All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch [12/2019 - 11/2023]: Procedure

1. Check the power window operation using the multiplex network master switch assembly.

   OK

   Each power window operates normally.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

Result: 

NG 

See step  2

1. Read the Data List according to the display on the GTS.

   Body Electrical > Master Switch > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Door Lock Switch Status	Multiplex network master switch assembly lock signal	OFF or ON	OFF: Lock switch of multiplex network master switch assembly not pushed ON: Lock switch of multiplex network master switch assembly pushed	-
   Door Unlock Switch Status	Multiplex network master switch assembly unlock signal	OFF or ON	OFF: Unlock switch of multiplex network master switch assembly not pushed ON: Unlock switch of multiplex network master switch assembly pushed	-

   Body Electrical > Master Switch > Data List 

   Tester Display
   Door Lock Switch Status
   Door Unlock Switch Status

   OK

   The GTS display changes correctly in response to the lock/unlock operation.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [12/2019 - 10/2022]  , or refer to  REMOVAL [10/2022 - 11/2023] 

Result: 

NG 

REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY. Refer to  REMOVAL [12/2019 - ]