Subaru B9 TRIBECA WX 2007, Manual

Page: 149 / 861

AB(diag)-74
Diagnostic Chart with Trouble Code
AIRBAG SYSTEM (DIAGNOSTICS)
L: DTC 29 ODS FAILURE
NOTE:
Refer to “Occupant Detection System” for details on DTC 29. <Ref. to OD(diag)-28, DTC 29 ODS FAILURE,
Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
M: DTC 2A ODS CALIBRATION ERROR
NOTE:
Refer to “Occupant Detection System” for details on DTC 2A. <Ref. to OD(diag)-25, DTC 2A ODS CALIBRA-
TION ERROR, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
N: DTC 2B ODS SYSTEM WRONG PARTS
NOTE:
Refer to “Occupant Detection System” for details on DTC 2B. <Ref. to OD(diag)-25, DTC 2B ODS SYSTEM
WRONG PARTS, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
O: DTC 2C BELT TENSION SENSOR FAILURE
NOTE:
Refer to “Occupant Detection System” for details on DTC 2C. <Ref. to OD(diag)-26, DTC 2C BELT TENSION
SENSOR FAILURE, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
5 CHECK THE AIRBAG HARNESS.
Measure the voltage between connector (2AB)
in the test harness AB and chassis ground.
Connector & terminal
(2AB) No. 1 (+) — Chassis ground (–):
Is the voltage 9 V or more? Replace the airbag
rear harness RH
along with body
harness. Replace the occu-
pant detection har-
ness (seat
harness). If defec-
tive is not
improved, replace
the occupant
detection system
(seat cushion &
frame assembly),
and then the airbag
control module in
this order.
Step Check Yes No
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