Subaru IMPREZA GD 2007 Series Manual page 2317

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Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DZ:DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH
1. OUTLINE OF DIAGNOSIS
Judge as NG when the electronic throttle control power is supplied even when ECM sets the electronic throt-
tle control relay to OFF.
2. COMPONENT DESCRIPTION
(1)
(1) Engine control module (ECM)
(2) Voltage detection circuit
3. ENABLE CONDITION
Secondary Parameters
Electronic throttle control relay output
Battery voltage
4. GENERAL DRIVING CYCLE
• When ignition switch ON → OFF
• Ignition switch OFF → ON (Only after clearing memory)
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
Judgment Value
Malfunction Criteria
Motor power voltage
Time Needed for Diagnosis:
• 600 milliseconds (For NG)
• 400 milliseconds (For OK)
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
(2)
(3)
(3) Drive circuit
(4) Electronic throttle control relay
Enable Conditions
OFF
≥ 6 V
Threshold Value
≤ 5 V
GD(STI)-250
12V 12V
(4)
(5)
(5) Motor
EN-01868