ignition SUBARU TRIBECA 2009 1.G Service Workshop Manual

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)

GD(H6DO)-205
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EE:DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH
1. OUTLINE OF DIAGNOSIS
Judge as NG when the electronic throttle control power is not supplied even when ECM sets the electric throt-
tle control relay to OFF.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
•When ignition switch ON → OFF
•Ignition switch OFF → ON (Only after clearing memory)
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
(1) Engine control module (ECM) (3) Drive circuit (5) Motor
(2) Voltage detection circuit (4) Electronic throttle control relay
Secondary Parameters Enable Conditions
Electronic control throttle relay output OFF
Judgment Value
Malfunction Criteria Threshold Value
Motor power voltage≤ 5 V
EN-01868
(2)
(3)
(1)
(4)
(5)
12V 12V

GD(H6DO)-207
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EF:DTC P2109 THROTTLE/PEDAL POSITION SENSOR A MINIMUM STOP PER-
FORMANCE
1. OUTLINE OF DIAGNOSIS
Judge as NG when fully close point learning cannot conducted or abnormal value is detected.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform the diagnosis at all close point learning.
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 8 milliseconds
Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.
(1) Engine control module (ECM) (3) Motor (4) Throttle position sensor
(2) Drive circuit
Secondary Parameters Enable Conditions
Ignition switch ON → OFF
Ignition switch (after clear memory only) OFF → ON
Judgement Value 1
Malfunction Criteria Threshold Value
Main throttle full closed point learning
position when IG is ON
10.127° — 19.872°
Main throttle full closed point learning
position when IG is OFF
10.127° — 19.872°
Judgement Value 2
Malfunction Criteria Threshold Value
Throttle opening angle when IG is ON –
Throttle full closed position
≥ 1.683°
EN-01869
(1)
(2)
(3)
(4)

GD(H6DO)-209
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EG:DTC P2122 THROTTLE/PEDAL POSITION SENSOR/ SWITCH “D” CIRCUIT
LOW INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of accelerator pedal position sensor 1.
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
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 100 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)
(1) Engine control module (ECM) (3) Accelerator pedal position sensor
2 signal
(4) Accelerator pedal position sensor
(2) Accelerator pedal position sensor
1 signal

Secondary Parameters Enable Conditions
Ignition switch ON
Judgment Value
Malfunction Criteria Threshold Value
Sensor 1 input voltage≥ 0.219 V
EN-01861
(2)
(3)
(4)(1)

GD(H6DO)-211
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EH:DTC P2123 THROTTLE/PEDAL POSITION SENSOR/ SWITCH “D” CIRCUIT
HIGH INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of accelerator pedal position sensor 1.
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
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 32 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)
(1) Engine control module (ECM) (3) Accelerator pedal position sensor
2 signal
(4) Accelerator pedal position sensor
(2) Accelerator pedal position sensor
1 signal

Secondary Parameters Enable Conditions
Ignition switch ON
Judgment Value
Malfunction Criteria Threshold Value
Sensor 1 input voltage≤ 4.781 V
EN-01861
(2)
(3)
(4)(1)

GD(H6DO)-213
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EI: DTC P2127 THROTTLE/PEDAL POSITION SENSOR/ SWITCH “E” CIRCUIT
LOW INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of accelerator pedal position sensor 2.
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
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 100 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)
(1) Engine control module (ECM) (3) Accelerator pedal position sensor
2 signal
(4) Accelerator pedal position sensor
(2) Accelerator pedal position sensor
1 signal

Secondary Parameters Enable Conditions
Ignition switch ON
Judgment Value
Malfunction Criteria Threshold Value
Sensor 2 input voltage≥ 0.219 V
EN-01861
(2)
(3)
(4)(1)

