fuse chart SUBARU TRIBECA 2009 1.G Service Workshop Manual
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Page 69 of 2453
AB(diag)-45
List of Diagnostic Trouble Code (DTC)
AIRBAG SYSTEM (DIAGNOSTICS)
13.List of Diagnostic Trouble Code (DTC)
A: LIST
DTC Display Content of diagnosis Reference target
11 Driver’s Airbag failure • Airbag main harness circuit is open, shorted
or shorted to ground.
•Airbag module harness (Driver's side) circuit
is open, shorted or shorted to ground.
•Roll connector circuit is open, shorted or
shorted to ground.
•Airbag control module is faulty.
•Driver's airbag module is faulty.
with Trouble Code.>
12 Passenger's Airbag failure • Airbag main harness circuit is open, shorted
or shorted to ground.
•Airbag module harness (Passenger's side)
circuit is open, shorted or shorted to ground.
•Airbag control module is faulty.
•Passenger's airbag module is faulty.
Chart with Trouble Code.>
15 Driver’s Airbag failure • Airbag main harness circuit (Driver’s side) is
shorted to power supply.
•Airbag module harness circuit (Driver’s side)
is shorted to power supply.
•Roll connector is shorted to power supply.
•Airbag control module is faulty.
•Driver’s airbag module is faulty.
with Trouble Code.>
16 Passenger's Airbag failure • Airbag main harness circuit (Passenger's
side) is shorted to power supply.
•Airbag module harness circuit (Passenger's
side) is shorted to power supply.
•Airbag control module is faulty.
•Passenger's airbag module is faulty.
Chart with Trouble Code.>
21 Airbag ECU failure Airbag control module is faulty.
Tr o u b l e C o d e . >
22 Front Airbag Firing output Front airbag module and seat belt pretensioner
(LH/RH) are inflated.
Chart with Trouble Code.>
23 Connector to Airbag ECU
failure
Connection of (AB6), (AB17) and (AB18) to air-
bag control module is improper.
nostic Chart with Trouble Code.>
24 IG1 open • Airbag control module is faulty.
•Airbag main harness circuit is open.
•Fuse No. 12 (in joint box) is blown.
•Airbag rear harness circuit is open.
Code.>
25 IG2 open • Airbag control module is faulty.
•Airbag main harness circuit is open.
•Fuse No. 25 (in joint box) is blown.
•Airbag rear harness circuit is open.
Code.>
26 Passenger's Airbag indi-
cator failure
•Passenger's airbag indicator is faulty.
•Airbag control module is faulty.
•Airbag main harness circuit is open, shorted
or shorted to ground.
•Body harness circuit is open.
Diagnostic Chart with Trouble Code.>
27 ODS Communication error • Occupant detection control module communi-
cation is faulty.
•Airbag rear harness circuit is open, shorted,
shorted to ground or shorted to power supply.
•Occupant detection harness is faulty.
•Airbag control module is faulty.
•Occupant detection system is faulty.
Chart with Trouble Code.>
Page 70 of 2453
AB(diag)-46
List of Diagnostic Trouble Code (DTC)
AIRBAG SYSTEM (DIAGNOSTICS)
29 ODS failure • Occupant detection sensor is faulty.
•Occupant detection control module is faulty.
•Occupant detection harness is faulty.
•Fuse No. 25 (in joint box) is blown.
Refer to “Occupant Detection System”
for details on DTC 29.
Procedure with Diagnostic Trouble Code
(DTC).>
2A ODS Calibration error System calibration (Rezeroing) of the occupant
detection system was not ended normally.
Refer to “Occupant Detection System”
for details on DTC 2A.
DETECTION CALIBRATION FAILURE,
Diagnostic Procedure with Diagnostic
Tr o u b l e C o d e ( D T C ) . >
2B ODS System Wrong error • Wrong airbag control module was installed.
•Wrong occupant detection system was
installed.
•Occupant detection system is faulty.
Refer to “Occupant Detection System”
for details on DTC 2B.
OUS PARTS, Diagnostic Procedure with
Diagnostic Trouble Code (DTC).>
2C Belt Tension Sensor fail-
ure
•Passenger’s seat belt tension sensor is faulty.
•Occupant detection system is faulty.
