
onds to show all the
detected numbers.
67 ISC (idle speed control)
learning condition display
ISC (idle speed control)
learning data erasure
70 Control number
Item
ON
OFF
ON
OFF
ON
OFF
00
• No malfunctions detected
(If the self-diagnosis fault
code P062F is indicated,
the ECU is defective.)
01–03 (Cylinder adjustment
value)
• (If more than one cylinder is
defective, the display alter-
nates every two seconds to
show all the detected cylin-
der numbers.
When all cylinder numbers
are shown, the display
repeats the same process.)
11 (Data error for ISC (idle
speed control) learning val-
ues)
12 (O
value)
13 (OBD memory value)
00
ISC (idle speed control)
learning data has been
erased.
01
It is not necessary to erase
the ISC (idle speed control)
learning data.
02
It is necessary to erase the
ISC (idle speed control)
learning data.
0–254 [-]
9-15
Tool display
feedback learning
2
Procedure
Extend and retract the sides-
tand (with the transmission in
gear).
Operate the transmission,
clutch lever, and sidestand.
—
To erase the ISC (idle speed
control) learning data, set the
start/engine stop switch from
" " to " " 3 times in 5 sec-
onds.
—