DTC P0072 / Additional Insulation for Ambient Air Temperature Sensor – 2015-2018 Subaru Legacy & Outback

NHTSA ID Number: 10143727

Manufacturer Communication Number: 02-171-18R



This bulletin provides a service procedure for installation of additional foam packing to enhance performance of the Ambient Air Temperature Sensor. The additional foam better insulates the sensor from engine compartment heat which may lead to setting a DTC P0072. This information is applicable to models with or without the Active Grill Shutter (AGS) system.