relay SUBARU TRIBECA 2009 1.G Service Owner's Manual

LAN(diag)-10
Control Module I/O Signal
LAN SYSTEM (DIAGNOSTICS)
Manual switch (UNLOCK) i84 A29 Less than 1 ΩDoor unlock switch ON
Door lock power supply i84 A34 10 — 13 V Always
All door lock output i84 A7 10 — 13 V Manual lock switch, door key switch ON
Driver’s door UNLOCK
outputi84 A23 10 — 13 V Driver’s seat unlock signal ON
All door UNLOCK output i84 A8 10 — 13 V ALL door unlock signals ON
Rear gate UNLOCK out-
puti84 A22 10 — 13 VWhen rear gate release switch ON with
all seats unlocked
Rear gate release switch B281 C22 0 V Rear gate release switch ON
Key/shift lock power sup-
plyB281 C1 10 — 13 V Always
Shift lock output B280 B6 10 — 13 VIgnition switch ON, shift position “P”
range, foot brake ON (Only AT)
Key locking output B280 B5 10 — 13 VOther than “P” range, ignition switch
ON
Wiper deicer switch i84 A14 0 V Wiper deicer switch ON
Wiper deicer relay output B280 B14 0 V Wiper deicer relay ON
Rear defogger switch i84 A28 0 V Rear defogger switch ON
Rear defogger relay out-
putB281 B16 0 V Rear defogger relay ON
Shift switch (ON) B281 C26 0 V At Manual mode
Shift switch (UP) B281 C15 0 V At Manual mode UP
Shift switch (DOWN) B281 C25 0 V At Manual mode DOWN
Shift button switch B281 C24 0 VWhen shift lever release button is oper-
ated
P range switch B281 C13 0 V Shift range P position
Impact sensor B281 C5 8 V or moreImpact sensor ON (Model with impact
sensor)
Fuel level sensor B281 C19 0 — 102.3 Ω
Resistance differs according to the fuel
level (displays resistance combining
level gauge main and sub)
Ambient temperature sen-
sor
B281 C3 0.5 — 4.5 V SIG
B281 C10 0 V GND
Seat belt switch (driver’s
seat)i84 A4 0 V When driver’s seat belt is worn
Seat belt switch (Passen-
ger’s seat)i84 A13 0 V When passenger’s seat belt is worn
Seat belt warning light
(driver’s seat)i84 A20 0 V When driver’s seat belt is worn
Seat belt warning light
(Passenger’s seat)B280 C27 0 V When passenger’s seat belt is worn
Rear wiper switch (ON) B281 C6 0 V Rear wiper switch ON
Rear wiper switch (INT) B281 C18 0 V Rear wiper switch ON
Rear washer switch B281 C27 0 V Rear washer switch ON
Rear wiper power supply B280 B21 10 — 13 V Ignition switch ON
Rear wiper ON output B280 B1 10 — 13 V Rear wiper switch ON
Rear wiper return B280B8 0 VAt wiper reversingB1 — B8 0 V
Room lamp output B280 B3 0 VWhen LOCK, UNLOCK with keyless
entry
Map lamp output B280D2 0 V When using map lamp
D9 0 V When using map lamp
DescriptionConnec-
tor No.
Te r m i n a l
No.
Signal (V)
NoteIgnition switch ON
(Engine OFF)

