Inspection Procedure
WARNING: This page is about a different car, the 2005 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
- Display check mode (Touch switch check screen)
- NG: Replace the multi-display.
- OK: Go to next step.
- Check "AVC-LAN communication circuit". (See AVC-LAN (COMMUNICATION BUS) CIRCUIT
)
- NG: Replace or repair AVC-LAN circuit.
- OK: Go to next step.
- Check wire harness between gateway ECU and A/C amplifier (Center ECU) (See HOW TO USE THE DIAGNOSTIC TABLE AND INSPECTION
)
- NG: Repair or replace wire harness and connector.
- OK: Check and replace A/C amplifier (Center ECU).