Inspection Procedure

WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.

Display check mode (Panel switch check screen)
1. NG : Replace the multi display.
2. OK: Go to next step
Check "AVC-LAN communication circuit". (See AVC-LAN (COMMUNICATION BUS) CIRCUIT )
1. NG : Replace or repair AVC-LAN circuit.
2. OK : Replace the navigation ECU.