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Home >> Lexus >> 2013 >> ES 350 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio / Video System (W/O Multi-Display) (Diagnostic Codes & Symptom Tests) >> AUDIO AND VISUAL SYSTEM (w/o Multi-display) >> DTC 01-D5: Absence of Registration Unit; DTC 01-D8: No Response for Connection Check; DTC 01-D9: Last Mode Error; DTC 01-DA: No Response Against ON / OFF Command; DTC 01-DB: Mode Status Error; DTC 01-DE: Slave Reset >> Description
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DTC 01-D5: Absence of Registration Unit; DTC 01-D8: No Response for Connection Check; DTC 01-D9: Last Mode Error; DTC 01-DA: No Response Against ON / OFF Command; DTC 01-DB: Mode Status Error; DTC 01-DE: Slave Reset: Description

DTC No. DTC Detection Condition Trouble Area
01-D5*1, *3 Either condition is met:
  • A device indicated by the sub-code is (was) disconnected from the system while the engine switch is (was) on (IG) or (ACC).
  • The communication condition with the device that the DTC shows cannot be obtained when the engine is (was) started.
  • Power source circuit of the component shown by the sub-code
  • AVC-LAN circuit between the radio receiver assembly and component shown by the sub-code
  • Component shown by the sub-code
01-D8*2, *3 The device indicated by the sub-code is (was) disconnected from the system after the engine is (was) started.
01-D9*1, *3 The device that had functioned before the engine stopped is (was) disconnected from the system with the engine switch on (IG) or (ACC).
01-DA*3 No response is identified when changing mode.
Sound and image do not change by switch operation.
01-DB*1, *3 A dual alarm is detected.
01-DE*3, *4 A slave device has been disconnected after the engine was started.

HINT: 

NOTE:
  • Before starting troubleshooting, be sure to clear the DTCs stored due to the reasons described in the HINT above. Then, check for DTCs and troubleshoot according to the output DTCs.
  • The radio receiver assembly is the master unit.
  • Be sure to clear and recheck for DTCs after the inspection is completed to confirm that no DTCs are output.