2009 SUBARU TRIBECA Intake

GD(H6DO)-43
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
Time Needed for Diagnosis: 1 second
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.
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
Intake air temperature sensor process: Intake air temperature is fixed at 20°C (68°F).
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Judgment Value
Malfunction Criteria Threshold Value
Output voltage difference between Max.
and Min.
≥ 20 mV

GD(H6DO)-44
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
AB:DTC P0112 INTAKE AIR TEMPERATURE CIRCUIT LOW INPUT
1. OUTLINE OF DIAGNOSIS
Detect open or short circuit of the intake air temperature sensor.
Judge as NG if it is out of specification.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time until completing the malfunction criteria below becomes 0.5 second
or more.
Time Needed for Diagnosis: 0.5 second
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.
(A) Air

(1) Air flow sensor (3) Resistance value (Ω)(4)Intake air temperature °C (°F)
(2) Intake air temperature sensor
Secondary Parameters Enable Conditions
None
Judgment Value
Malfunction Criteria Threshold Value
Output voltage < 0.166 V
Ignition switch ON
EN-01767
(3)
(4)
(2)
(1)
(A)

GD(H6DO)-45
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
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
Intake air temperature sensor process: Intake air temperature is fixed at 20°C (68°F).
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Judgment Value
Malfunction Criteria Threshold Value
Output voltage≥ 0.165 V
Ignition switch ON

GD(H6DO)-46
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
AC:DTC P0113 INTAKE AIR TEMPERATURE CIRCUIT HIGH INPUT
1. OUTLINE OF DIAGNOSIS
Detect open or short circuit of the intake air temperature sensor.
Judge as NG if it is out of specification.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time until completing the malfunction criteria below becomes 0.5 second
or more.
Time Needed for Diagnosis: 0.5 second
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.
(A) Air

(1) Air flow sensor (3) Resistance value (Ω)(4)Intake air temperature °C (°F)
(2) Intake air temperature sensor
Secondary Parameters Enable Conditions
None
Judgment Value
Malfunction Criteria Threshold Value
Output voltage≥ 4.716 V
Ignition switch ON
EN-01767
(3)
(4)
(2)
(1)
(A)

GD(H6DO)-47
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
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
Intake air temperature sensor process: Intake air temperature is fixed at 20°C (68°F).
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Judgment Value
Malfunction Criteria Threshold Value
Output voltage < 4.716 V
Ignition switch ON

GD(H6DO)-59
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG if the continuous time when the following conditions are established is higher than 2.5 seconds.
Normality Judgment
When the following conditions are established, it is OK.
Time Needed for Diagnosis: 2.5 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 the OK driving cycle is completed 3 times in a row
•When “Clear Memory” is performed
8. FAIL SAFE
None
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Judgment Value
Malfunction Criteria Threshold Value
Engine coolant temperature the last time
engine was stopped— Lowest engine
coolant temperature after starting engine
< 2.5°C (36.5°F)
Fuel temperature at last time engine was
stopped — Fuel temperature
≥ 5°C (41°F)
Intake temperature — Fuel temperature < 2.5°C (36.5°F)
Fuel temperature < 35°C (95°F)
Judgment Value
Malfunction Criteria Threshold Value
Engine coolant temperature the last time
engine was stopped— Lowest engine
coolant temperature after starting engine
≥ 2.5°C (36.5°F)

GD(H6DO)-67
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform diagnosis only once at a constant speed of 10 to 120 km/h (6.21 to 74.6 MPH) 60 seconds or more
after starting the engine.
(A) Electromotive force (C) Lean (D) Rich
(B) Air fuel ratio

(1) Atmosphere (3) ZrO2(4) Ceramic heater
(2) Exhaust gas
Secondary Parameters Enable Conditions
All secondary parameters enable condi-
tions
1 second or more
Battery voltage > 10.9 V
Atmospheric pressure > 75.1 kPa (563
mmHg, 22.2 inHg)
Closed loop control with main feedback OPERATION
Fr o nt ox yg e n ( A / F) s en so r im pe d an c e 0 ←→ 50 Ω
After engine starting 120 seconds or more
Engine coolant temperature≥ 75°C (167°F)
Engine speed 1000 ←→ 2500 rpm
Ve h i c l e S p e e d 1 0 ←→ 120 km/h
(6.21 ←→ 74.6 MPH)
Intake Air Flow 10 ←→ 40 g/s
Engine load < 0.02 g/rev
Learning value of EVAP conc. during
purge
≤ 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
(1)
(2)
(4)
(2)
(3)
EN-01693
(C) (B) (D)
(A)

GD(H6DO)-72
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
After starting the engine, continuously perform the diagnosis with the same engine condition.
Used for abnormality judgment
Secondary Parameters Enable Conditions
High
Secondary air system Not in operation
Closed loop control at the oxygen sensor In operation
Misfire detection every 200 rotations < 5 times
Compensation coefficient of the front
oxygen (A/F) sensor
Not in limit value
Battery voltage > 10.9 V
Low side 1
Closed loop control at the oxygen sensor In operation
Misfire detection every 200 rotations < 5 times
Compensation coefficient of the front
oxygen (A/F) sensor
Not in limit value
Battery voltage > 10.9 V
Amount of intake air≥ 10 g/second
Low side 2
Closed loop control at the oxygen sensor In operation
Misfire detection every 200 rotations < 5 times
Compensation coefficient of the front
oxygen (A/F) sensor
Not in limit value
Battery voltage > 10.9 V
Amount of intake air < 10 g/second
Current continuation time of the rear oxy-
gen sensor heater
25 seconds or more
Low side 3
Closed loop control at the oxygen sensor In operation
Misfire detection every 200 rotations < 5 times
Compensation coefficient of the front
oxygen (A/F) sensor
Not in limit value
Battery voltage > 10.9 V
Amount of intake air≥ 10 g/second
Current continuation time of the rear oxy-
gen sensor heater
25 seconds or more
Fuel cut Experienced
Used for normality judgment
Secondary Parameters Enable Conditions
Closed loop control at the oxygen sensor In operation
Misfire detection every 200 rotations < 5 times
Compensation coefficient of the front
oxygen (A/F) sensor
Not in limit value
Battery voltage > 10.9 V