SUBARU TRIBECA 2009 1.G Service Workshop Manual
Manufacturer: SUBARU, Model Year: 2009, Model line: TRIBECA, Model: SUBARU TRIBECA 2009 1.GPages: 2453, PDF Size: 46.32 MB
Page 1801 of 2453
GD(H6DO)-189
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DK:DTC P1443 VENT CONTROL SOLENOID VALVE FUNCTION PROBLEM
1. OUTLINE OF DIAGNOSIS
Detect the abnormal functioning (stuck closed) of drain valve.
Judge as NG when fuel tank pressure is low.
2. COMPONENT DESCRIPTION
The drain valve adjusts the pressure in the canister by introducing/extracting air when pressure differences
occur in the canister with the atmospheric pressure.
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time of completing the malfunction criteria below becomes more than 3
seconds.
Time Needed for Diagnosis: 3 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.
6. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
Secondary Parameters Enable Conditions
Battery voltage≥ 10.9 V
Ignition switch ON
Atmospheric pressure≥ 75.0 kPa (563
mmHg, 22.17 inHg)
Ta n k p r e s s u r e w h e n s t a r t e r i s O F F →
ON
–0.53 ←→ 0.39 kPa (–
4 ←→ 2.9 mmHg, –
0.16 ←→ 0.12 inHg)
Drain valve Open
Judgment Value
Malfunction Criteria Threshold Value
Ta n k p r e s s u r e≤ – 4.0 kPa (–30
mmHg, –1.18 inHg)
Judgment Value
Malfunction Criteria Threshold Value
Ta n k p r e s s u r e > – 4 . 0 k P a ( – 3 0
mmHg, –1.18 inHg)
Cumulative time when all of the malfunc-
tion criteria below is completed.
≥ 30 sec.
Purge control solenoid valve duty Not = 0
Fuel temp. –10 ←→ 45°C (14
←→ 113°F)
Intake manifold relative pressure≤ – 26.7 kPa (–200
mmHg, –7.87 inHg)
Page 1802 of 2453
GD(H6DO)-190
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
•When the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
8. FAIL SAFE
Pressure control solenoid valve control: Open the pressure control solenoid valve
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Page 1803 of 2453
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
Page 1804 of 2453
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
Page 1805 of 2453
GD(H6DO)-193
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DN:DTC P1570 ANTENNA
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
DO:DTC P1571 REFERENCE CODE INCOMPATIBILITY
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
DP:DTC P1572 IMM CIRCUIT FAILURE (EXCEPT ANTENNA CIRCUIT)
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
DQ:DTC P1574 KEY COMMUNICATION FAILURE
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
DR:DTC P1576 EGI CONTROL MODULE EEPROM
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
DS:DTC P1577 IMM CONTROL MODULE EEPROM
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
DT:DTC P1578 METER FAILURE
1. OUTLINE OF DIAGNOSIS
For the detection standard, refer to DTC P0513 NO INCORRECT IMMOBILIZER KEY.
Page 1806 of 2453
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
Page 1807 of 2453
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
Page 1808 of 2453
GD(H6DO)-196
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DW:DTC P2092 OCV SOLENOID VALVE SIGNAL A CIRCUIT OPEN (BANK 2)
1. OUTLINE OF DIAGNOSIS
NOTE:
For the detection procedure, refer to DTC P2088.
DX:DTC P2093 OCV SOLENOID VALVE SIGNAL A CIRCUIT SHORT (BANK 2)
1. OUTLINE OF DIAGNOSIS
NOTE:
For the detection procedure, refer to DTC P2089.
Page 1809 of 2453
GD(H6DO)-197
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DY:DTC P2096 POST CATALYST FUEL TRIM SYSTEM TOO LEAN (BANK 1)
1. OUTLINE OF DIAGNOSIS
Detect the malfunction of fuel system from the size of the sub feedback learning value.
Control the sub feedback learning and judge as NG when the learning value is in the lean zone.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously when idling or when the vehicle is at a constant speed of 80 km/h (50
MPH).
5. DIAGNOSTIC METHOD
Judge as NG when the continuous time when the following conditions are established is higher than 5 sec-
onds.
Judge as OK and clear the NG when the continuous time of the following conditions not being established is
more than 5 seconds.
(A) Electromotive force (C) Rich (E) Theoretical air fuel ratio
(B) Air fuel ratio (D) Lean (F) Comparative voltage
(1) Atmosphere (2) Exhaust gas (3) Electromotive force
Secondary Parameters Enable Conditions
Continuous time when all conditions are
established.
≥ 1 sec.
Sub feedback learning execution condi-
tions
Complete
Judgment Value
Malfunction Criteria Threshold Value
Sub feedback learning value < –0.023
EN-01696
(3)V(1)
(2) (2)
(E)
(F)
(C) (B) (D)
(A)
Page 1810 of 2453
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)