Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b177a buckle switch circuit low

Subaru Legacy BN/BS (2015-2019) Service Manual / Occupant detection system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b177a buckle switch circuit low

DTC DETECTING CONDITION:

• Passenger’s buckle switch circuit is open, shorted or shorted to ground.

• Seat harness circuit is open, shorted or shorted to ground.

• Occupant detection control module is faulty.

For the diagnostic procedure, refer to DTC B177E. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B177E BUCKLE SWITCH RANGE

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Other materials:

Harness components location location
1. SEDAN MODEL(1)Front wiring harness(10)Trunk lid cord(18)Inhibitor harness(2)Engine wiring harness(11)Rear door cord LH(19)Parking brake sub wiring harness RH(3)Bulkhead wiring harness(12)Front door cord LH(20)Parking brake sub wiring harness LH(4)Instrument panel wiring harness(13)Transmission co ...