Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b1635 curtain airbag sensor lh failure

Subaru Legacy BN/BS (2015-2019) Service Manual / Airbag system (diagnostics) / Diagnostic chart with trouble code / Dtc b1635 curtain airbag sensor lh failure

DIAGNOSIS START CONDITION:

Ignition voltage is 10 V to 16 V.

DTC DETECTING CONDITION:

Curtain airbag sensor LH unit internal malfunction

If DTC B1635 is displayed, the circuit within the curtain airbag sensor LH is faulty.

Replace the curtain airbag sensor LH. Curtain Airbag Sensor

Dtc b1637 curtain airbag sensor lh lost communication

DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Curtain airbag sensor LH communication error (open/short circuit or connector connection failure between airbag CM an ...

Dtc b1633 curtain airbag sensor rh initialization error

DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Curtain airbag sensor RH unit malfunction (sensor type abnormal, sensor unit initialization error)CAUTION:Before perf ...

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Inspection
Disassembled parts should be washed with cleaning solvent first, then inspected carefully.1. BearingReplace the bearings in the following cases.• When the bearing balls, outer races and inner races are broken or rusty.• When the bearing is worn.• When the bearings fail to turn smoo ...