2009 SUBARU TRIBECA g sensor

EN(H6DO)(diag)-11
Electrical Component Location
ENGINE (DIAGNOSTICS)
(1) Front oxygen (A/F) sensor LH (4) Rear oxygen sensor RH (6) Front catalytic converter RH
(2) Front oxygen (A/F) sensor RH (5) Front catalytic converter LH (7) Rear catalytic converter
(3) Rear oxygen sensor LH
EN-02480
(2)
(1)(3)
(4)(6)
(7)
(5)
EN-02539
(5)
(1)
EN-02540
(2)
(6)
EN-02541
(3)
EN-02542
(4)
(7)
EN-02543

EN(H6DO)(diag)-12
Electrical Component Location
ENGINE (DIAGNOSTICS)
(1) Fuel level sensor (3) Fuel tank pressure sensor (4) Fuel sub level sensor
(2) Fuel temperature sensor
EN-03685
(1)
(4)
(2)(3)
EN-03686
(2)
(1)
EN-03687
(3)
EN-03132
(4)

EN(H6DO)(diag)-16
Engine Control Module (ECM) I/O Signal
ENGINE (DIAGNOSTICS)
5. Engine Control Module (ECM) I/O Signal
A: ELECTRICAL SPECIFICATION
DescriptionConnector
No.
Te r m i n a l
No.
Signal (V)
ReferenceIgnition SW ON
(engine OFF)
Engine ON
(idling)
Crankshaft Position
Sensor
Signal (+) B134 13 0 –7 — +7 Waveform
Signal (–) B134 14 0 0 —
Shield B134 24 0 0 —
Camshaft position sensor (LH) B134 11 0.275 0 or 5 Waveform
Camshaft position sensor (RH) B134 21 0.275 0 or 5 Waveform
Camshaft position sensor
(ground)B134 22 0 0 —
Electronic throttle
control
Main B134 180.64 — 0.94
Fully opened: 4.01
0.64 — 0.72
(After engine is
warmed-up.)
Fully closed: 0.6
Fully opened: 4.01
Sub B134 281.51 — 1.76
Fully opened: 4.23
1.51 — 1.58
(After engine is
warmed-up.)
Fully closed: 1.48
Fully opened: 4.23
Electronic throttle control motor
(+)B137 5 Duty waveform Duty waveformDrive frequency: 500
Hz
Electronic throttle control motor (–) B137 4 Duty waveform Duty waveformDrive frequency: 500
Hz
Electronic throttle control motor
power supplyB136 1 10 — 13 12 — 14 —
Electronic throttle control motor
relayB136 21ON: 0
OFF: 10 — 13
ON: 0
OFF: 13 — 14
When ignition switch
is turned to ON: ON
Accelerator pedal
position sensor
Main B135 23Fully closed: 0.7
Fully opened: 3.5
Fully closed: 0.7
Fully opened: 3.5—
Powe r s up -
ply (main)B135 21 5 5 —
Ground
(main)B135 29 0 0 —
Sub B135 31Fully closed: 0.7
Fully opened: 3.5
Fully closed: 0.7
Fully opened: 3.5—
Engine coolant temperature sen-
sorB134 34 1.0 — 1.4 1.0 — 1.4After engine is
warmed-up.
EN-01812
B134
5678219431024 2223251112131415262728
1617181920213334 2932 3031
B136
5678219431024 2223251112131415262728
16171819202133342932303135
B135
5678219431024 2223251112131415262728
16171819202129303132333435
B137
5678219431022231112131415242526
1617181920212728293031
ToToToTo

