warning SUBARU TRIBECA 2009 1.G Service User Guide
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Page 68 of 2453
AB(diag)-44
Airbag Warning Light Failure
AIRBAG SYSTEM (DIAGNOSTICS)
Step Check Yes No
1CHECK COMBINATION METER.
Tu r n t h e i g n i t i o n s w i t c h t o O N , a n d c o n f i r m t h a t
warning light of combination meter is turned
on.
Do warning lights except for
airbag turn on?
Go to step 2.Check the combi-
nation meter.
2CHECK DTC.
Read the DTC.
OPERATION, Subaru Select Monitor.>
Is DTC displayed? Perform the diag-
nosis according to
DTC.
Go to step 3.
3CHECK FUSE NO. 5 (IN MAIN FUSE BOX).
Remove the fuse No. 5 and perform visual
inspection.
Is the fuse No. 5 (in main fuse
box) blown out?
Replace the fuse
No. 5. If the fuse
No. 5 is blown out
again, go to step
4.
Go to step 4.
4CHECK AIRBAG WARNING LIGHT CIRCUIT
(IN COMBINATION METER).
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the connector (AB1) from
(B31).
3) Connect the battery ground terminal and
turn the ignition switch to ON.
Does airbag warning light turn
on?
Go to step 5.Check the combi-
nation meter.
5CHECK AIRBAG MAIN HARNESS.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Connect the connector (AB1) to (B31).
3) Disconnect the connector (AB6) from air-
bag control module.
4) Connect the battery ground terminal and
turn the ignition switch to ON.
Does airbag warning light turn
on?
Replace the airbag
control module.
Module.>
Replace the airbag
main harness with
bulkhead harness.
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 73 of 2453
AB(diag)-49
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
14.Diagnostic Chart with Trouble Code
A: DTC 11 DRIVER'S AIRBAG FAILURE
DTC DETECTING CONDITION:
•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.
•Driver's airbag module is faulty.
•Airbag control module is faulty.
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.
NOTE:
Prior to starting work, prepare two airbag resistors (98299PA040).
Page 75 of 2453
AB(diag)-51
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
2CHECK DRIVER'S AIRBAG MODULE.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Remove the driver’s airbag module.
3) Connect the connector (1N) in the test har-
ness N to the connector (AB38).
4) Connect the airbag resistor to the connec-
tor (2N) of test harness N.
5) Connect the connector (1Q) in the test har-
ness Q to connector (AB37).
6) Connect the airbag resistor to the connec-
tor (2Q) of test harness Q.
7) Connect the battery ground terminal and
turn the ignition switch to ON.
Does the airbag warning light
illuminate for 6 seconds and go
off?
Replace the
driver's airbag
module.
Airbag Module.>
Go to step 3.
3CHECK ROLL CONNECTOR.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the test harness N from con-
nector (AB38).
3) Disconnect the test harness Q from con-
nector (AB37).
4) Remove the instrument panel lower cover
and disconnect the connector (AB7) from
(AB2).
5) Connect the connector (1P) in the test har-
ness P to connector (AB2).
6) Connect the airbag resistor to the connec-
tors (2P) and (3P) of test harness P.
7) Connect the battery ground terminal and
turn the ignition switch to ON.
Does the airbag warning light
illuminate for 6 seconds and go
off?
Replace the roll
connector.
nector.>
Go to step 4.
4CHECK AIRBAG MAIN HARNESS (DRIV-
ER'S AIRBAG HARNESS).
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the airbag resistor from the
connectors (2P) and (3P) of test harness P.
3) Remove the console side cover lower on
the passenger's side and disconnect the con-
nectors (AB10) and (AB9).
4) Disconnect the connector (AB6) from air-
bag control module, and connect the connector
(1U) in the test harness U.
5) Measure the resistance between connector
(2U) in the test harness U and connectors (2P)
and (3P) in the test harness P.
Connector & terminal
(2U) No. 2 — (2P) No. 1:
(2U) No. 4 — (2P) No. 2:
(2U) No. 8 — (3P) No. 3:
(2U) No. 12 — (3P) No. 4:
Is the resistance less than 10
Ω?
Go to step 5.Replace the airbag
main harness with
body harness.
Step Check Yes No
Page 77 of 2453
AB(diag)-53
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
B: DTC 12 PASSENGER'S AIRBAG FAILURE
DTC DETECTING CONDITION:
•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.
•Passenger's airbag module is faulty.
•Airbag control module is faulty.
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:
AB-00663
AB6
AB9
AB9
AB10
1110
34
78
12
AB6
1234567891011121314151617
1819202122232425262728
INFLATOR(PASSENGER SIDE)
AIRBAG CONTROL MODULE
1234
Page 78 of 2453
AB(diag)-54
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
Step Check Yes No
1CHECK POOR CONTACT OF CONNEC-
TORS.
Check for poor contact of the connectors
between the airbag control module and the
passenger's airbag module.
Is there poor contact? Replace the airbag
harness.
Go to step 2.
2CHECK PASSENGER'S AIRBAG MODULE.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Remove the console side cover lower on
the passenger's side.
3) Disconnect the connector (AB10) from
(AB9).
4) Connect the connector (1P) in the test har-
ness P to connector (AB9).
5) Connect the airbag resistor to the connec-
tors (2P) and (3P) of test harness P.
6) Connect the battery ground terminal and
turn the ignition switch to ON.
Does the airbag warning light
illuminate for 6 seconds and go
off?
Replace the pas-
senger's airbag
module.
ger’s Airbag Mod-
ule.>
Go to step 3.
3CHECK AIRBAG MAIN HARNESS (PASSEN-
GER'S AIRBAG HARNESS).
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the airbag resistor from the
connectors (2P) and (3P) of test harness P.
3) Remove the instrument panel lower cover
and disconnect the connector (AB7) from
(AB2).
4) Disconnect the connector (AB6) from air-
bag control module, and connect the connector
(1U) in the test harness U.
5) Measure the resistance between connector
(2U) in the test harness U and connectors (2P)
and (3P) in the test harness P.
Connector & terminal
(2U) No. 3 — (2P) No. 1:
(2U) No. 5 — (2P) No. 2:
(2U) No. 9 — (3P) No. 3:
(2U) No. 13 — (3P) No. 4:
Is the resistance less than 10
Ω?
Go to step 4.Replace the airbag
main harness with
body harness.
4CHECK AIRBAG MAIN HARNESS (PASSEN-
GER'S AIRBAG HARNESS).
Measure the resistance between connectors
(2U) in the test harness U, and between con-
nector (2U) and chassis ground.
Connector & terminal
(2U) No. 3 — (2U) No. 5:
(2U) No. 3 — Chassis ground:
(2U) No. 5 — Chassis ground:
(2U) No. 9 — (2U) No. 13:
(2U) No. 9 — Chassis ground:
(2U) No. 13 — Chassis ground:
Is the resistance more than 1
MΩ?
Go to step 5.Replace the airbag
main harness with
body harness.
Page 80 of 2453
AB(diag)-56
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
C: DTC 15 DRIVER'S AIRBAG FAILURE
DTC DETECTING CONDITION:
•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.
•Driver's airbag module is faulty.
•Airbag control module is faulty.
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.
NOTE:
Prior to starting work, prepare two airbag resistors (98299PA040).
WIRING DIAGRAM:
AB-01300
16171314
AB6
AB2
AB2
AB71234
AB6
AB381212
21
AB38
AB37
123421
AB37
1234567891011121314151617
1819202122232425262728
AIRBAG CONTROL MODULE
STEERINGROLL CONNECTOR
INFLATOR(DRIVER SIDE)
Page 81 of 2453
AB(diag)-57
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
Step Check Yes No
1CHECK POOR CONTACT OF CONNEC-
TORS.
Check for poor contact of the connectors
between the airbag control module and the
driver's airbag module.
Is there poor contact? Replace the airbag
harness.
Go to step 2.
2CHECK DRIVER'S AIRBAG MODULE.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Remove the driver’s airbag module.
3) Connect the connector (AB38) to the con-
nector (1N) in the test harness N.
4) Connect the airbag resistor to the connec-
tor (2N) of test harness N.
5) Connect the connector (1Q) in the test har-
ness Q to connector (AB37).
6) Connect the airbag resistor to the connec-
tor (2Q) of test harness Q.
7) Connect the battery ground terminal and
turn the ignition switch to ON.
