Inspection Procedure

1. Remove the courtesy lamp switch.
2. Measure the resistance of the switch.

   Standard: 

   TESTER CONNECTION, SWITCH CONDITION AND SPECIFIED CONDITION
   
   

   Tester Connection	Switch Condition	Specified Condition
   1 - Body ground	Not pushed (ON)	Below 1 Ω
   1 - Body ground	Pushed (OFF)	10 kΩ or higher

   Fig 1: Inspecting Front Door Courtesy Lamp Switch (Driver Side)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE FRONT DOOR COURTESY LAMP SWITCH 

OK: GO TO NEXT STEP 

1. Disconnect the D9 switch connector.
2. Disconnect the C6 meter connector.
3. Measure the resistance of the wire harness side connectors.

   Standard: 

   TESTER CONNECTION AND SPECIFIED CONDITION
   
   

   Tester Connection	Specified Condition
   D9-1 - C6-8	Below 1 Ω

   Fig 2: Identifying Front Door Courtesy Lamp D9 Switch Assy (Driver Side) & Combination Meter Assy C6 Connectors

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

OK: GO TO NEXT STEP 

1. Remove the unlock warning switch.
2. Measure the resistance of the switch.

   Standard: 

   TESTER CONNECTION , CONDITION AND SPECIFIED CONDITION
   
   

   Tester Connection	Switch Condition	Specified Condition
   1 - 2	Not pushed	10 kΩ or higher
   1 - 2	Pushed	Below 1 Ω

   Fig 3: Inspecting Unlock Warning Switch Assy

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE UNLOCK WARNING SWITCH ASSY 

OK: GO TO NEXT STEP 

1. Disconnect the U1 switch connector.
2. Disconnect the C6 meter connector.
3. Measure the resistance of the wire harness side connectors.

   Standard: 

   TESTER CONNECTION AND SPECIFIED CONDITION
   
   

   Tester Connection	Specified Condition
   U1-2 - C6-7	Below 1 Ω
   U1-1 - Body ground	Below 1 Ω

   Fig 4: Identifying Unlock Warning U1 Switch Assy & Combination Meter Assy C6 Connectors

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 

OK: REPLACE COMBINATION METER ASSY