2009 SUBARU TRIBECA engine coolant
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GD(H6DO)-163
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
CS:DTC P0506 IDLE CONTROL SYSTEM RPM LOWER THAN EXPECTED
1. OUTLINE OF DIAGNOSIS
Detect the malfunction that actual engine rpm is not close to target engine rpm during idling. Judge as NG
when actual engine RPM is not close to target engine RPM during idling.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Perform the diagnosis continuously at idling after warming up engine.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time of completing the malfunction criterion below is 10 seconds × 3
times.
Time Needed for Diagnosis: 10 seconds × 3 times
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
Normality Judgment
Judge as OK and clear NG when the continuous time of completing the malfunction criterion below becomes
more than the time needed for diagnosis (10 seconds).
5. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
Secondary Parameters Enable Conditions
Engine coolant temperature≥ 75°C (167°F)
Battery voltage≥ 10.9V
Atmospheric pressure > 75.1 kPa (563
mmHg, 22.2 inHg)
Fuel level≥ 9.6 2 (2.54 US gal,
2.11 Imp gal)
After engine starting 10 seconds or more
Feedback in ISC In operation
Lambda value (left and right) 0.9 ←→ 1.1
After air condition switching ON-OFF,
OFF-ON
5.1 seconds or more
After intake manifold pressure changes
more than 4 kPa (30 mmHg, 1.2 inHg)
> 5.1 sec.
After neutral switch ON-OFF change > 5.1 sec.
Ve h i c l e s p e e d 0 k m / h ( 0 M P H )
Judgment Value
Malfunction Criteria Threshold Value
Actual - target engine RPM < –100 rpm
Feedback value for ISC Max.
Judgment Value
Malfunction Criteria Threshold Value
Actual - target engine RPM≥ –100 rpm
Page 1777 of 2453
GD(H6DO)-165
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
CT:DTC P0507 IDLE CONTROL SYSTEM RPM HIGHER THAN EXPECTED
1. OUTLINE OF DIAGNOSIS
Detect the malfunction that actual engine rpm is not close to target engine rpm during idling. Judge as NG
when actual engine RPM is not close to target engine RPM during idling.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Perform the diagnosis continuously at idling after warming up engine.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time of completing the malfunction criterion below is 10 seconds × 3
times.
Time Needed for Diagnosis: 10 seconds × 3 times
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
Normality Judgment
Judge as OK and clear NG when the continuous time of completing the malfunction criterion below becomes
more than the time needed for diagnosis (10 seconds).
5. DTC CLEAR CONDITION
•When the OK idling cycle is completed 40 times in a row
•When “Clear Memory” is performed
Secondary Parameters Enable Conditions
Engine coolant temperature≥ 75°C (167°F)
Battery voltage≥ 10.9V
Atmospheric pressure > 75.1 kPa (563
mmHg, 22.2 inHg)
Fuel level≥ 9.6 2 (2.54 US gal,
2.11 Imp gal)
After engine starting 10 seconds or more
Feedback in ISC In operation
Lambda value (left and right) 0.9 ←→ 1.1
After air condition switching ON-OFF,
OFF-ON
5.1 seconds or more
After intake manifold pressure changes
to more than 4 kPa (30 mmHg, 1.2 inHg)
> 5.1 sec.
After neutral switch ON-OFF change > 5.1 sec.
Ve h i c l e s p e e d 0 k m / h ( 0 M P H )
Judgment Value
Malfunction Criteria Threshold Value
Actual – Target engine RPM≥ 200 rpm
Feedback value for ISC Min.
Judgment Value
Malfunction Criteria Threshold Value
Actual – Target engine RPM < 200 rpm
Page 1794 of 2453
GD(H6DO)-182
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DF:DTC P1152 O2 SENSOR CIRCUIT RANGE/PERFORMANCE (LOW) (BANK 1
SENSOR 1)
1. OUTLINE OF DIAGNOSIS
Detect that λ value remains low.
Judge as NG when lambda value is abnormal in accordance with λ value of front oxygen (A/F) sensor and
running conditions such as vehicle speed, amount of intake air engine coolant temperature, sub feedback
control, etc.
