Audio And Visual System Pressing Power Switch Does Not Turn On System

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

INSPECTION PROCEDURE

CHECK VEHICLE CONDITION

CHECK RADIO RECEIVER ASSEMBLY

AUDIO AND VISUAL SYSTEM - Pressing Power Switch does not Turn on System


INSPECTION PROCEDURE

1.CHECK VEHICLE CONDITION
  1. Check that conditions in the cabin are not likely to cause condensation.

    HINT:
    This problem occurs when the cabin is humid and the temperature changes rapidly. This may produce condensation, resulting in a short circuit.
    OK:
    Condensation is not likely.


NG
DRY VEHICLE CONDITION
OK


2.CHECK RADIO RECEIVER ASSEMBLY
  1. Check that the malfunction disappears when the radio receiver assembly is replaced with a normal one.

    OK:
    Malfunction disappears.


NG
REPLACE RADIO RECEIVER ASSEMBLY
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE