Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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AB(diag)-151 Diagnostic Chart with Trouble Code AIRBAG SYSTEM (DIAGNOSTICS) BV:DTC EC SIDE SENSOR BUS RH COMMUNICATION ERROR DTC DETECTING CONDITION: • Open or short circuit in harness of side sensor bus (RH). • Side airbag sensor (RH) and curtain airbag sensor (RH) are faulty. • Airbag control module is faulty. • Before diagnosing the airbag system, be sure to turn the ignition switch to OFF, disconnect the ground cable from battery, and wait approx. 60 seconds or more before starting to work. • When replacing the airbag module, seat belt pretensioner, roll connector, control module and sen- sor, reconnect each part and check 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. • When inspecting the airbag rear harness, disconnect the side airbag module connector, curtain airbag module connector and seat belt pretensioner connector for safety reasons. WIRING DIAGRAM: Airbag system <Ref. to WI-82, WIRING DIAGRAM, Airbag System.> Step Check Yes No 1 CHECK POOR CONTACT OF CONNEC- Is there poor contact? Replace the airbag AB-02467 1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 1 2 3 4 AB33 AB18 10 AB33 1 2 9 7 6 1 1 8 AB18 AB34 AB28 AB24 AB34 4 3 AB24 3 2 4 3 2 1 AB28 AIRBAG CM CURTAIN AIRBAG SENSOR RH SIDE AIRBAG MODULE RH SIDE AIRBAG SENSOR RH CURTAIN AIRBAG MODULE RH |