Trouble symptom
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Inspection procedure number
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Reference page
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Cannot communicate with KOS-ECU using the M.U.T.-III.
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1
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The keyless operation key cannot be registered using the M.U.T.-III.
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2
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Abnormality in KOS-ECU power supply and earth circuits.
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3
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Keyless operation warning display does not disappear.
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4
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No door will be locked or unlocked by operating a lock/unlock
switch on any door.
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5
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Driver’s door lock/unlock switch does not work.
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6
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Front passenger’s door lock/unlock switch does
not work.
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7
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The lock switch and open switch of the tailgate lock release handle
do not work.
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8
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The lock switch of the tailgate lock release handle does not perform
the locking operation.
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9
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The open switch of the tailgate lock release handle does not perform
the unlocking operation.
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10
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Keyless entry function does not work.
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11
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KOS timer lock function does not work.
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12
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Keyless entry hazard answerback function or the room lamp answerback
function does not work normally.
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13
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Multimode keyless entry function does not work at all.
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14
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Outer buzzer does not sound.
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15
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Power door locks with selective unlocking does not work.
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16
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