LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 217 (Navigation System) >> Navigation System >> Self-Diagnosis Mode (DCU) >> Self--Diagnosis Result >> Quick reference table
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Quick reference table

WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. Select a malfunctioning diagnosis No. in the diagnosis result quick reference table.
  2. Find estimated malfunctioning system in the diagnosis No. table and perform check by referring to , "WIRING DIAGRAM --- COMM --- ".
  3. Turn the ignition switch OFF and perform again.
SELF--DIAGNOSIS RESULT

Screen switch Diagnosis No.
Switch color DCU (Display control unit) Audio unit NAVI control unit GPS antenna
Red x       1
Yellow x x     2
x   x x 3
CAUTION:
  • When AV switch has a malfunction, you cannot start.
  • When display unit has a malfunction, you cannot start.
  • Check the following when the self-diagnosis mode cannot be used.