Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b1146 airbag ecu malfunction

Diagnostic chart with trouble code

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Dtc b1650 occupant detection system malfunction

DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Occupant detection sensor malfunction, communication failure between airbag CM and occupant detection sensor, rear ha ...

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Dtc b1803 short in driver's airbag (to +b)
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Short circuit failure in power supply (shorted in main harness power supply, shorted in roll connector power supply, shorted in driver’s airbag power supply, shorted in airbag CM internal circuit power supply)CA ...