2. COMPONENT DESCRIPTION
λ value = Actual air fuel ratio/Theoretical air fuel ratio
λ >1: Lean
λ < 1: Rich
(A) Electromotive force (C) Lean (D) Rich
(B) Air fuel ratio
(1) Atmosphere (3) ZrO2(4) Ceramic heater
(2) Exhaust gas
(1)
(2)
(4)
(2)
(3)
EN-01693
(C) (B) (D)
(A)
Page 1795 of 2453
GD(H6DO)-183
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform diagnosis continuously at a constant speed of 20 km/h (12 MPH) or more, starting from 60 seconds
after starting the engine.
5. DIAGNOSTIC METHOD
Judge as NG when the continuous time of meeting the malfunction criteria below becomes more than the
time needed for diagnosis (10 seconds). Judge as OK and clear the NG when the malfunction criteria below
are not met.
Time Needed for Diagnosis: 10 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 the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
8. FAIL SAFE
•Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
•Rear oxygen sensor sub learning compensation: Not allowed to calculate.
•Purge control: Not allowed to purge
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
All secondary parameters enable conditions4 seconds or more
Battery voltage > 10.9 V
Atmospheric pressure > 75.1 kPa (563 mmHg, 22.2 inHg)
Rear oxygen sensor sub feedback Execution
Rear oxygen sensor output voltage –
Feedback target voltage
–0.2 V ←→ 0.1 V
or rear oxygen sensor sub feedback
compensation coefficient
On Min.
or rear oxygen sensor sub feedback
compensation coefficient
On Max.
After engine starting 60 seconds or more
Engine coolant temperature≥ 75°C (167°F)
Ve h i c l e s p e e d≥ 20 km/h (12 MPH)
Amount of intake air≥ 8 g (0.28 oz)/s
Load change in 1/3 engine revolution.≤ 0.02g (0.001 oz)/rev
Fr o nt ox yg e n ( A / F) s en so r im pe d an c e 0 ←→ 50 Ω
Learning value of evaporation gas density≤ 0.12
To t a l t i m e o f o p e r a t i n g c a n i s t e r p u r g e 2 0 s e c o n d s o r m o r e
Ta r g e t e d l a m b d a v a l u e l o a d c o m p e n s a -
tion coefficient
–0.05 ←→ 0.05
Judgment Value
Malfunction Criteria Threshold Value
Output λ value when rear oxygen sensor
sub feedback compensation coefficient
is not at maximum limit
≤ 0.85
Page 1796 of 2453
GD(H6DO)-184
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
DG:DTC P1153 O2 SENSOR CIRCUIT RANGE/PERFORMANCE (HIGH) (BANK 1
SENSOR 1)
1. OUTLINE OF DIAGNOSIS
Detect that λ value remains high.
Judge as NG when lambda value is abnormal in accordance with λ value of front oxygen (A/F) sensor and
running conditions such as vehicle speed, amount of intake air engine coolant temperature, sub feedback
control, etc.
2. COMPONENT DESCRIPTION
λ value = Actual air fuel ratio/Theoretical air fuel ratio
λ >1: Lean
λ < 1: Rich
(A) Electromotive force (C) Lean (D) Rich
(B) Air fuel ratio
(1) Atmosphere (3) ZrO2(4) Ceramic heater
(2) Exhaust gas
(1)
(2)
(4)
(2)
(3)
EN-01693
(C) (B) (D)
(A)
Page 1797 of 2453
GD(H6DO)-185
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform diagnosis continuously at a constant vehicle speed of 20 km/h (12 MPH) or more, from 60 seconds
after starting the engine.
5. DIAGNOSTIC METHOD
Judge as NG when the continuous time of meeting the malfunction criteria below becomes more than the
time needed for diagnosis (10 seconds). Judge as OK and clear the NG when the malfunction criteria below
are not met.
Time Needed for Diagnosis: 10 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 the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
8. FAIL SAFE
•Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
•Rear oxygen sensor sub learning compensation: Not allowed to calculate.
