Subaru 2009 IMPREZA Service Manual page 1780

Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DH:DTC P2007 INTAKE MANIFOLD RUNNER CONTROL STUCK CLOSED
(BANK 2)
1. OUTLINE OF DIAGNOSIS
Detect the malfunction of tumble generator valve motor function.
Judge close fixing malfunction when the opening degree is small even after finishing the tumble generator
valve open driving.
2. ENABLE CONDITIONS
Secondary Parameters
Battery voltage
Engine coolant temperature
Ambient air temperature
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
• Abnormality Judgement
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Judgement Value
Malfunction Criteria
Tumble generator valve opening
Tumble generator valve "open" signal
output
Time Needed for Diagnosis: 3000 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.
Judgement Value
Malfunction Criteria
Tumble generator valve opening
Tumble generator valve "open" signal
output
Time Needed for Diagnosis: Less than 1 second
Enable Condition
10.9 V
–30 °C (–22 °F)
–30 °C (–22 °F)
Threshold Value
< 64.3 °
4600 ms
Threshold Value
64.3 °
4600 ms
GD(H4DOTC)-192