EN(H6DO)(diag)-17
Engine Control Module (ECM) I/O Signal
ENGINE (DIAGNOSTICS)
Starter switch B136 32 0 0 Cranking: 8 — 14
Starter relay B136 20ON: 0
OFF: 10 — 13
ON: 0
OFF: 13 — 14—
A/C switch B136 24ON: 10 — 13
OFF: 0
ON: 13 — 14
OFF: 0—
A/C middle pressure switch B136 33ON: 0
OFF: 10 — 13
ON: 0
OFF: 13 — 14—
Ignition switch B135 19 10 — 13 13 — 14 —
Neutral position switch B136 31ON: 0
OFF: 12±0.5
Switch is ON when
select lever is shifted
into “P” or “N” range.
Te s t m o d e c o n n e c t o r B 1 3 5 2 7 1 0 — 1 3 1 2 — 1 4 W h e n c o n n e c t e d : 0
Knock sensor 1Signal B134 15 2.4 2.4 —
Shield B134 25 0 0 —
Knock sensor 2Signal B134 16 2.4 2.4 —
Shield B134 25 0 0 —
Back-up power supply B135 5 10 — 13 13 — 14Ignition switch
“OFF”: 10 — 13
Control module power supplyB134 7 10 — 13 13 — 14 —
B135 2 10 — 13 13 — 14 —
Sensor power supply (engine
side)B134 19 5 5 —
Sensor ground (engine side) B134 29 0 0 —
Sensor power supply (body side) B135 22 5 5 —
Sensor ground (body side) B135 30 0 0 —
Ignition control
#1 B137 18 0 1 — 14 Waveform
#2 B137 19 0 1 — 14 Waveform
#3 B137 20 0 1 — 14 Waveform
#4 B137 21 0 1 — 14 Waveform
#5 B137 22 0 1 — 14 Waveform
#6 B137 23 0 1 — 14 Waveform
Fuel Injector
#1 B137 8 10 — 13 1 — 14 Waveform
#2 B137 9 10 — 13 1 — 14 Waveform
#3 B137 10 10 — 13 1 — 14 Waveform
#4 B137 11 10 — 13 1 — 14 Waveform
#5 B137 12 10 — 13 1 — 14 Waveform
#6 B137 13 10 — 13 1 — 14 Waveform
A/C relay control B136 9ON: 0.5 or less
OFF: 10 — 13
ON: 0.5 or less
OFF: 13 — 14—
Radiator fan control B136 18ON: 0.5 or less
OFF: 10 — 13
ON: 0.5 or less
OFF: 13 — 14—
Radiator fan control power supply B136 29ON: 0.5 or less
OFF: 10 — 13
ON: 0.5 or less
OFF: 13 — 14—
Self-shutoff control B136 23 0 0 —
Malfunction indicator light B136 11 — —Light: 1 or less
Extinguish: 10 — 14
Engine speed output B136 22 — 0 — 13 or more Waveform
Purge control solenoid valve B137 29ON: 1 or less
OFF: 10 — 13
ON: 1 or less
OFF: 13 — 14—
Pow er s te e r in g sw it c h B 1 3 4 33ON: 1 or less
OFF: 10 — 13
ON: 1 or less
OFF: 13 — 14—
DescriptionConnector
No.
Te r m i n a l
No.
Signal (V)
ReferenceIgnition SW ON
(engine OFF)
Engine ON
(idling)