•Airbag rear harness circuit is open, shorted,
shorted to ground or shorted to power supply.
•Occupant detection harness is faulty.
Refer to “Occupant Detection System”
for details on DTC 2C.
SENSOR FAILURE, Diagnostic Proce-
dure with Diagnostic Trouble Code
(DTC).>
31 Front Sub Sensor RH fail-
ure
•Front sub sensor harness (RH) circuit is open
or shorted.
•Front sub sensor (RH) is faulty.
•Airbag control module is faulty.
Chart with Trouble Code.>
32 Front Sub Sensor LH fail-
ure
•Front sub sensor harness (LH) circuit is open
or shorted.
•Front sub sensor (LH) is faulty.
•Airbag control module is faulty.
Chart with Trouble Code.>
33 Front Sub Sensor RH fail-
ure
Fr o nt su b se ns or ( RH) i s fa u lt y. < Re f. t o A B ( d ia g ) - 76 , D TC 3 3 F RONT
SUB SENSOR RH FAILURE, Diagnostic
Chart with Trouble Code.>
34 Front Sub Sensor LH fail-
ure
Fr o nt su b se ns or ( RH) i s fa u lt y. < Re f. t o A B ( d ia g ) - 76 , D TC 3 4 F RONT
SUB SENSOR LH FAILURE, Diagnostic
Chart with Trouble Code.>
36 Seat Position Sensor LH
failure
•Driver's seat position sensor is faulty.
•Airbag control module is faulty.
•Airbag rear harness LH circuit is open,
shorted or shorted to ground.
Diagnostic Chart with Trouble Code.>
37 Buckle Switch RH failure • Passenger's seat buckle switch circuit is
open, shorted or shorted to ground.
•Occupant detection system is faulty.
•Occupant detection harness is faulty.
Refer to “Occupant Detection System”
for details on DTC 37.
URE, Diagnostic Procedure with Diag-
nostic Trouble Code (DTC).>
38 Buckle Switch LH failure • Driver's seat buckle switch circuit is open,
shorted or shorted to ground.
•Airbag rear harness LH circuit is open,
shorted or shorted to ground.
•Airbag control module is faulty.
with Trouble Code.>
39 Seatbelt Warning failure • Airbag control module is faulty.
•Body integrated module is faulty.
•Harness circuits between body integrated
module and air bag control module are open,
shorted or shorted to ground.
Chart with Trouble Code.>
41 Side Airbag RH failure • Side airbag harness (RH) circuit is faulty.
•Side airbag module (RH) is faulty.
•Airbag control module is faulty.
with Trouble Code.>
DTC Display Content of diagnosis Reference target
Page 88 of 2453
AB(diag)-64
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
H: DTC 24 IG1 OPEN
DTC DETECTING CONDITION:
•Airbag control module is faulty.
•Airbag main harness circuit is open.
•Fuse No. 12 (in joint box) is blown.
•Body harness circuit is open.
CAUTION:
•Before diagnosing the airbag system, be sure to turn the ignition switch to OFF, disconnect the
ground terminal from battery, and wait more than 20 seconds before starting to work.
•After replacing the airbag module, seat belt pretensioner, roll connector, control module and sen-
sor, reconnect each part and confirm that the warning light operates properly.
•When inspecting the airbag main harness, disconnect the airbag module connectors and seat belt
pretensioners of the driver’s and passenger’s seats for safety reasons.
WIRING DIAGRAM:
AB6
AB6
NO.12
5
AB-00939
1234567891011121314151617
1819202122232425262728
IGNITIONSWITCH
BATTERY
AIRBAG CONTROL MODULE
B31
AB110
AB1
123456789101112
Page 89 of 2453
AB(diag)-65
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
Step Check Yes No
1CHECK AIRBAG CONTROL MODULE.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the connector (AB6) from air-
bag control module.
3) Connect the connector (1U) in the test har-
ness U to connector (AB6).
4) Connect the battery ground terminal and
turn the ignition switch to ON.
5) Measure the voltage between connector
(2U) in the test harness U and chassis ground.
Connector & terminal
(2U) No. 1 (+) — Chassis ground (–):
Is the voltage more than 10 V? Replace the airbag
control module.
Module.>
Go to step 2.
