Subaru Legacy BN/BS (2015-2019) Service Manual: Wiring diagram

Subaru Legacy BN/BS (2015-2019) Service Manual / Communication system / Horn system / Wiring diagram

Refer to “Horn System” in the wiring diagram. Horn System > WIRING DIAGRAM

Inspection

SymptomsInspection stepsHorn does not sound1. Check the fuse.2. Check the horn relay.3. Check the roll connector.4. Check the horn switch.5. Check the horn assembly.6. Check the harness. ...

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Inspection
1. Set the vehicle to the following conditions.ItemConditionIgnition switchONAC switchONTemperature adjustment dialHI (MAX HOT)Air flow control switchDEFFan switchHI (MAX)2. Check the suction port (a) for in-vehicle sensor of the cover assembly - instrument panel LWR driver.(1) Put a strip of paper ...