Home >> Lexus >> 2012 >> HS 250h >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio/Video System (W/O Navigation) (Diagnostic Codes & Symptom Tests) >> AUDIO AND VISUAL SYSTEM (w/o Navigation System) >> DTC 01-D5, 01-D8, 01-D9, 01-DA, 01-DB, 01-DE: Absence of Registration Unit; No Response for Connection Check; Last Mode Error; No Response Against ON/OFF Command; Mode Status Error; Slave Reset >> Inspection Procedure