Subaru Crosstrek Service Manual: Dtc b1771 buckle switch

DIAGNOSIS START CONDITION:

Ignition voltage is 8 V to 16 V.

DTC DETECTING CONDITION:

• Passenger’s seat buckle switch is faulty.

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

• Occupant detection system is faulty.

• Occupant detection harness is faulty.

Dtc b1761 occupant detection sensor mat liquid coating

Dtc b1795 occupant detection module internal circuit

Other materials:

Wiring diagram
SECURITY AND LOCKS > Security SystemWIRING DIAGRAMRefer to “Security System” in the wiring diagram.• Model without push button start: Security System > WIRING DIAGRAM">• Model with push button start: Security System > WIRING DIAGRAM"> ...

Diagnostic procedure with phenomenon
CRUISE CONTROL SYSTEM (DIAGNOSTICS) > Diagnostics with PhenomenonDIAGNOSTIC PROCEDURE WITH PHENOMENONPhenomenonCheck itemReference1CRUISE switch is not turned ON. (CRUISE indicator does not illuminate.) Or the cruise control is cancelled without CRUISE switch operation.(1) Perform cruise cancel c ...

Headlights (models with HID headlights)
WARNING High-intensity-discharge (HID) bulbs are used for the low beams of the headlights. These HID bulbs use an extremely high voltage. To avoid the risk of an electric shock that could result in serious injury, observe the following precautions. Do not replace any headlight bulbs (bo ...