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Home >> Subaru >> 2019 >> WRX Base >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Air Bag System (Diagnostics) >> Diagnostic Chart With Trouble Code >> DTC B16F2: Front Sub Sensor RH Recognition Error

DTC B16F2: Front Sub Sensor RH Recognition Error

Diagnosis start condition: 

Ignition voltage is 10 V to 16 V.

DTC detecting condition: 

Front sub sensor RH is wrongly installed.

CAUTION: Before performing diagnosis, refer to "CAUTION" in "General Description". Refer to AIRBAG SYSTEM (DIAGNOSTICS)>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 RH with a genuine sensor. Refer to AIRBAG SYSTEM>FRONT SUB SENSOR>REMOVAL .

    Does the warning light go off?

    Yes:  Finish the diagnosis.

    No:  Replace the airbag control module. Refer to AIRBAG SYSTEM>AIRBAG CONTROL MODULE>REMOVAL .