Subaru Legacy IV (2008 year). Service manual — part 644
GD(H6DO)-196
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
5. DIAGNOSTIC METHOD
• Abnormality Judgement
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Time Needed for Diagnosis: 600 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
• Normality Judgement
Judge as OK and clear the NG if the continuous time while the following conditions are established is more
than the predetermined time.
Time Needed for Diagnosis: 400 ms
Judgement Value
Malfunction criteria
Threshold value
Motor power voltage
t 5 V
Judgement Value
Malfunction criteria
Threshold value
Motor power voltage
< 5 V
GD(H6DO)-197
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EM:DTC P2109 THROTTLE/PEDAL POSITION SENSOR “A” MINIMUM STOP
PERFORMANCE
1. OUTLINE OF DIAGNOSIS
Judge as NG when full close point learning cannot conducted or abnormal value is detected.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITION
4. GENERAL DRIVING CYCLE
Perform the diagnosis at full closed point learning.
(1)
Engine control module (ECM)
(3)
Motor
(4)
Throttle position sensor
(2)
Drive
circuit
Secondary Parameters
Enable Conditions
Ignition switch
ON
o OFF
Ignition switch (only after clear memory)
OFF
o ON
EN-01869
(1)
(2)
(3)
(4)
GD(H6DO)-198
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
5. DIAGNOSTIC METHOD
• Abnormality Judgement
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Time Needed for Diagnosis: 8 ms — 80 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
• Normality Judgement
Judge as OK and clear the NG if the continuous time while the following conditions are established is more
than the predetermined time.
Time Needed for Diagnosis: 8 ms
Judgement Value
Malfunction criteria
Threshold value
Throttle sensor opening angle at full
close point learning
< 10.127 °
or
> 19.872 °
or
Throttle opening angle when the ignition
switch is ON – Throttle minimum stop
position
< 1.683 °
Judgement Value
Malfunction criteria
Threshold value
Throttle sensor opening angle at full
close point learning
t 10.127 °
and
d 19.872 °
Throttle opening angle when the ignition
switch is ON – Throttle minimum stop
position
t 1.683 °
GD(H6DO)-199
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EN:DTC P2122 THROTTLE/PEDAL POSITION SENSOR/SWITCH “D” CIRCUIT
LOW INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of accelerator pedal position sensor 1.
Judge as NG if out of specification.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITION
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
(1)
Engine control module (ECM)
(3)
Accelerator pedal position sensor
2 signal
(4)
Accelerator pedal position sensor
(2)
Accelerator pedal position sensor
1 signal
Secondary Parameters
Enable Conditions
Ignition switch
ON
Battery voltage
t 6 V
EN-01861
(2)
(3)
(4)
(1)
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