Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 361
GD(H4DOTC)-196
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 200 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Judgment Value
Malfunction Criteria
Threshold Value
Monitoring IC operation
The result and expected value match.
GD(H4DOTC)-197
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DM:DTC P060B INTERNAL CONTROL MODULE A/D PROCESSING PERFOR-
MANCE
1. OUTLINE OF DIAGNOSIS
Judge as NG when any one of the followings is established.
(1) If the input amplifier circuit of throttle position sensor 1 is abnormal (quadruple amplification problem).
(2) If the A/D converter operation is abnormal (ADC malfunction).
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
(1)
Throttle position sensor
(6)
Accelerator pedal position sensor
2
(10) CPU
(2)
Throttle position sensor 1
(7)
I/F circuit
(11) Monitoring IC
(3)
Throttle position sensor 2
(8)
Amplifier circuit
(12) EEPROM
(4)
Accelerator pedal position sensor
(9)
Engine control module (ECM)
(13) Output IC
(5)
Accelerator pedal position sensor
1
Secondary Parameters
Enable Conditions
Ignition switch
ON
Battery voltage
≥ 6 V
EN-08016
(1)
(4)
(2)
(3)
(5)
(6)
(9)
(7)
(10)
(11)
(7)
(7)
(7)
(8)
(12)
(13)
GD(H4DOTC)-198
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis:
(1): 24 ms
(2): 200 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Judgment Value
Malfunction Criteria
Threshold Value
(1) |Throttle position sensor 1 opening angle – (Throttle position sen-
sor 1 opening angle after passing amplifier/4)|
< 3 °
(2) |Standard voltage – Readings of voltage value|
< 0.078125 V
GD(H4DOTC)-199
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DN:DTC P0616 STARTER RELAY CIRCUIT LOW
1. OUTLINE OF DIAGNOSIS
Detect abnormal continuity in the starter SW.
Judge as OFF NG when the starter SW signal remains OFF.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
• Abnormality Judgment
Judge as OFF NG when the following conditions are established.
Time Needed for Diagnosis: Less than 1 second
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
• Normality Judgment
Judge as OFF OK and clear the NG if the following conditions are established.
Time Needed for Diagnosis: Less than 1 second
Secondary Parameters
Enable Conditions
None
Judgment Value
Malfunction Criteria
Threshold Value
Battery voltage
≥ 8 V
Vehicle speed
< 1 km/h (0.6 MPH)
Engine condition
Change from pre-start to post-start
Starter SW signal
No ON experience
Judgment Value
Malfunction Criteria
Threshold Value
Battery voltage
≥ 8 V
Vehicle speed
< 1 km/h (0.6 MPH)
Engine condition
Change from pre-start to post-start
Starter SW signal
ON Experience exists
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