FI SYSTEM DIAGNOSIS 4-17
DEALER MODE
The defective function is memorized in the computer. Use the special tool’s coupler to connect to the mode
selection switch. The memorized malfunction code is displayed on LCD (DISPLAY) panel. Malfunction
means that the ECM does not receive signal from the devices. These affected devices are indicated in the
code form.
09930-82720: Mode selection switch
NOTE:
Before checking the malfunction code, do not disconnect the ECM lead wire coupler.
If the coupler from the ECM is disconnected, the malfunction code memory is erased and the malfunction
code can not be checked.
MALFUNCTION
LCD (DISPLAY)
INDICATION
FI INDICATOR LIGHT
INDICATION
INDICATION MODE
“NO”
C00
FI indicator light turns
OFF.
----
“YES”
C**code is indicated from
small numeral to large
one.
For each 2 sec., code is
indicated.