Subaru Legacy BN/BS (2015-2019) Service Manual: General description

Dtc b1431 in-vehicle (post evaporator) temperature sensor circuit short-circuit

DTC DETECTING CONDITION:In-vehicle sensor circuit is shorted.TROUBLE SYMPTOM:In-vehicle air temperature is falsely recognized as 25°C (77°F), and the compartment temperature is adjusted. ...

Preparation tool

1. SPECIAL TOOLILLUSTRATIONTOOL NUMBERDESCRIPTIONREMARKS — (Newly adopted tool)SUBARU SELECT MONITOR 4Used for setting of each function and troubleshooting for electrical system.NOTE:For detailed op ...

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Warranties and maintenance
SUBARU warranties do not apply to vehicle damage or malfunction caused by trailer towing. If you use your vehicle to tow a trailer, more frequent maintenance will be required due to the additional load. (Refer to "Maintenance schedule under severe driving conditions" in the "Warranty and Ma ...