Subaru 2009 IMPREZA Service Manual page 1666

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.
Judgement Value
Malfunction Criteria
Intake manifold pressure
Map (except for WRX-SS model)
1000
2000
3000
Engine
speed
(rpm)
4000
5000
6000
Map (WRX-SS model)
1000
2000
2400
Engine
speed
(rpm)
4000
5000
6000
Time Needed for Diagnosis: 2000 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
Intake manifold pressure
Time Needed for Diagnosis: Less than 1 second
Threshold Value
Value from Map
58.7 77.3
(440, 17.3) (580, 22.8)
113.4 132.2
(851, 33.5) (992, 39.1)
159.8 188.6
(1199, 47.2) (1415, 55.7)
159.8 188.6
(1199, 47.2) (1415, 55.7)
159.8 188.6
(1199, 47.2) (1415, 55.7)
133.4 160.1
(1001, 39.4) (1201, 47.3)
123.4 147.7
(926, 36.5) (1108, 43.6)
58.7 77.3
(440, 17.3) (580, 22.8)
109.5 127.4
(822, 32.3) (956, 37.6)
139.1 163.4
(1044, 41.1) (1226, 48.3)
169.7 200.6
(1273, 50.1) (1505, 59.3)
169.7 200.6
(1273, 50.1) (1505, 59.3)
144.1 173
(1081, 42.6) (1298, 51.1)
138.6 166.6
(1040, 40.9) (1250, 49.2)
Threshold Value
< Value from Map – 22.4 kPa
(168 mmHg, 6.6 inHg)
GD(H4DOTC)-78
Barometric pressure (kPa (mmHg, inHg))
89.3 96
(670, 26.4) (720, 28.3)
144 144
(1080, 42.5) (1080, 42.5)
206.6 206.6
(1550, 61) (1550, 61)
206.6 206.6
(1550, 61) (1550, 61)
206.6 206.6
(1550, 61) (1550, 61)
179.7 186.9
(1348, 53.1) (1402, 55.2)
165.4 171.8
(1241, 48.9) (1289, 50.7)
Barometric pressure (kPa (mmHg, inHg))
89.3 96
(670, 26.4) (720, 28.3)
138.6 138.6
(1040, 40.9) (1040, 40.9)
178.6 178.6
(1340, 52.8) (1340, 52.8)
219.9 219.9
(1650, 65) (1650, 65)
219.9 219.9
(1650, 65) (1650, 65)
193.9 200.7
(1454, 57.3) (1506, 59.3)
187.2 194.6
(1404, 55.3) (1460, 57.5)
98.6 101.3
(740, 29.1) (760, 29.9)
144 144
(1080, 42.5) (1080, 42.5)
206.6 206.6
(1550, 61) (1550, 61)
206.6 206.6
(1550, 61) (1550 , 61)
206.6 206.6
(1550, 61) (1550, 61)
204.6 204.6
(1535, 60.4) (1535, 60.4)
188 188
(1410, 55.5) (1410, 55.5)
kPa (mmHg, inHg)
98.6 101.3
(740, 29.1) (760, 29.9)
138.6 138.6
(1040, 40.9) (1040, 40.9)
178.6 178.6
(1340, 52.8) (1340, 52.8)
219.9 219.9
(1650, 65) (1650, 65)
219.9 219.9
(1650, 65) (1650, 65)
217.9 217.9
(1635, 64.4) (1635, 64.4)
213.3 213.3
(1600, 63) (1600, 63)
kPa (mmHg, inHg)