EN(H6DO)(diag)-18
Engine Control Module (ECM) I/O Signal
ENGINE (DIAGNOSTICS)
Manifold absolute pressure sen-
sorB134 6 3.5 — 4.8 1.1 — 1.9 —
Air flow sensor
Signal B135 26 0.74 0.3 — 4.5 —
Shield B135 35 0 0 —
Ground B135 34 0 0 —
Intake air temperature sensor B135 18 3.15 — 3.33 3.15 — 3.33Intake air tempera-
ture 25°C (75°F)
Fr o nt ox yg e n ( A / F)
sensor RH
Signal (+) B135 9 2.8 — 3.2 2.8 — 3.2 —
Signal (–) B135 8 2.4 — 2.7 2.4 — 2.7 —
Shield B135 1 0 0 —
Fr o nt ox yg e n ( A / F)
sensor heater RH
Signal 1 B136 3 12 — 14 — Waveform
Signal 2 B136 2 12 — 14 — Waveform
Fr o nt ox yg e n ( A / F)
sensor LH
Signal (+) B135 11 2.8 — 3.2 2.8 — 3.2 —
Signal (–) B135 10 2.4 — 2.7 2.4 — 2.7 —
Shield B135 1 0 0 —
Fr o nt ox yg e n ( A / F)
sensor heater LH
Signal 1 B135 7 12 — 14 — Waveform
Signal 2 B135 6 12 — 14 — Waveform
Rear oxygen sen-
sor RH
Signal B135 4 0 0 — 0.9 —
Shield B135 1 0 0 —
Rear oxygen sensor heater RH
signalB136 4 12 — 14 — Waveform
Rear oxygen sen-
sor LH
Signal B135 15 0 0 — 0.9 —
Shield B135 1 0 0 —
Rear oxygen sensor heater LH
signalB136 5 12 — 14 — Waveform
Immobilizer communication 1 B136 26 10 10 —
Immobilizer communication 2 B136 34 10 10 —
Fuel pump control
unit
Diagnosis
signalB135 33 10 — 13 13 — 14 —
Control B136 12 0 0 or 5 —
Brake switch 1 B135 20
When brake pedal is
depressed: 0
When brake pedal is
released: 10 — 13
When brake pedal is
depressed: 0
When brake pedal is
released: 13 — 14
—
Brake switch 2 B135 28
When brake pedal is
depressed: 10 — 13
When brake pedal is
released: 0
When brake pedal is
depressed: 13 — 14
When brake pedal is
released: 0
—
Cruise control command switch B135 24
When operating
nothing: 3.5 — 4.5
When operating
RES/ACC: 2.5 — 3.5
When operating SET/
COAST: 0.5 — 1.5
When operating
CANCEL: 0 — 0.5
When operating
nothing: 3.5 — 4.5
When operating
RES/ACC: 2.5 — 3.5
When operating SET/
COAST: 0.5 — 1.5
When operating
CANCEL: 0 — 0.5
—
Cruise control main switch B135 12ON: 0
OFF: 5
ON: 0
OFF: 5—
Oil flow control sole-
noid valve RH
Signal (+) B137 17 0 0.6 —
Signal (–) B137 16 0 0 —
Oil flow control sole-
noid valve LH
Signal (+) B137 15 0 0.6 —
Signal (–) B137 14 0 0 —
DescriptionConnector
No.
Te r m i n a l
No.
Signal (V)
ReferenceIgnition SW ON
(engine OFF)
Engine ON
(idling)

EN(H6DO)(diag)-19
Engine Control Module (ECM) I/O Signal
ENGINE (DIAGNOSTICS)
Oil switching sole-
noid valve RH
Signal (+) B137 25 0 1.9 —
Signal (–) B137 24 0 0 —
Oil switching sole-
noid valve LH
Signal (+) B137 31 0 1.9 —
Signal (–) B137 30 0 0 —
Oil temperature sensor signal B134 23 1.0 — 1.4 1.0 — 1.4After engine is
warmed-up.
Va r i a b l e va l v e l i f t d i a g n o s i s o i l
pressure switch RHB134 31 0 0 —
Va r i a b l e va l v e l i f t d i a g n o s i s o i l
pressure switch LHB134 32 0 0 —
Generator control B136 10 0 — 6.5 0 — 6.5 —
SSM communication B136 161 or less ←→ 4 or
more
1 or less ←→ 4 or
more—
Fuel tank pressure sensor B135 32 2.3 2.7 —
Drain valve B136 17ON: 1 or less
OFF: 10 — 13
ON: 1 or less
OFF: 13 — 14—
Fuel temperature sensor B135 17 2.5 — 3.8 2.5 — 3.8Ambient tempera-
ture: 25°C (75°F)
CAN communication line (+) B136 27More than 2.0 ←→
Less than 4.5
More than 2.0 ←→
Less than 4.5—
CAN communication (–) B136 35More than 0.5 ←→
Less than 3.0
More than 0.5 ←→
Less than 3.0—
Ground (injector system 1) B137 26 0 0 —
Ground (injector system 2) B137 6 0 0 —
Ground (engine 1) B134 5 0 0 —
Ground (engine 2) B137 7 0 0 —
Ground (engine 3) B137 2 0 0 —
Ground (engine 4) B137 1 0 0 —
Ground (engine 5) B137 3 0 0 —
Ground (engine 6) B134 3 0 0 —
Ground (body) B136 6 0 0 —
DescriptionConnector
No.
Te r m i n a l
No.
Signal (V)
ReferenceIgnition SW ON
(engine OFF)
Engine ON
(idling)

