Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b1661 passenger's airbag on/off indicator failure

Subaru Legacy BN/BS (2015-2019) Service Manual / Airbag system (diagnostics) / Diagnostic chart with trouble code / Dtc b1661 passenger's airbag on/off indicator failure

DIAGNOSIS START CONDITION:

Ignition voltage is 10 V to 16 V.

DTC DETECTING CONDITION:

Passenger’s airbag indicator failure received (CAN signal from combination meter)

NOTE:

Perform the diagnosis for combination meter. Basic Diagnostic Procedure > PROCEDURE

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Other materials:

Electrical specification
1. SRF CMTerminal No.ContentMeasuring conditionStandard1 ←> Chassis groundBattery power supply (right)Always8 — 16 V2 ←> Chassis ground — — — 3 ←> Chassis groundFog light output (right)Fog light switch ON8 — 16 V4 ←> Chassis ground — — — 5 ←> Chassis grou ...