Does the airbag warning light
illuminate for 6 seconds and go
off?
Replace the
driver's airbag
module.
Airbag Module.>
Go to step 3.
3CHECK ROLL CONNECTOR.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the test harness N from con-
nector (AB38).
3) Disconnect the test harness Q from con-
nector (AB37).
4) Remove the instrument panel lower cover
and disconnect the connector (AB7) from
(AB2).
5) Connect the connector (1P) in the test har-
ness P to connector (AB2).
6) Connect the airbag resistor to the connec-
tors (2P) and (3P) of test harness P.
7) Connect the battery ground terminal and
turn the ignition switch to ON.
Does the airbag warning light
illuminate for 6 seconds and go
off?
Replace the roll
connector.
nector.>
Go to step 4.
4CHECK AIRBAG MAIN HARNESS (DRIV-
ER'S AIRBAG HARNESS).
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the airbag resistor from the
connectors (2P) and (3P) of test harness P.
3) Remove the console side cover lower on
the passenger's side and disconnect the con-
nectors (AB10) and (AB9).
4) Disconnect the connector (AB6) from air-
bag control module, and connect the connector
(1U) in the test harness U.
5) Connect the battery ground terminal and
turn the ignition switch to ON. (Engine OFF)
6) Measure the voltage between connector
(2U) in the test harness U and chassis ground.
Connector & terminal
(2U) No. 4 (+) — Chassis ground (–):
(2U) No. 2 (+) — Chassis ground (–):
(2U) No. 8 (+) — Chassis ground (–):
(2U) No. 12 (+) — Chassis ground (–):
Is the voltage less than 1 V? Go to step 5.Replace the airbag
main harness with
body harness.
Page 83 of 2453
AB(diag)-59
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
D: DTC 16 PASSENGER'S AIRBAG FAILURE
DTC DETECTING CONDITION:
•Airbag main harness circuit (Passenger's side) is shorted to power supply.
•Airbag module harness circuit (Passenger's side) is shorted to power supply.
•Passenger's airbag module is faulty.
•Airbag control module is faulty.
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:
AB-00663
AB6
AB9
AB9
AB10
1110
34
78
12
AB6
1234567891011121314151617
1819202122232425262728
INFLATOR(PASSENGER SIDE)
AIRBAG CONTROL MODULE
1234
Page 84 of 2453
AB(diag)-60
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
Step Check Yes No
1CHECK POOR CONTACT OF CONNEC-
TORS.
Check for poor contact of the connectors
between the airbag control module and the
passenger's airbag module.
Is there poor contact? Replace the airbag
harness with chas-
sis harness.
Go to step 2.
2CHECK PASSENGER'S AIRBAG MODULE.
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Remove the console side cover lower on
the passenger's side.
3) Disconnect the connector (AB10) from
(AB9).
4) Connect the connector (1P) in the test har-
ness P to connector (AB9).
5) Connect the airbag resistor to the connec-
tors (2P) and (3P) of test harness P.
6) Connect the battery ground terminal and
turn the ignition switch to ON.
Does the airbag warning light
illuminate for 6 seconds and go
off?
Replace the pas-
senger's airbag
module.
ger’s Airbag Mod-
ule.>
Go to step 3.
3CHECK AIRBAG MAIN HARNESS (PASSEN-
GER'S AIRBAG HARNESS).
1) Turn the ignition switch to OFF, disconnect
the battery ground cable, and wait more than
20 seconds.
2) Disconnect the airbag resistor from the
connectors (2P) and (3P) of test harness P.
3) Remove the instrument panel lower cover
and disconnect the connector (AB7) from
(AB2).
4) Disconnect the connector (AB6) from air-
bag control module, and connect the connector
(1U) in the test harness U.
5) Measure the voltage between connector
(2U) in the test harness U and chassis ground.
Connector & terminal
(2U) No. 3 (+) — Chassis ground (–):
(2U) No. 5 (+) — Chassis ground (–):
(2U) No. 9 (+) — Chassis ground (–):
(2U) No. 13 (+) — Chassis ground (–):
Is the voltage less than 1 V? Go to step 4.Replace the airbag
main harness with
body harness.
4CHECK 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 5.
5CHECK 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.