Subaru Crosstrek Service Manual: Dtc b16f3 front sub sensor lh recognition error

Diagnosis start condition:

Ignition voltage is 10 V to 16 V.

DTC detecting condition:

Front sub sensor (LH) is misinstalled.

CAUTION:

Before performing diagnosis, refer to “CAUTION” in “General Description”. General Description > CAUTION">

1.REPLACE FRONT SUB SENSOR.

1) Turn the ignition switch to OFF, disconnect the battery ground cable, and wait for 60 seconds or more.

2) Replace the front sub sensor (LH) with a genuine sensor. Front Sub Sensor > REMOVAL">

Does the warning light go off?

Finish the diagnosis.

Replace the airbag control module. Airbag Control Module > REMOVAL">

Dtc b16f2 front sub sensor rh recognition error

Dtc b1620 side airbag sensor rh failure

Other materials:

Airbag warning light illumination pattern Inspection
OCCUPANT DETECTION SYSTEM (DIAGNOSTICS) > Airbag Warning Light Illumination PatternINSPECTIONTurn the ignition switch to ON, and confirm that the airbag warning light remains on for approx. 6 seconds then turns off afterwards.(1)Airbag warning light(2)Approx. 6 seconds(3)Ignition switch ON ...

Location
ENTERTAINMENT > Relay and FuseLOCATIONRelay & fuse boxFuse 20 A (rear accessory power supply socket)(A)Fuse 10 A (front accessory power supply socket)(B)Fuse 10 A (audio, navigation unit, AUX input terminal, data communication module*1)(C)Fuse 15 A (data communication module*1)(D)*1: Model wi ...

Cooling system
Safety precautions WARNING Never attempt to remove the radiator cap on your Subaru Ascent while the engine is still hot or running. The cooling system operates under pressure, and opening the cap prematurely can release a burst of boiling coolant, resulting in severe burns and serious injury ...