2CHECK FUSE NO. 12 (IN JOINT BOX).
1) Confirm that the ignition switch is turned to
OFF.
2) Remove the fuse No. 12 (in joint box) and
perform visual inspection.
Is the fuse No. 12 blown out? Replace the fuse
No. 12. If fuse No.
25 is blown out
again, repair the
body harness.
Replace the airbag
main harness with
body harness.
Go to step 3.
3CHECK AIRBAG CONTROL MODULE.
1) Connect all the connectors.
2) Erase the memory.
3) Perform the inspection mode.
4) Read the DTC.
Is the same DTC displayed? Replace the airbag
control module.
Module.>
Go to step 4.
4CHECK ANY OTHER DTC ON DISPLAY.Is any other DTC displayed? Check DTC using
“List of Diagnostic
Tr o u b l e C o d e
(DTC)”.
of Diagnostic Trou-
ble Code (DTC).>
Finish the diagno-
sis.
Page 90 of 2453
AB(diag)-66
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
I: DTC 25 IG2 OPEN
DTC DETECTING CONDITION:
•Airbag control module is faulty.
•Airbag main harness circuit is open.
•Fuse No. 25 (in joint box) is blown.
•Body harness circuit is open.
CAUTION:
•Before diagnosing the airbag system, be sure to turn the ignition switch to OFF, disconnect the
ground terminal from battery, and wait more than 20 seconds before starting to work.
•After replacing the airbag module, seat belt pretensioner, roll connector, control module and sen-
sor, reconnect each part and confirm that the warning light operates properly.
•When inspecting the airbag main harness, disconnect the airbag module connectors and seat belt
pretensioners of the driver’s and passenger’s seats for safety reasons.
WIRING DIAGRAM:
AB6
B31
AB1
AB6
NO.25
6
AB-00938
1234567891011121314151617
1819202122232425262728
IGNITIONSWITCH
BATTERY
AIRBAG CONTROL MODULE
9
AB1
123456789101112
Page 91 of 2453
AB(diag)-67
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
Step Check Yes No
1CHECK AIRBAG CONTROL MODULE.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the connector (AB6) from air-
bag control module.
3) Connect the connector (1U) in the test har-
ness U to connector (AB6).
4) Connect the battery ground terminal and
turn the ignition switch to ON.
5) Measure the voltage between connector
(2U) in the test harness U and chassis ground.
Connector & terminal
(2U) No. 6 (+) — Chassis ground (–):
Is the voltage more than 10 V? Replace the airbag
control module.
Module.>
Go to step 2.
2CHECK FUSE NO. 25 (IN JOINT BOX).
1) Confirm that the ignition switch is turned to
OFF.
2) Remove the fuse No. 25 (in joint box) and
perform visual inspection.
Is the fuse No. 25 blown out? Replace the fuse
No. 25. If fuse No.
12 is blown out
again, repair the
body harness. Or
replace the airbag
main harness with
body harness.
Go to step 3.
3CHECK AIRBAG CONTROL MODULE.
1) Connect all the connectors.
2) Erase the memory.
3) Perform the inspection mode.
4) Read the DTC.
Is the same DTC displayed? Replace the airbag
control module.
Module.>
Go to step 4.
4CHECK ANY OTHER DTC ON DISPLAY.Is any other DTC displayed? Check DTC using
“List of Diagnostic
Tr o u b l e C o d e
(DTC)”.
of Diagnostic Trou-
ble Code (DTC).>
Finish the diagno-
sis.
Page 94 of 2453
AB(diag)-70
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
K: DTC 27 ODS COMMUNICATION ERROR
DTC DETECTING CONDITION:
•Occupant detection control module communication is faulty.
•Airbag rear harness circuit is open, shorted, shorted to ground or shorted to power supply.
•Occupant detection harness (seat harness) is faulty.
•Occupant detection system is faulty.
•Airbag control module is faulty.
Step Check Yes No
1CHECK POOR CONTACT OF CONNEC-
TORS.
Check for poor contact of the connectors
between the airbag control module and the
occupant detection control module.
Is there poor contact? Reconnect the
connector. If
defective is not
improved, replace
the airbag rear
harness RH or the
occupant detection
harness (seat har-
ness).
Go to step 2.
