DTC P0605 INTERNAL CONTROL MODULE READ ONLY MEMORY (ROM) ERROR
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DTC P0605 INTERNAL CONTROL MODULE READ ONLY
MEMORY (ROM) ERROR
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Judge NG when SUM value of ROM is out of
the standard value.
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Secondary
Parameters
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Enable
Conditions
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Ignition
switch
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ON
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Always perform the diagnosis continuously.
Abnormality Judgment
Judge NG when the continuous time of completing
the malfunction criteria below becomes more than 0.5 seconds.
Judgment
Value
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Malfunction
Criteria
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Threshold
Value
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SUM value
of ROM
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Standard
value
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Time Needed for Diagnosis:
To
be determined
Malfunction Indicator
Light Illumination:
Illuminates as soon as malfunction occurs.
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•
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When the OK idling cycle was completed 40 times
in a row
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•
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When “Clear Memory” was
performed (Only at engine stop)
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MALFUNCTION
INDICATOR LIGHT CLEAR CONDITION
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When the OK driving cycle was completed 3 times
in a row
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•
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When “Clear Memory” was
performed
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Stop the current to electric control throttle
motor. (Fix the throttle opening angle to 6°.)
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ECM OPERATION
AT DTC SETTING
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Memorize the freeze frame data. (For test mode $02)
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•
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Memorize the diagnosis value and malfunction
criteria value. (For test mode $06)
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