SUBARU TRIBECA 2009 1.G Service Workshop Manual

GD(H6DO)-159
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
The diagnosis counter does not count up when the following conditions are completed within 12.2 seconds.
Time Needed for Diagnosis: 12.2 seconds × 4 times
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
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)
Maximum value – minimum value of
change of tank pressure during 12.2 sec-
onds
≥ 0.05 kPa (0.375
mmHg, 0.02 inHg)
Maximum value – minimum value of bat-
tery voltage during 12.2 seconds
≥ 0.609 V
Judgment Value
Malfunction Criteria Threshold Value
DELFLMAX 0.27 ←→ 0.894 V
SUMFL < 25.92 V
At that time, DELFLMAX: Maximum dif-
ference of sensor output for 12.2 sec-
onds; SUMFL: Integrated value of the
sensor output deviation for 12.2 seconds

GD(H6DO)-160
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
CQ:DTC P0483 COOLING FAN RATIONALITY CHECK
1. OUTLINE OF DIAGNOSIS
Detect the function abnormality of the radiator fan.
Judge as NG when the engine coolant temperature slowly decreases even when the radiator fan is rotating.
2. ENABLE CONDITIONS
Diagnostic enable condition is established if the radiator fan changes from OFF → ON when all of the con-
ditions below are met.
When one of the conditions below is not met, the diagnostic enable condition is not established.
3. GENERAL DRIVING CYCLE
Perform the diagnosis continuously when the radiator fan changes from OFF → ON when idling.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time of completing the malfunction criteria below becomes more than 5
minutes.
Time Needed for Diagnosis: 5 minutes
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
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
Engine speed 500 — 900 rpm
Idle switch ON
Ve h i c l e s p e e d < 2 k m / h ( 1 M P H )
Battery voltage≥ 10.9 V
Judgment Value
Malfunction Criteria Threshold Value
Engine coolant temperature≥ 102°C (216°F)
Engine coolant temperature Does not decrease
Judgment Value
Malfunction Criteria Threshold Value
Engine coolant temperature Decreases

GD(H6DO)-161
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
CR:DTC P0500 VEHICLE SPEED SENSOR
1. OUTLINE OF DIAGNOSIS
Judge as NG when outside of the judgment value.
Judge as NG when the data received from the ABS control module and hydraulic control module are at er-
roneous vehicle speeds, and if the vehicle speed of the data is impossible.
2. COMPONENT DESCRIPTION
Vehicle speed signals are taken in to the ABS control module and hydraulic control unit, and normal/errone-
ous data of the ABS wheel speed sensor is received by CAN communication from the ABS control module
and hydraulic control unit.
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform diagnosis more than 2 seconds after starting the engine.
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time until completing the malfunction criteria below becomes 2.5 second
or more.
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 all of the following criteria are established.
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
Secondary Parameters Enable Conditions
Battery voltage≥ 10.9 V
Elapsed time after engine starting≥ 2 sec.
Judgment Value
Malfunction Criteria Threshold Value
Fr o nt A B S w he e l s pe ed se n so r st at u s D efe ct i ve
Either of the following is established
Fr o nt l ef t whe e l s pe e d≥ 300 km/h (186 MPH)
Fr o nt r i gh t whe e l sp e ed≥ 300 km/h (186 MPH)
Judgment Value
Malfunction Criteria Threshold Value
Fr o nt L ef t Wh e el S pe e d > 0 km /h ( 0 M P H) a n d
< 300 km/h (186 MPH)
Fr o nt Ri gh t Wh e el S pe e d > 0 km /h ( 0 M P H) a n d
< 300 km/h (186 MPH)

GD(H6DO)-162
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
8. FAIL SAFE
•ABS wheel speed sensor signal process: Vehicle speed = 10 km/h (6 MPH)
•ISC control: ISC feedback amount calculation prohibited
•Radiator fan control: Send the duty signal 50% to the controller.
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

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

GD(H6DO)-164
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
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
Judgment of heavy fuel: Not allowed to make the judgment of heavy fuel
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

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

GD(H6DO)-166
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
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
Judgment of heavy fuel: Not allowed to make the judgment of heavy fuel
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)

GD(H6DO)-167
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
CU:DTC P0512 STARTER REQUEST CIRCUIT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of starter SW.
Judge ON NG when the starter SW signal remains on.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as ON NG when the continuous time of completing the malfunction criteria below becomes more than
3 minutes.
Time Needed for Diagnosis: 180 seconds
Malfunction Indicator Light Illumination: Illuminates when malfunctions occur in 2 continuous driving cy-
cles.
Normality Judgment
Judge ON 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
Engine speed > 500 rpm
Starter ON signal Not detected
Battery voltage > 8 V
Judgment Value
Malfunction Criteria Threshold Value
Starter switch ON
Battery voltage > 8 V

GD(H6DO)-168
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
CV:DTC P0513 INCORRECT IMMOBILIZER KEY
1. OUTLINE OF DIAGNOSIS
2. ENABLE CONDITIONS
When starting the engine.
3. GENERAL DRIVING CYCLE
Perform the diagnosis only after starting the engine.
4. DIAGNOSTIC METHOD
Judge as NG when the conditions for the outline of the diagnosis of the top are established.
DTC Item Outline of diagnosis
P0513 Incorrect Immobilizer Key Incorrect immobilizer key (Use of unregistered key in body integrated unit)
P1570 Antenna Faulty antenna
P1571 Reference Code Incompatibility Reference code incompatibility between body integrated unit and ECM
P1572 IMM Circuit Failure (Except
Antenna Circuit)
Communication failure between body integrated unit and ECM
P1574 Key Communication Failure Failure of body integrated unit to verify key (transponder) ID code or tran-
sponder failure
P1576 EGI Control Module EEPROM ECM malfunctioning
P1577 IMM Control Module EEPROM Body integrated unit malfunctioning
P1578 Meter Failure Reference code incompatibility between body integrated unit and combina-
tion meter