LAN(diag)-15
Subaru Select Monitor
LAN SYSTEM (DIAGNOSTICS)
P seatbelt SW input ON/OFFBody integrated unit input
valuePa s se ng e r ’s se at bu ckl e sw it c h ON
Fr wi pe r in p ut O N/O FFBody integrated unit input
valueOn when front wiper is operating
Registration SW input ON/OFFBody integrated unit input
value
Not supported by North American specifica-
tions
Identification SW input ON/OFFBody integrated unit input
value
Not supported by North American specifica-
tions
R defogger output ON/OFFBody integrated unit output
valueOn when rear defogger relay is operating
Door lock actuator LOCK
outputON/OFFBody integrated unit output
valueOn when lock signal is output
All seat UNLOCK output ON/OFFBody integrated unit output
valueOn when unlock signal is output
D-seat UNLOCK output ON/OFFBody integrated unit output
valueOn when unlock signal is output
R gate/trunk UNLK output ON/OFFBody integrated unit output
value
On when rear gate/trunk unlock signal is
output
Double lock output ON/OFFBody integrated unit output
value
Not supported by North American specifica-
tions
R wiper output ON/OFFBody integrated unit output
valueOn when rear wiper is operating
Shift Lock Solenoid ON/OFFBody integrated unit output
valueOn when shift lock solenoid is operating
Key locking output ON/OFFBody integrated unit output
valueOn when key lock solenoid is operating
wiper deicer SW input ON/OFFBody integrated unit output
valueOn when wiper deicer is operating
Starter cutting output ON/OFFBody integrated unit output
value
Not supported by North American specifica-
tions
Hazard Output ON/OFFBody integrated unit output
value
On when keyless lock/unlock signal is
received (when keyless switch connector is
removed)
Keyless Buzzer Output ON/OFFBody integrated unit output
value
On when keyless lock/unlock signal is
received (when keyless switch connector is
removed)
Horn Output ON/OFFBody integrated unit output
valueOn when security warning is operating
Siren Output ON/OFFBody integrated unit output
value
On when siren is installed, customize set-
tings are enabled, and security warning is
operating
D-belt warning light O/P ON/OFFBody integrated unit output
value
On when Ignition switch is turned to ON,
and buckle switch is turned off
P-belt warning light O/P ON/OFFBody integrated unit output
value
On when Ignition switch is turned to ON,
occupant is seated, and buckle switch is
turned off
Illumination lamp O/P ON/OFFBody integrated unit output
valueOn when illumination is illuminated
Room lamp output ON/OFFBody integrated unit output
value
On when keyless lock/unlock signal is
received (when keyless switch connector is
removed)
key illumi. lamp o/p ON/OFFBody integrated unit output
valueOn when key illumination light is illuminated
R fog light output ON/OFFBody integrated unit output
value
Not supported by North American specifica-
tions
R fog lamp monitor ON/OFFBody integrated unit output
value
Not supported by North American specifica-
tions
Items to be displayed Unit of measure Description Note

LAN(diag)-32
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
LAN SYSTEM (DIAGNOSTICS)
12.Diagnostic Procedure with Diagnostic Trouble Code (DTC)
A: COMMUNICATION FOR INITIALIZING IMPOSSIBLE
NOTE:
•DTC is displayed in the sequence of the amount of counter numbers.
•When more than two DTCs are displayed, perform the diagnosis of top one.
DIAGNOSIS:
Subaru Select Monitor communication line is open or shorted.
TROUBLE SYMPTOM:
Not communicable with Subaru Select Monitor.
WIRING DIAGRAM:
10
A1B19
12345678
910111213141516
B40
DATA LINK CONNECTOR
i84BODY INTEGRATED UNIT
A:
B280B:
IGNITION RELAY
B40i84A:B280B:
LAN00148
567821943102422 23 25111213141526 27281617181920 21
1234567891011121314151617181920212223242526272829303132333435

LAN(diag)-40
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
LAN SYSTEM (DIAGNOSTICS)
F: DTC B0103 IGNITION POWER FAILURE
DTC DETECTING CONDITION:
IGN power supply circuit is open or shorted.
TROUBLE SYMPTOM:
Symptoms such as illuminating the malfunction indicator light or high speed CAN error display “Er HC” may
occur.
WIRING DIAGRAM:
LAN00150
BODY INTEGRATED UNIT
A1A24
MICRO COMPUTER
B1A8
B72
IGNITION SWITCH
1B
2
4
ACC
ACCOFF
IG
ON
B52B:
34128910 1112 13 14 15 16 17 18 19 20 21 22 23 24567
B280B:
B281C:
567821943102422 2325111213141526 27281617181920 21
5467821931022 23111213141524 25 26 2716171828 29192021 30
i84A:
1234567891011121314151617181920212223242526272829303132333435
12345678910 11 12 19 2013 14 15 16 17 18
i5A:
ACC POWER SUPPLY
B52i5A:B:
E
MAIN SBF-11
FB-28 NO.31
BATTERY
IG POWER SUPPLY
i84
B280B:
A:
B281C:
A21C9B22C8
EE
FB-37 NO.12
B72
134562
FUSE &RELAY BOX
Step Check Yes No
1CHECK FUSE.
1) Turn the ignition switch to OFF.
2) Remove the fuse (No. 12).
Is the fuse blown out? Replace the fuse
(No. 12). If the
replaced fuse has
blown out easily,
repair the short cir-
cuit of harness
between fuse (No.
12) and body inte-
grated unit.
Go to step 2.

