Dtc 01-22 Ram Error (Audio H/U)

Body Electrical. Lexus Gs430, Gs300. Uzs190 Grs190
Audio Visual. Lexus Gs430, Gs300. Uzs190 Grs190

DESCRIPTION

INSPECTION PROCEDURE

CHECK RADIO RECEIVER ASSEMBLY

DTC 01-22 RAM Error (AUDIO H/U)


DESCRIPTION


DTC No.
DTC Detection Condition
Trouble Area
01-22
This code is output when a malfunction exists in RAM.
Radio receiver assembly

INSPECTION PROCEDURE

1.CHECK RADIO RECEIVER ASSEMBLY

  1. Check that the malfunction disappears when the radio receiver assembly is replaced with a normal one.

    OK:
    Malfunction disappears.


OK
REPLACE RADIO RECEIVER ASSEMBLY
NG

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE