Subaru B9 TRIBECA WX 2007 Manual page 150

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P: DTC 31 FRONT SUB SENSOR RH FAILURE
DTC DETECTING CONDITION:
• Front sub sensor harness (RH) circuit is shorted.
• Front sub sensor harness (RH) circuit is open.
• Front sub sensor (RH) 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:
AB16
1 2
Diagnostic Chart with Trouble Code
AB6 AIRBAG CONTROL MODULE
AB16
FRONT SUB SENSOR RH
AB6
1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17
18 19 20 21 22 23 24 25 26 27 28
AB(diag)-75
AIRBAG SYSTEM (DIAGNOSTICS)
AB-00667