140-3 SERIES
12-205
TROUBLESHOOTING
ERROR CODE DISPLAYS AND POINTS TO REMEMBER
WHEN TROUBLESHOOTING
ERROR CODE DISPLAYS AND POINTS TO REMEMBER WHEN
TROUBLESHOOTING
1. Error code displays
• The engine controller displays the appropri-
ate error code for the abnormality in display
window (1) of the controller using seven seg-
ments with two alphanumeric digits.
• When the starting switch is turned ON, the
display check displays [
88
], then displays [
E
]
to show the occurrence of an error and a 2-
digit code repeatedly.
If there are multiple service codes in memo-
ry, the display returns to the first display after
completing all the displays.
• To prevent mistakes when reading, the nu-
merals and letters are displayed as follows.
Numerals:
0 1 2 3 4 5 6 7 8 9
Alphabet:
A b C d E
• When re-enacting an abnormality or after
completion of repair of an abnormality, keep
the starting switch at the ON position and
connect the No. 4 pin circuit of connector (2)
CN4 to the ground.
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