Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b1779 buckle switch circuit open

Subaru Legacy BN/BS (2015-2019) Service Manual / Occupant detection system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b1779 buckle switch circuit open

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

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 detect ...

Dtc b1778 belt tension sensor control module

DTC DETECTING CONDITION:• Passenger’s seat belt tension sensor is faulty.• Airbag main harness circuit is open or shorted.• Occupant detection control module is faulty.For the ...

Other materials:

Removal
CAUTION:• Be sure to prevent water or oil from contacting the connector terminal of secondary speed sensor. If adhesion occurs, replace with a new part.• When secondary speed sensor is removed, CVTF leaks. After installing the secondary speed sensor, adjust the CVTF level.1. Disconnect t ...