Luggage Compartment Door Courtesy Switch Circuit [08/2013 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Main Body / Data List.
5. Read the display on the Techstream.
   MAIN BODY
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Luggage Courtesy SW	Luggage compartment door courtesy switch signal/ON or OFF	ON: Luggage compartment door open OFF: Luggage compartment door closed	-

   OK

   Normal conditions listed above are displayed.

NG → See step   2 

OK → See step   5 

1. Remove the luggage compartment door lock assembly. Refer to REMOVAL [08/2013 - ] .
2. Inspect the luggage compartment door lock assembly. Refer to INSPECTION [08/2013 - ] .

   OK

   Luggage compartment door lock assembly is normal.

NG → See step   7 

OK: Go to next step 

1. Disconnect the 3C instrument panel junction block assembly connector.
2. Disconnect the T3 luggage compartment door lock assembly connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   T3-3 (D+) - 3C-9	Always	Below 1 Ω
   T3-3 (D+) - Body ground	Always	10 kΩ or higher
   T3-2 (E) - Body ground	Always	Below 1 Ω

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Remove the instrument panel junction block assembly. Refer to REMOVAL [08/2013 - ] .
2. Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.
3. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   TEXT IN ILLUSTRATION
   
   

   *a

   Component without harness connected (Instrument Panel Junction Block Assembly)

   -

   -

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   3C-9 - MB-4 (LGCY)	Always	Below 1 Ω

NG → See step   8 

OK → See step   6