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Section 514 (Mayday System): Replacement

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

  1. Fixed type: REMOVE REAR SEAT CUSHION ASSY (see  OVERHAUL  ) 
  2. Fixed type: REMOVE REAR SEATBACK ASSY (see  OVERHAUL  ) 
  3. Power adjuster type: REMOVE REAR SEAT CUSHION ASSY LH (see  OVERHAUL  ) 
  4. Power adjuster type: REMOVE REAR SEAT CUSHION ASSY RH (see  OVERHAUL  ) 
  5. Power adjuster type: REMOVE REAR SEATBACK ASSY LH (see  OVERHAUL  ) 
  6. Power adjuster type: REMOVE REAR SEATBACK ASSY RH (see  OVERHAUL  ) 
  7. REMOVE REAR DOOR SCUFF PLATE LH (see  OVERHAUL  ) 
  8. REMOVE REAR DOOR SCUFF PLATE RH (see  OVERHAUL  ) 
  9. REMOVE REAR DOOR OPENING TRIM WEATHERSTRIP LH (see  OVERHAUL  ) 
  10. REMOVE REAR DOOR OPENING TRIM WEATHERSTRIP RH (see  OVERHAUL  ) 
  11. REMOVE REAR SEAT SIDE COVER LH (see  OVERHAUL  ) 
  12. REMOVE REAR SEAT SIDE COVER RH (see  OVERHAUL  ) 
  13. REMOVE PACKAGE TRAY TRIM PANEL ASSY (see  OVERHAUL  ) 
  14. REMOVE PACKAGE TRAY TRIM PANEL ASSY NO.2 (see  OVERHAUL  ) 
  15. REMOVE ROOM PARTITION NET ASSY (see  OVERHAUL  ) 
  16. REMOVE LUGGAGE COMPARTMENT FLOOR MAT (see  OVERHAUL  ) 
  17. REMOVE ROPE HOOK ASSY (see  OVERHAUL  ) 
  18. REMOVE REAR FLOOR FINISH PLATE (see  OVERHAUL  ) 
  19. REMOVE TOOL CASE (see  OVERHAUL  ) 
  20. REMOVE SIDE TRIM TOOL BAG COVER (see  OVERHAUL  ) 
  21. REMOVE COVER, LUGGAGE COMPARTMENT TRIM, FR (see  OVERHAUL  ) 
  22. REMOVE LUGGAGE COMPARTMENT TRIM COVER ASSY LH (see  OVERHAUL  ) 
  23. REMOVE LUGGAGE COMPARTMENT TRIM COVER ASSY RH (see  OVERHAUL  ) 
  24. REMOVE MAYDAY ASSY 
    1. Remove the 3 nuts.
    2. Disconnect the 4 connectors and 3 clamps.
    3. Remove the Mayday assy.
      Fig 1: Disconnecting Connectors And Clamps
      G03525599Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE BUS BUFFER ECU 
    1. Disconnect the connector.
    2. Remove the ECU as shown in the illustration.
      Fig 2: Removing ECU
      G03525600Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. REMOVE MAYDAY ECU ASSY 
    1. Remove the 2 bolts and mobile Phone bracket No. 1.
      Fig 3: Removing Mobile Phone Bracket No.1
      G03525601Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the 2 connectors.
    3. Remove the 3 bolts and ECU.
      Fig 4: Removing ECU
      G03525602Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE PORTABLE PHONE-L BATTERY 
    1. Remove the nut and mobile phone bracket No. 2.
    2. Disconnect the connector and remove the portable-phone-L battery.
      Fig 5: Removing Mobile Phone Bracket No. 2
      G03525603Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. REMOVE TELEPHONE TRANSCEIVER ASSY 
    1. Disconnect the connectors.
    2. Remove the 3 screws and telephone transceiver.
      Fig 6: Removing Telephone Transceiver
      G03525604Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002