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

Subaru Legacy BN/BS (2015-2019) Service Manual / Airbag system (diagnostics) / Diagnostic chart with trouble code / Dtc b1146 airbag ecu malfunction

NOTE:

Refer to DTC B1146 for details on DTC B1000. Diagnostic Chart with Trouble Code > DTC B1000 AIRBAG ECU MALFUNCTION

Diagnostic chart with trouble code

...

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 ...

Other materials:

Removal
1. Disconnect the ground terminal from battery sensor. NOTE2. Drain approximately 3.0 L (3.2 US qt, 2.6 Imp qt) of coolant. Engine Coolant > REPLACEMENT3. Lower the vehicle.4. Remove the air intake duct. Air Intake Duct > REMOVAL5. Disconnect the radiator inlet hose from the radiator.6. Remove th ...