LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> GS 430 >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio/Visual >> Audio And Visual System >> DTC 45-78 DSP Error >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

HINT:

After the inspection is completed, clear the DTCs.

NOTE:
  • This code may be output even if there is no malfunction.
  • If this code is output frequently, replace the radio receiver.
  1. CLEAR DTC 
    1. Clear the DTCs (see DTC CHECK / CLEAR ).
  2. RECHECK DTC 
    1. Recheck for DTCs and check if the same trouble code occurs again.

      OK: 

      Malfunction disappears. 

    NG: REPLACE RADIO RECEIVER 

    OK: END