Inspection Procedure

1. Check the DATA LIST to ensure proper function of the door unlock detection switch.

   MAIN BODY: 

   DATA LIST CHART
   
   

   Item	Measurement Item / Display (Range)	Normal Condition	Diagnostic Note
   RL LOCK POS SW	Rear left door lock position switch signal / ON or OFF	ON: Rear left door lock is in UNLOCK position OFF: Rear left door lock is in LOCK position	-

   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 

1. Remove the rear door lock assembly LH.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Measurement Condition	Door Lock Condition	Specified Condition
   6 - 9	Battery positive (+) → Terminal 4 Battery negative (-) → Terminal 1	Lock	10 kΩ or higher
   6 - 9	Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 4	Unlock	Below 1 Ω

Fig 1: Inspecting Rear Door Lock Assembly (Unlock Detection Switch)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE REAR DOOR LOCK ASSEMBLY 

OK: Go to Next Step 

1. Disconnect the rear door look assembly LH connector
   Fig 2: Checking Wire Harness (Rear Door Lock Assembly - Main Body ECU)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the ECU (instrument panel J/B) connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection (Symbols)	Condition	Specified Condition
   K2-6 (LSSR) - DP-5	Always	Below 1 Ω
   K2-6 (LSSR) - Body ground	Always	10 kΩ or higher
   K2-9 (E) - Body ground	Always	Below 1 Ω

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE MAIN BODY ECU (INSTRUMENT PANEL J/B)