DTC P1712 ENGINE TORQUE CONTROL SIGNAL #2 CIRCUIT MALFUNCTION
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DTC P1712 ENGINE TORQUE CONTROL SIGNAL #2
CIRCUIT MALFUNCTION
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Judge NG when detecting the difference 250
times in a row by comparing the CPU output with signal line output
every 10 milliseconds.
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Secondary
Parameters
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Enable
Conditions
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None
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Always perform the diagnosis.
Judgment
Value
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Malfunction
Criteria
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Threshold
Value
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Vc
at “ON” signal from ECM
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High
level
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Vc at “OFF” signal
from ECM
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Low level
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Time Needed for Diagnosis:
2.5
seconds
Malfunction Indicator
Light Illumination:
Illuminates when malfunction occurs in
2 continuous driving cycles.
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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
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MALFUNCTION
INDICATOR LIGHT CLEAR CONDITION
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•
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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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None
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ECM OPERATION
AT DTC SETTING
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Memorize the freeze frame data. (For test
mode $02)
