Lexus IS250 IS220d GSE20 ALE20 - AUDIO / VISUAL
CHECK "RADIO RECEIVER COMMUNICATION ERROR" IN FLOW CHART
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 | A device that the sub-code shows is (was) disconnected from the system when turning the engine switch on (ACC or IG). The communication condition with the device that the code shows cannot be obtained when the engine starts. | Power source circuit of the component shown by the sub-code AVC-LAN circuit between the radio receiver and the 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 starts. | |
| 01-D9 *1, *3 | The device that had functioned before the engine stopped is (was) disconnected from the system when the engine switch is (was) on (ACC or IG). | |
| 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 | A slave device has been disconnected after the engine starts. |
- HINT:
*1: Even if no fault is present, this trouble code may be stored depending on the battery condition or engine start voltage.
*2: If the power connector is disconnected after the engine starts, this code is stored after 180 seconds.
*3: If the device is reported as not existing during verification, check the power source circuit and AVC-LAN circuit for the device.
- NOTICE:
Before starting troubleshooting, be sure to clear DTCs to erase codes stored due to the reasons described in the HINT above. Then, check for DTCs and troubleshoot according to the output DTCs.
The radio receiver is the master unit.
Be sure to clear and recheck DTCs after the inspection is completed to confirm that no DTCs are output.
INSPECTION PROCEDURE
- NOTICE:
- Be sure to read DESCRIPTION before performing the following procedures.
| 1.CHECK "RADIO RECEIVER COMMUNICATION ERROR" IN FLOW CHART |
Refer to the radio receiver communication error .
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LEXUS IS250, IS220d / GSE20 ALE20