TOYOTA · 2021-05-26
TT: DTC P1AC000 is currently under investigation. Please create a TAS case and contact TAS for instruction prior to diagnosing or repairing the vehicle. For pre-sold units: Do not clear codes and contact TAS on the next available business day. For sold units: Continue with diagnosis and repair. Save all data and contact TAS on the next available business day. This is occurring in very low mileage vehicles at <500 miles.