T-SB-0074-16

TSB: Some 2014 ? 2015 model year Highlander vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2610 (ECM/PCM Engine Off Timer Performance) present. The Engine Control Module (ECM) logic has been modified to reduce the possibility of this condition. Please follow the Repair Procedure below to address this condition.