Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Toyota >> 2003 >> Highlander Base, 2.4 D, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 545 (Navigation System - Diagnostics) >> Touch Panel Switch Does Not Function >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2004 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK TOUCH PANEL 
    1. Check for dirt on the display surface.

      OK: The display surface is clean. 

    1. NG: REMOVE ANY DIRT FOUND AND RECHECK TOUCH PANEL 
    2. OK: GO TO NEXT STEP. 
  2. DISPLAY CHECK MODE (TOUCH SWITCH CHECK) 
    1. Enter the "Display Check" mode (Touch Switch Check) (see DISPLAY CHECK MODE (TOUCH SWITCH CHECK) ).
    2. Touch the display in the area where the abnormal switch occurs.

      OK: A "+" mark appears at the touched position. 

      Fig 1: Display Check Mode - Touch Switch
      G02909422Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. OK: REPLACE MULTI-DISPLAY (See  REPLACEMENT  ) 
    2. NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (See  PROBLEM SYMPTOMS TABLE  ) 
scientia non olet · About Mike's Workshop Manuals