•Purge control: Not allowed to purge
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
All secondary parameters enable conditions4 seconds or more
Battery voltage > 10.9 V
Atmospheric pressure > 75.1 kPa (563 mmHg, 22.2 inHg)
Rear oxygen sensor sub feedback Execution
Rear oxygen sensor output voltage –
Feedback target voltage
–0.2 V ←→ 0.1 V
or rear oxygen sensor sub feedback
compensation coefficient
On Min.
or rear oxygen sensor sub feedback
compensation coefficient
On Max.
After engine starting 60 seconds or more
Engine coolant temperature≥ 75°C (167°F)
Ve h i c l e s p e e d≥ 20 km/h (12 MPH)
Intake air flow≥ 8 g (0.28 oz)/s
Load change in 1/3 engine revolution.≤ 0.02g (0.001 oz)/rev
Fr o nt ox yg e n ( A / F) s en so r im pe d an c e 0 ←→ 52 Ω
Learning value of evaporation gas density≤ 0.12
To t a l t i m e o f o p e r a t i n g c a n i s t e r p u r g e 2 0 s e c o n d s o r m o r e
Ta r g e t e d l a m b d a v a l u e l o a d c o m p e n s a -
tion coefficient
–0.05 ←→ 0.05
Judgment Value
Malfunction Criteria Threshold Value
Output λ value when rear oxygen sensor
sub feedback compensation coefficient
cannot be at minimum limit
≥ 1.15
Page 1857 of 2453
LU(H6DO)-8
Oil Pump
LUBRICATION
4. Oil Pump
A: REMOVAL
1) Remove the collector cover.
2) Disconnect the ground cable from battery.
3) Lift-up the vehicle.
4) Remove the under cover.
5) Drain engine coolant.
MENT, Engine Coolant.>
6) Lower the vehicle.
7) Remove the radiator.
8) Remove the V-belts.
9) Remove the front chain cover.
10) Remove the timing chain.
11) Remove the crank sprocket.
12) Remove the oil pump cover.
13) Remove the inner rotor and outer rotor.
B: INSTALLATION
1) Apply a coat of engine oil to the whole area of in-
ner rotor and outer rotor.
2) Set the inner rotor onto opening edge of crank
shaft, and install the inner rotor, and then assemble
the outer rotor.
3) Install the oil pump cover.
4) Tighten the bolts in the numerical order as
shown in the figure.
CAUTION:
Make sure that the bolt is installed in correct
position.
Tightening torque:
6.4 N·m (0.65 kgf-m, 4.7 ft-lb)
5) Install the crank sprocket.
6) Install the timing chain.
7) Install the front chain cover.
8) Install the V-belts.
9) Install the radiator.
10) Install the under cover.
11) Fill engine coolant.
LU-02012
LU-02032
Bolt installing position Bolt dimension
(1) and (3) 6 × 14 × 14
(2) and (4) 6 × 35 × 18
(5), (6), (7), (8), (9), (10) and (11) 6 × 35 × 15
(12), (15), (16) and (17) 6 × 16 × 16
(13) and (14) 6 × 26 × 15
LU-02013
(3)(7)
(2)
(4)
(9)
(5)
(8)(1)(6)(12)
(13)(14)(15)
(16)(17)
(11)(10)
Page 1864 of 2453
LU(H6DO)-15
Oil Cooler
LUBRICATION
9. Oil Cooler
A: REMOVAL
1) Lift-up the vehicle.
2) Remove the under cover.
3) Drain engine coolant.
4) Drain the engine oil.
5) Remove the bolts which hold the water pipe to
engine.
6) Disconnect the water hose from oil cooler.
7) Remove the oil filter using the ST.
ST 498547000 OIL FILTER WRENCH
NOTE:
Set a container under the vehicle.
8) Remove the oil cooler connector and remove oil
cooler.
B: INSTALLATION
1) Install the oil cooler to oil pan upper with oil cool-
er connector.
Tightening torque:
T: 54 N·m (5.5 kgf-m, 40 ft-lb)
NOTE:
Use new O-rings.
2) Install the oil filter.
LU-00132
LU-00133
LU-00134
(A) Oil cooler connector
(B) Oil cooler
(C) O-ring
(A) Oil cooler connector
(B) Oil cooler
(C) O-ring
(A)
(B)(C)
LU-00135
(A)
(B)(C)
T
LU-00136
LU-00134