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SELF-DIAGNOSTIC PROCEDURES
• Don't disconnect couplers from ECM, battery cable from bat-
tery, ECM ground wire harness from engine or main fuse
before confirming malfunction code (self-diagnostic trouble
code) stored in memory. Such disconnection will erase mem-
orized information in ECM memory.
• Malfunction code stored in ECM memory can be checked by
the special tool.
• Before checking malfunction code, read SELF-DIAGNOSIS
FUNCTION "USER MODE and DEALER MODE"
(L7'4-15,
16) carefully to have good understanding as to what functions
are available and how to use it.
• Be sure to read "PRECAUTIONS for Electrical Circuit Ser-
vice"
(L7'4-2)
before inspection and observe what is written
there.
• Remove the rear seat (seat tail cover).
• Connect the special tool to the dealer mode coupler
® at the
wiring harness, and start the engine or crank the engine for
more than 4 seconds.
• Turn the special tool's switch ON and check the malfunction
code to determine the malfunction part.
!TUh
09930-82720: Mode select switch
SELF-DIAGNOSIS RESET PROCEDURE
• After repairing the trouble, turn OFF the ignition switch and
turn ON again.
• If the malfunction code indicates
(COO),
the malfunction is
cleared.
• Disconnect the special tool from the dealer mode coupler.
FI
SYSTEM
DIAGNOSIS
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