2CHECK THE AIRBAG HARNESS.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the connector (AB18) from air-
bag control module.
3) Disconnect the connectors (AB59) and
(AB61) under the passenger's seat.
4) Connect the connector (1U) in the test har-
ness U to connector (AB18).
5) Connect the connector (1AB) in the test
harness AB to the connector (AB61).
6) Measure the resistance between connector
(3U) in the test harness U and connector (2AB)
in the test harness AB.
Connector & terminal
(3U) No. 2 — (2AB) No. 1:
(3U) No. 4 — (2AB) No. 2:
Is the resistance less than 10
Ω?
Go to step 3.Replace the airbag
rear harness RH
with body harness.
3CHECK THE AIRBAG HARNESS.
Measure the resistance between connector
(3U) in the test harness U and chassis ground.
Connector & terminal
(3U) No. 2 — Chassis ground:
(3U) No. 2 — (3U) No.4:
Is the resistance less than 10
Ω?
Go to step 4.Replace the airbag
rear harness RH
with the body har-
ness.
4CHECK THE AIRBAG HARNESS.
1) Turn the ignition switch to ON.
2) Measure the voltage between connector
(2AB) in the test harness AB and chassis
ground.
Connector & terminal
(2AB) No. 3 — chassis ground:
Is the voltage more than 9 V? Go to step 5.Check the battery
voltage and fuse. If
there is no faulty,
replace the airbag
rear harness RH
with body harness.
Page 427 of 2453
IM (diag)-11
Diagnostics Chart for Security Indicator Light
IMMOBILIZER (DIAGNOSTICS)
2CHECK BODY INTEGRATED UNIT GROUND
CIRCUIT.
Measure the resistance between body inte-
grated unit harness connector terminal and
chassis ground.
Connector & terminal
(B280) No. 22 — Chassis ground:
(B281) No. 8, No. 9 — Chassis ground:
Is the resistance less than 10
Ω?
Go to step 3.Repair the open
circuit of body inte-
grated unit ground
circuit.
3CHECK BODY INTEGRATED UNIT IGNITION
CIRCUIT.
1) Turn the ignition switch to ON.(Engine OFF)
2) Measure the voltage between body inte-
grated unit harness connector terminal and
chassis ground.
Connector & terminal
(i84) No. 1 (+) — Chassis ground (–):
Is the voltage more than 10 V? Go to step 4.Check the harness
for open or shor t
circuit between
body integrated
unit and ignition
switch.
4CHECK BODY INTEGRATED UNIT POWER
SUPPLY CIRCUIT.
1) Turn the ignition switch to OFF.
2) Measure the voltage between body inte-
grated unit harness connector terminal and
chassis ground.
Connector & terminal
(B280) No. 7 (+) — Chassis ground (–):
(B281) No. 2 (+) — Chassis ground (–):
Is the voltage more than 10 V? Replace the body
integrated unit
Unit.> and replace
all the ignition keys
(including tran-
sponder). Execute
the registration
procedure next.
Refer to the “REG-
ISTRATION MAN-
UAL FO R
IMMOBILIZER”.
Check the harness
for open or shor t
circuit between
body integrated
unit and fuse.
5INSPECT WARNING BOX CIRCUIT.
1) Remove the warning box.
2) Measure the voltage between the warning
box harness connector terminal and chassis
ground.
Connector & terminal
(i116) No. 1 (+) — Chassis ground (–):
Is the voltage more than 10 V? Go to step 6.Check the harness
for open or shor t
circuit between
warning box and
fuse.
6INSPECT WARNING BOX CIRCUIT.
Measure the resistance between body inte-
grated unit harness connector terminal and
warning box harness connector terminal.
Connector & terminal
(i84) No. 33 — (i116) No. 2:
Is the resistance less than 10
Ω?
LED bulb malfunc-
tion. Replace the
warning box.
REMOVAL, Warn-
ing Box.>
Repair the har-
ness or connector.
Step Check Yes No
Page 429 of 2453
IM (diag)-13
Diagnostics Chart for Security Indicator Light
IMMOBILIZER (DIAGNOSTICS)
Step Check Yes No
1CHECK POWER SUPPLY CIRCUIT.
1) Disconnect the harness connector from key
warning switch.
