Inspection Procedure

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

READ VALUE OF HAND-HELD TESTER
1. Connect the hand-held tester to the DLC3.
2. Turn the ignition switch ON and push the hand-held tester main SW ON.
3. Select the item "TRNK / BDR OPN SW" in the DATA LIST and read its value displayed on the hand-held tester.
  OK: Luggage compartment door opener SW signal
  
  (Luggage compartment door opener main SW signal) / ON or OFF
  
  OK: TO LUGGAGE COMPARTMENT DOOR LOCK CIRCUIT (See LUGGAGE COMPARTMENT DOOR LOCK CIRCUIT )
  
  NG: Go to next step.
INSPECT LUGGAGE DOOR OPENING SWITCH ASSY
1. Remove the luggage door opening switch assy.
2. Check the continuity between the terminals of the switch.
  
  Fig 1: Identifying Luggage Door Opening Switch Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 2: Luggage Door Opening Switch Connector Terminals Continuity Specification Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NG: REPLACE LUGGAGE DOOR OPENING SWITCH ASSY
  
  OK: Go to next step.
INSPECT LUGGAGE DOOR OPENING SWITCH ASSY CANCEL
1. Remove the luggage door opening switch assy cancel.
2. Check the continuity between the terminals of the switch.
  
  Fig 3: Identifying Luggage Door Opening Switch Assy Cancel Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 4: Luggage Door Opening Switch Terminals Continuity Specification
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NG: REPLACE LUGGAGE DOOR OPENING SWITCH ASSY CANCEL
  
  OK: Go to next step.
CHECK WIRE HARNESS
1. Disconnect the L1 luggage door opening switch assy cancel and B5 driver side J/B (body ECU) connectors.
2. Check the continuity of the wire harness between the switch and driver side J/B (body ECU).
  Standard:
  
  Fig 6: Luggage Door Opening Switch And Driver Side J/B (Body ECU) Continuity Specification Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
  
  OK: Go to next step.
CHECK WIRE HARNESS
1. Disconnect the F10 luggage door opening switch as and L1 luggage door opening switch assy cancel connectors.
2. Check the continuity of the wire harness between the luggage door opening switch assy and luggage door opening switch assy cancel.
  
  Fig 7: Identifying F10 Luggage Door Opening Switch Assy And L1 Luggage Door Opening Switch Connectors
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 8: F10 Luggage Door Opening Switch Assy And L1 Luggage Door Opening Switch Continuity Specification Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
  
  OK: REPLACE DRIVER SIDE JUNCTION BLOCK ASSY