LAN(diag)-42
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
LAN SYSTEM (DIAGNOSTICS)
G: DTC B0104 ACC POWER FAILURE
DTC DETECTING CONDITION:
ACC power supply circuit is open or shorted.
TROUBLE SYMPTOM:
Rear wiper may not operate at ACC position.
WIRING DIAGRAM:
LAN00150
BODY INTEGRATED UNIT
A1A24
MICRO COMPUTER
B1A8
B72
IGNITION SWITCH
1B
2
4
ACC
ACCOFF
IG
ON
B52B:
34128910 1112 13 14 15 16 17 18 19 20 21 22 23 24567
B280B:
B281C:
567821943102422 2325111213141526 27281617181920 21
5467821931022 23111213141524 25 26 2716171828 29192021 30
i84A:
1234567891011121314151617181920212223242526272829303132333435
12345678910 11 12 19 2013 14 15 16 17 18
i5A:
ACC POWER SUPPLY
B52i5A:B:
E
MAIN SBF-11
FB-28 NO.31
BATTERY
IG POWER SUPPLY
i84
B280B:
A:
B281C:
A21C9B22C8
EE
FB-37 NO.12
B72
134562
FUSE &RELAY BOX
Step Check Yes No
1CHECK FUSE.
1) Turn the ignition switch to OFF.
2) Remove the fuse (No. 31).
Is the fuse blown out? Replace the fuse
(No. 31). If the
replaced fuse has
blown out easily,
repair the short cir-
cuit of harness
between fuse (No.
31) and body inte-
grated unit.
Go to step 2.

LAN(diag)-76
General Diagnostic Table
LAN SYSTEM (DIAGNOSTICS)
13.General Diagnostic Table
A: INSPECTION
Read the DTC or inspect and diagnose the following data in the current data display using Subaru Select
Monitor.
1. LAN SYSTEM
Item OperationSpecificationsNoteYES NO
Diagnostic codeDTC is not displayed when inspect-
ing all DTCs.
DTC is not dis-
played.
Perfor m the diag-
nosis according to
DTC.
Refer to the DTC table
when there are trouble
codes of the CAN commu-
nication system for a mul-
tiple of modules. LAN(diag)-31, FUNC-
TION CHECK, DTC
TA B L E , L i s t o f D i a g n o s t i c
Tr o u b l e C o d e ( D T C ) . >
Coolant Temp.
Check the current data display of
ECM, TCM and body integrated
unit. Three data value are the
same.
Same valuesInspect LAN sys-
tem.
If engine coolant tempera-
ture sensor is not OK,
inspect the sensor circuit.
R defogger SWIt turns to ON when pressing
switch. (Low-speed CAN is OK)Tu r n s t o O N .Inspect rear defog-
ger switch.
Rear defogger switch is
connected with Low-
speed CAN.
R defogger output When switch input, it is output. OutputReplace the body
integrated unit.
If not operating with out-
put, check the rear defog-
ger relay.
Door lock SWWhen locked with door lock switch,
it turns to ON.Tu r n s t o O N .Inspect door lock
switch.

Door lock actuatorWhen locked with door lock switch,
it is output.OutputReplace the body
integrated unit.—

LI-3
Headlight and Tail Light System
LIGHTING SYSTEM
2. Headlight and Tail Light Sys-
tem
A: WIRING DIAGRAM
1. HALOGEN TYPE HEADLIGHT
System.>
2. CLEARANCE LIGHT AND ILLUMINA-
TION LIGHT
Light and Illumination Light System.>
B: INSPECTION
1. HEADLIGHT SWITCH
(Light).>
2. HEADLIGHT RELAY
Connect terminal No. 4 to the battery positive termi-
nal and terminal No. 3 to the battery ground termi-
nal, and measure the headlight relay resistance
between terminals.
3. TAIL AND ILLUMINATION RELAY
Connect terminal No. 4 to the battery positive termi-
nal and terminal No. 3 to the battery ground termi-
nal, and measure the resistance between tail and
illumination relay terminals.
Current Terminal No. Standard
Ye s1 and 2Less than 1 Ω
No 1 MΩ or more
LI-00001
(1)(2)
(1)
(4)
(2)
(3)
(3)(4)
Current Terminal No. Standard
Ye s1 and 2Less than 1 Ω
No 1 MΩ or more
LI-00001
(1)(2)
(1)
(4)
(2)
(3)
(3)(4)

