Inspection Procedure

1. Disconnect the 1K driver side J/B connector.
2. Measure the resistance.

   Standard 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Connection	Specified Condition
   1K-10 (KSW) - Body ground	No key In Ignition key cylinder	10 kΩ or higher
   1K-10 (KSW) - Body ground	Key inserted in ignition key cylinder	Below 1 Ω

3. Reconnect the driver side J/B connector.

OK:  Go to step  4

Fig 1: Identifying 1K Driver Side J/B Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: Go to Next Step 

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

   Standard 

   RESISTANCE SPECIFICATION
   
   

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

3. Reinstall the unlock warning switch.

NG: REPLACE UNLOCK WARNING SWITCH ASSEMBLY 

Fig 2: Inspecting Unlock Warning Switch Assembly

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to Next Step 

1. Disconnect the U1 unlock warning switch connector.
2. Disconnect the 1K driver side J/B connector.
3. Measure the resistance of the wire harness side connectors.

   Standard 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Specified Condition
   U1-1 - 1K-10 (KSW)	Below 1 Ω
   U1-2 - Body ground	Below 1 Ω

4. Reconnect the unlock warning switch connector.
5. Reconnect the driver side J/B connector.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

Fig 3: Identifying U1 Unlock Warning Switch And 1K Driver Side J/B Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to Next Step 

1. Move the room light switch to the DOOR position and open the driver side door. Check that the room light turns ON.

   OK: 

   Room light turns ON. 

OK: REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY 

NG: Go to Next Step 

1. Remove the front door courtesy light switch assembly.
2. Measure the resistance of the switch.

   Standard 

   RESISTANCE SPECIFICATION
   
   

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

3. Reinstall the front door courtesy light switch assembly.

Fig 4: Inspecting Front Door Courtesy Light Switch Assembly (Driver Side)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY 

OK: Go to Next Step 

1. Disconnect the D11 front door courtesy light switch connector.
2. Disconnect the 1F driver side J/B connector.
3. Measure the resistance.

   Standard 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Specified Condition
   D11-1 - 1F-7 (DCTY)	Below 1 Ω

4. Reconnect the front door courtesy light switch connector.
5. Reconnect the driver side J/B connector.

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

Fig 5: Identifying D11 Front Door Courtesy Light Switch And 1F Driver Side J/B Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: REPLACE DRIVER SIDE JUNCTION BLOCK