GD(H6DO)-215
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EJ: DTC P2128 THROTTLE/PEDAL POSITION SENSOR/ SWITCH “E” CIRCUIT
HIGH INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of accelerator pedal position sensor 2.
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
Judge as OK and clear the NG when the malfunction criteria below are met.
Time Needed for Diagnosis: 100 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)
(1) Engine control module (ECM) (3) Accelerator pedal position sensor
2 signal
(4) Accelerator pedal position sensor
(2) Accelerator pedal position sensor
1 signal

Secondary Parameters Enable Conditions
Ignition switch ON
Judgment Value
Malfunction Criteria Threshold Value
Sensor 2 input voltage≤ 4.781 V
EN-01861
(2)
(3)
(4)(1)

GD(H6DO)-217
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EK:DTC P2135 THROTTLE/PEDAL POSITION SENSOR/ SWITCH “A”/“B”
VOLTAGE RATIONALITY
1. OUTLINE OF DIAGNOSIS
Judge as NG when the signal level of throttle position sensor 1 is different from the throttle position sensor 2.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
(1) Throttle position sensor 1 signal. (3) Throttle Position Sensor (4) Engine control module (ECM)
(2) Throttle position sensor 2 signal.
Secondary Parameters Enable Conditions
Ignition switch ON
Judgment Value
Malfunction Criteria Threshold Value
Signal difference between two sensors≤ 4.5°
EN-01859
(1)
(2)
(3)(4)

GD(H6DO)-219
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EL:DTC P2138 THROTTLE/PEDAL POSITION SENSOR/ SWITCH “D”/“E” VOLT-
AGE RATIONALITY
1. OUTLINE OF DIAGNOSIS
Judge as NG when the signal level of throttle position sensor 1 is different from the throttle position sensor 2.
2. COMPONENT DESCRIPTION
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
5. DIAGNOSTIC METHOD
Judge as OK and clear the NG when the malfunction criteria below are met.
(1) Engine control module (ECM) (3)

Accelerator pedal position sensor
2 signal.

(4) Accelerator pedal position sensor
(2) Accelerator pedal position sensor
1 signal

Secondary Parameters Enable Conditions
Ignition switch ON
Judgment Value
Malfunction Criteria Threshold Value
Signal difference between two sensors≤ 0.634°
EN-01861
(2)
(3)
(4)(1)

GD(H6DO)-221
Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
EM:DTC P2227 BAROMETRIC PRESSURE CIRCUIT RANGE/ PERFORMANCE
1. OUTLINE OF DIAGNOSIS
Detect the malfunction of atmospheric pressure sensor output property.
Judge as NG when the atmospheric pressure sensor output is largely different from the intake manifold pres-
sure at engine starting.
2. COMPONENT DESCRIPTION
The barometric pressure sensor is built into the ECM.
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform the diagnosis once at ignition switch ON.
5. DIAGNOSTIC METHOD
Abnormality Judgment
Judge as NG when the continuous time until completing the malfunction criteria below becomes 0.3 second
or more.
Time Needed for Diagnosis: 0.3 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 continuous time of completing the malfunction criteria below be-
comes more than 0.262 second.
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
Atmospheric pressure sensor process: Atmospheric pressure fixed at 101 kPa (760 mmHg, 29.8 inHg).
9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)
Secondary Parameters Enable Conditions
Engine RPM at engine starting < 300 rpm
Ve h i c l e S p e e d < 1 k m / h ( 0 . 6 2 M P H )
Diagnosis for atmospheric pressure sen-
sor property
Incomplete
Judgment Value
Malfunction Criteria Threshold Value
|Atmospheric pressure – Manifold pres-
sure|
≥ 26.7 kPa (200
mmHg, 7.88 inHg)
|Intake manifold pressure at engine star-
tup – Manifold pressure|
< 1.33 kPa (10 mmHg,
2.95 inHg)
Judgment Value
Malfunction Criteria Threshold Value
|Atmospheric pressure – Manifold pres-
sure|
< 26.7 kPa (200
mmHg, 7.88 inHg)