LI-4
Front Fog Light System
LIGHTING SYSTEM
3. Front Fog Light System
A: WIRING DIAGRAM
1. FRONT FOG LIGHT
Light System.>
B: INSPECTION
1. FRONT FOG LIGHT SWITCH
Measure the resistance between front fog light
switch terminals.
(Light).>
2. FRONT FOG LIGHT RELAY
Connect terminal No. 4 to battery positive terminal
and terminal No. 3 to battery ground terminal, and
measure the front fog light relay resistance be-
tween terminals.
Current Terminal No. Standard
Ye s1 and 2Less than 1 Ω
No 1 MΩ or more
LI-00001
(1)(2)
(1)
(4)
(2)
(3)
(3)(4)

LI-6
Back-up Light System
LIGHTING SYSTEM
5. Back-up Light System
A: WIRING DIAGRAM
1. BACK-UP LIGHT
System.>
B: INSPECTION
1. BACK-UP LIGHT RELAY
Measure the resistance between headlight relay
terminals when connecting terminal No. 4 to the
battery positive terminal and terminal No. 3 to the
battery ground terminal.
Current Terminal No. Standard
Ye s1 and 2Less than 1 Ω
No 1 MΩ or more
LI-00001
(1)(2)
(1)
(4)
(2)
(3)
(3)(4)

SL-8
Door Lock Control System
SECURITY AND LOCKS
2. Door Lock Control System
A: WIRING DIAGRAM
1. DOOR LOCK CONTROL

B: INSPECTION
1. SYMPTOM CHART
2. CHECK FUSE
3. CHECK POWER SUPPLY & GROUND CIRCUIT
Symptom Repair order Reference
The door lock control system does
not operate.
1. Check the fuse. TION, Door Lock Control System.>
2. Check the power supply and ground cir-
cuit for body integrated unit.
GROUND CIRCUIT, INSPECTION, Door
Lock Control System.>
3. Check the door lock switch and the circuit. SWITCH., INSPECTION, Door Lock Con-
trol System.>
4. Check the door lock actuator and the cir-
cuit.
ACTUATOR & CIRCUIT, INSPECTION,
Door Lock Control System.>
The door lock switch does not oper-
ate.
Check the door lock switch. SWITCH., INSPECTION, Door Lock Con-
trol System.>
A specific door lock actuator does
not operate.
Check the door lock actuator and circuit. ACTUATOR & CIRCUIT, INSPECTION,
Door Lock Control System.>
Step Check Yes No
1CHECK FUSE.
Remove and visually check the fuse No. 3 (in
the fuse and relay box) and No. 7 (in the fuse
and relay box).
Is the fuse blown out? Replace the fuse
with a new one.
Check the power
supply and ground
circuit. SL-8, CHECK
POWER SUPPLY
& GROUND CIR-
CUIT, INSPEC-
TION, Door Lock
Control System.>
Step Check Yes No
1CHECK POWER SUPPLY.
1) Disconnect the harness connector of body
integrated unit.
2) Measure the voltage between harness con-
nector terminal and chassis ground.
Connector & terminal
(i84) No. 34 (+) — Chassis ground (–):
(B281) No. 2 (+) — Chassis ground (– ):
Is the voltage more than 10 V? Go to step 2.Check the harness
for open or shor t
circuit between
body integrated
unit and fuse.
2CHECK GROUND CIRCUIT.
Measure the resistance between harness con-
nector terminal and chassis ground.
Connector & terminal
(B280) No. 22 — Chassis ground:
(B281) No. 8, 9 — Chassis ground:
Is the resistance less than 10
Ω?
The power supply
and ground circuit
are OK.
Repair the har-
ness.