Lexus IS250 IS220d GSE20 ALE20 - AUDIO / VISUAL
DTC 01-21 ROM Error
DTC 01-22 RAM Error
DESCRIPTION
| DTC No. | DTC Detection Condition | Trouble Area |
| 01-21 | A malfunction exists in ROM. | Radio receiver |
| 01-22 | A malfunction exists in RAM. |
INSPECTION PROCEDURE
- HINT:
- After the inspection is completed, clear the DTCs.
| 1.REPLACE RADIO RECEIVER |
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