DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH
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DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR
CIRCUIT HIGH
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Judge NG when the electronic control throttle
power is not supplied even when ECM sets the electric control throttle
relay to OFF.
(1)
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Engine
control module (ECM)
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(3)
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Drive circuit
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(5)
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Motor
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(2)
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Voltage
detection circuit
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(4)
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Electronic
control throttle relay
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Secondary
Parameters
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Enable
Conditions
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Electronic
control throttle relay output
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OFF
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•
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Ignition switch ON → OFF
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•
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Ignition switch OFF → ON (After
clear memory only)
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Judge OK and clear the NG when the malfunction
criteria below are completed.
Judgment
Value
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Malfunction
Criteria
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Threshold
Value
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Motor power
voltage
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≤ 5
V
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Time Needed for Diagnosis:
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•
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600 milliseconds (For NG)
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•
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400 milliseconds (For OK)
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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 engine stop)
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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 (Only engine stop)
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Stop the continuity to the electronic 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)
