ECO mode SUBARU TRIBECA 2009 1.G Service Workshop Manual

GD(H6DO)-191
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DL:DTC P1518 STARTER SWITCH CIRCUIT LOW INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of starter SW.
Judge OFF NG when it turns to “after engine starting” while the starter has never been set to ON.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge OFF NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 0.8 second
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
Normality Judgment
Judge OFF OK and clear the NG when the malfunction criteria below are met.
5. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
6. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
7. FAIL SAFE
None
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
None
Judgment Value
Malfunction Criteria Threshold Value
Ve h i c l e s p e e d < 1 k m / h ( 0 . 6 2 M P H )
Starter OFF signal Not detected
Engine speed in 0.8 seconds or more for
which the condition that engine speed is
less than 500 rpm continues.
≥ 500 rpm
Judgment Value
Malfunction Criteria Threshold Value
Starter OFF Experienced
Starter OFF diagnosis Not diagnosed
Battery voltage > 8 V

GD(H6DO)-192
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DM:DTC P1560 BACK-UP VOLTAGE CIRCUIT MALFUNCTION
1. OUTLINE OF DIAGNOSIS
Detect the open/short circuit of back-up power supply circuit.
Judge as NG when the backup power voltage is low.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time of completing the malfunction criteria below becomes more than 2.5
seconds.
Time Needed for Diagnosis: 2.5 seconds
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
Normality Judgment
Judge as OK and clear the NG when the malfunction criteria below are met.
5. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
6. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
7. FAIL SAFE
None
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
None
Judgment Value
Malfunction Criteria Threshold Value
Vo l t a g e o f b a c k - u p p o w e r s u p p l y L o w
Battery voltage≥ 10.9 V
Engine speed > 500 rpm
Judgment Value
Malfunction Criteria Threshold Value
Vo l t a g e o f b a c k - u p p o w e r s u p p l y H i g h
Battery voltage≥ 10.9 V
Engine speed > 500 rpm

GD(H6DO)-194
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DU:DTC P2088 OCV SOLENOID VALVE SIGNAL A CIRCUIT OPEN (BANK 1)
1. OUTLINE OF DIAGNOSIS
Detect open or short circuit of the oil flow control solenoid valve.
Judge as NG when the current is small even though the duty signal is large.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time until completing the malfunction criteria below becomes 2 seconds
or more.
Time Needed for Diagnosis: 2000 milliseconds
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
Normality Judgment
Judge as OK and clear the NG when the continuous time of completing the malfunction criteria below be-
comes more than 2 seconds.
5. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
6. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
7. FAIL SAFE
Make the oil flow control solenoid valve driving duty a predetermined value (9.36%).
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
Battery voltage≥ 10.9 V
Judgment Value
Malfunction Criteria Threshold Value
Oil flow control solenoid valve control
duty
≥ 99.61%
Oil control solenoid valve control present
current
< 0.306 A
Judgment Value
Malfunction Criteria Threshold Value
Ta r g e t c u r r e n t v a l u e o f t h e o i l f l o w c o n t r o l
solenoid valve
≥ 0.14%
|Target current value of the oil flow con-
trol solenoid valve – Oil flow control sole-
noid valve control current value|
≥ 0.08 A

GD(H6DO)-195
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DV:DTC P2089 OCV SOLENOID VALVE SIGNAL A CIRCUIT SHORT (BANK 1)
1. OUTLINE OF DIAGNOSIS
Detect open or short circuit of oil flow control solenoid valve.
Judge as NG when the current is large even though the duty signal is small.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time until completing the malfunction criteria below becomes 2 seconds
or more.
Time Needed for Diagnosis: 2000 milliseconds
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
Normality Judgment
Judge as OK and clear the NG when the continuous time of completing the malfunction criteria below be-
comes more than 2 seconds.
5. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
6. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
7. FAIL SAFE
Make the oil flow control solenoid valve driving duty a predetermined value (9.36%).
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
Battery voltage≥ 10.9 V
Judgment Value
Malfunction Criteria Threshold Value
Oil flow control solenoid valve control
duty
< 0.39%
Oil control solenoid valve control present
current
≥ 0.306 A
Judgment Value
Malfunction Criteria Threshold Value
|Target current value of the oil flow con-
trol solenoid valve – Oil flow control sole-
noid valve control current value|
< 0.08 A

GD(H6DO)-198
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Time Needed for Diagnosis: 5 seconds
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When similar driving conditions are repeated 3 times and the result is OK.
•When “Clear Memory” is performed
8. FAIL SAFE
None
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

GD(H6DO)-200
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Time Needed for Diagnosis: 5 seconds
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When similar driving conditions are repeated 3 times and the result is OK.
•When “Clear Memory” is performed
8. FAIL SAFE
None
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
EA:DTC P2098 POST CATALYST FUEL TRIM SYSTEM TOO LEAN (BANK 2)
1. OUTLINE OF DIAGNOSIS
NOTE:
For the detection procedure, refer to DTC P2096. FUEL TRIM SYSTEM TOO LEAN (BANK 1), Diagnostic Trouble Code (DTC) Detecting Criteria.>
EB:DTC P2099 POST CATALYST FUEL TRIM SYSTEM TOO RICH (BANK 2)
1. OUTLINE OF DIAGNOSIS
NOTE:
For the detection procedure, refer to DTC P2097. FUEL TRIM SYSTEM TOO RICH (BANK 1), Diagnostic Trouble Code (DTC) Detecting Criteria.>

GD(H6DO)-202
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Time Needed for Diagnosis:
•500 milliseconds (For NG)
•2000 milliseconds (For OK)
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed (Only engine stop)
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed (Only engine stop)
8. FAIL SAFE
Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6.375°.)
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

GD(H6DO)-206
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Time Needed for Diagnosis:
•600 milliseconds (For NG)
•400 milliseconds (For OK)
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed (Only engine stop)
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed (Only engine stop)
8. FAIL SAFE
Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6.375°.)
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

GD(H6DO)-208
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Time Needed for Diagnosis: 80 milliseconds
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed (Only engine stop)
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed (Only engine stop)
8. FAIL SAFE
Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

GD(H6DO)-218
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Details of Judgment Value
Time Needed for Diagnosis: 24 milliseconds (For NG), 24 milliseconds (For OK)
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed (Only engine stop)
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed (Only engine stop)
8. FAIL SAFE
Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6.375°.)
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
(1) Sensor output difference (°) (2) Throttle position sensor 1 open-
ing angle (°)
(3) NG area
EN-03850
12
(11.75)
10
(9.75)
8
(7.625)
6
(5.5)
(4.5)4
2
00(2.125)(4.25) 10(9.0) 20 30(31.625)
(2)
(1)
(3)