EN(H6DO)(diag)-23
General Scan Tool
ENGINE (DIAGNOSTICS)
2. MODE $01 (CURRENT POWERTRAIN DIAGNOSTIC DATA)
Refer to data denoting the current operating condition of analog input/output, digital input/output or the pow-
ertrain system.
A list of the support data and PID (Parameter Identification) codes are shown in the following table.
NOTE:
Refer to general scan tool manufacturer’s operation manual to access generic OBD-II PIDs (MODE $01).
PID Data Unit of measure
01 Number of emission-related powertrain DTC and malfunction indicator light status ON/OFF
03 Fuel system control status—
04 Calculated engine load value%
05 Engine coolant temperature°C
06 Short term fuel trim (Bank 1)%
07 Long term fuel trim (Bank 1)%
08 Short term fuel trim (Bank 2)%
09 Long term fuel trim (Bank 2)%
0B Intake manifold absolute pressure kPa
0C Engine revolutionrpm
0D Vehicle speedkm/h
0E Ignition timing advance°
0F Intake air temperature°C
10 Air flow rate of manifold absolute pressure sensor g/sec
11 Throttle valve opening angle%
13 Check whether oxygen sensor is installed. —
15 Oxygen sensor output voltage (Bank 1 Sensor 2) V
15 Oxygen sensor compensation (Bank 1 Sensor 2) %
19 Oxygen sensor output voltage (Bank 2 Sensor 2) V
1C On-board diagnostic system—
24 Oxygen sensor output voltage and short term fuel trim associated with oxygen sensor (bank 1) V and %
28 Oxygen sensor output voltage and short term fuel trim associated with oxygen sensor (bank 2) V and %
34 A/F sensor lambda value (Bank 1 Sensor 1) —
34 A/F sensor current value (Bank 1 Sensor 1) mA
38 A/F sensor lambda value (Bank 2 Sensor 1) —
38 A/F sensor current value (Bank 2 Sensor 1) mA

EN(H6DO)(diag)-24
General Scan Tool
ENGINE (DIAGNOSTICS)
3. MODE $02 (POWERTRAIN FREEZE FRAME DATA)
Refer to data denoting the operating condition when trouble is detected by on-board diagnosis system.
A list of the support data and PID (Parameter Identification) codes are shown in the following table.
NOTE:
Refer to general scan tool manufacturer’s operation manual to access freeze frame data (MODE $02).
4. MODE $03 (EMISSION-RELATED POWERTRAIN DTC)
Refer to “List of Diagnostic Trouble Code (DTC)” for information about data denoting emission-related pow-
ertrain DTC.
5. MODE $04 (CLEAR/RESET EMISSION-RELATED DIAGNOSTIC INFORMATION)
Refer to the mode used to clear or reset emission-related diagnostic information (OBD-II trouble diagnostic
information).
NOTE:
Refer to general scan tool manufacturer's operation manual to clear or reset emission-related diagnostic in-
formation (MODE $04).
PID Data Unit of measure
02 DTC that caused CARB required freeze frame data storage —
03 Fuel system control status—
04 Calculated engine load value%
05 Engine coolant temperature°C
06 Short term fuel trim (Bank 1)%
07 Long term fuel trim (Bank 1)%
08 Short term fuel trim (Bank 2)%
09 Long term fuel trim (Bank 2)%
0B Intake manifold absolute pressure kPa
0C Engine speedrpm
0D Vehicle speedkm/h
0E Ignition timing advance°
0F Intake air temperature°C
10 Air flow rate of manifold absolute pressure sensor g/sec
11 Throttle valve opening angle%
15 Oxygen sensor output voltage (Bank 1 Sensor 2) V
15 Oxygen sensor compensation (Bank 1 Sensor 2) %
16 Oxygen sensor output voltage (Bank 2 Sensor 2) V
16 Oxygen sensor compensation (Bank 2 Sensor 2) %
1C On-board diagnostic system—