2009 SUBARU TRIBECA Harness

AB(diag)-50
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
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)
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.

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. AB-15, Driver’s
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. AB-24, Roll Con-
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

AB(diag)-52
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
5CHECK AIRBAG MAIN HARNESS (DRIV-
ER'S AIRBAG HARNESS).
Measure the resistance between connector
(2U) terminals in the test harness U.
Connector & terminal
(2U) No. 2 — (2U) No. 4:
(2U) No. 4 — Chassis ground:
(2U) No. 2 — Chassis ground:
(2U) No. 8 — (2U) No. 12:
(2U) No. 8 — Chassis ground:
(2U) No. 12 — Chassis ground:
Is the resistance more than 1
MΩ?
Go to step 6.Replace the airbag
main harness with
body harness.
6CHECK 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.
Airbag Control
Module.>
Go to step 7.
7CHECK 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)”. AB(diag)-45, List
of Diagnostic Trou-
ble Code (DTC).>
Finish the diagno-
sis.
Step Check Yes No

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

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. AB-16, Passen-
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.

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)

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. AB-15, Driver’s
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. AB-24, Roll Con-
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.

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