Inspection Procedure

1. Connect a Techstream to the DLC3.
2. Turn the ignition switch ON.
3. Turn the tester on.
4. Enter the following menus: Body Electrical / Main Body / Data List.
5. According to the display on tester, read on the "Data List".

   Main Body 

   DATA LIST - MAIN BODY
   
   

   Tester Display	Measurement Item/Range	Normal Condition
   D-Door Lock Pos SW	Driver side door unlock detection switch signal / ON or OFF	ON Driver side door is unlocked OFF Driver side door is locked

   OK: The display is as specified in the normal condition column. 

NG: Go to step 2 

OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE  (See PROBLEM SYMPTOMS TABLE  )

1. Remove the front door lock LH (see REMOVAL  ).
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Switch Condition	Specified Condition
   8 (LSSR) - 7 (E)	Lock	10 kΩ or higher
   	Unlock	Below 1 Ω

3. Reinstall the front door lock LH (see INSTALLATION  ).

NG: REPLACE FRONT DOOR LOCK LH  (See REMOVAL  )

Fig 1: Identifying Front Door Lock LH Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to Next Step 

1. Disconnect the J4 front door lock LH connector.
2. Disconnect the F38 main body ECU connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Condition	Specified Condition
   J4-8 (LSSR) - F38-21 (LSWD)	Always	Below 1 Ω
   J4-8 (LSSR) - Body ground	Always	10 kΩ or higher
   J4-7 (E) - Body ground	Always	Below 1 Ω

4. Reconnect the front door lock LH connector.
5. Reconnect the main body ECU connector.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

Fig 2: Identifying Main Body ECU And Front Door Lock LH Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK : REPLACE MAIN BODY ECU