2) Turn the ignition switch to “ACC” or “LOCK”
(with key inserted).
3) Measure the voltage between key warning
switch harness connector terminal and chassis
ground.
Connector & terminal
(B350) No. 3 (+) — Chassis ground (–):
Is the voltage more than 10 V? Go to step 2.Check the harness
for open or shor t
circuit between
key warning switch
and fuse.
2 CHECK KEY WARNING SWITCH.
1) Insert the ignition key to ignition
switch.(OFF or ACC)
2) Measure the resistance between key warn-
ing switch terminals.
Connector & terminal
No. 3 — No. 4:
Is the resistance less than 1
Ω?
Go to step 3.Replace the key
warning switch.
3 CHECK KEY WARNING SWITCH.
1) Remove the ignition key from ignition
switch.
2) Measure the resistance between key warn-
ing switch terminals.
Connector & terminal
No. 3 — No. 4:
Is the resistance more than 1
MΩ?
Go to step 4.Replace the key
warning switch.
4CHECK HARNESS BETWEEN KEY WARN-
ING SWITCH AND BODY INTEGRATED
UNIT.
1) Disconnect the harness connector from key
warning switch.
2) Disconnect the harness connector from
body integrated unit.
3) Measure the resistance between key warn-
ing switch harness connector terminal and
body integrated unit harness connector termi-
nal.
Connector & terminal
(B350) No. 4 — (B281) No. 7:
Is the resistance less than 10
Ω?
Replace the body
integrated unit
Unit.> and replace
all the ignition keys
(including tran-
sponder). Execute
the registration
procedure next.
Refer to the “REG-
ISTRATION MAN-
UAL FO R
IMMOBILIZER”.
Repair the har-
ness between key
warning switch
and body inte-
grated unit.
Page 446 of 2453
IDI-7
Combination Meter System
INSTRUMENTATION/DRIVER INFO
3. SYMPTOM CHART
CAUTION:
When measuring the voltage and resistance of each control module or sensor, use a tapered pin with
a diameter of less than 0.64 mm (0.025 in) in order to avoid poor contact. Do not insert the pin more
than 2 mm (0.08 in).
4. CHECK POWER SUPPLY AND GROUND CIRCUIT
Symptom Repair order Note
Combination meter assembly does not
operate.
1. Power supply
2. Ground circuit
3. Combination meter
Combination Meter System.>
Speedometer does not operate. 1. VDCCM
2. Harness
3. Combination meter
tem.>
Ta c h o m e t e r d o e s n o t o p e r a t e . 1 . E C M
2. Harness
3. Combination meter
Combination Meter System.>
Fuel gauge does not operate. 1. Communication circuit
2. Fuel level sensor
3. Harness
4. Combination meter
Meter System.>
Engine coolant temperature gauge does
not operate.
1. Communication circuit
2. Engine coolant temperature sensor
3. Harness
4. Combination meter
INSPECTION, Combination Meter Sys-
tem.>
Error display is shown on the odo/trip
meter.
Communication circuit
nation Meter System.>
Step Check Yes No
1CHECK POWER SUPPLY FOR COMBINA-
TION METER.
1) Remove the combination meter.
2) Disconnect the combination meter harness
connector.
3) Turn the ignition switch to ON.
4) Measure the voltage between combination
meter connector and chassis ground.
Connector & terminal
(i10) No. 3, 4 (+) — Chassis ground (–):
Is the voltage more than 10 V? Go to step 2.Check the harness
for open or shor t
between the igni-
tion switch and
combination
meter.
2CHECK POWER SUPPLY FOR COMBINA-
TION METER.
Measure the voltage between combination
meter connector and chassis ground.
Connector & terminal
(i10) No. 1, 2 (+) — Chassis ground (–):
Is the voltage more than 10 V? Go to step 3.Check the harness
for open or shor t
between the fuse
and combination
meter.
3CHECK GROUND CIRCUIT OF COMBINA-
TION METER.
1) Turn the ignition switch to OFF.
2) Measure the resistance of harness
between combination meter connector and
chassis ground.
Connector & terminal
(i10) No. 15, 16 — Chassis ground:
Is the resistance less than 10
Ω?
Replace the meter
case assembly.
Repair the wiring
harness.