Meter Illumination is Always Dark [12/2021 - ]: Procedure

1. Check if CAN communication DTCs are output.

   Refer to DIAGNOSIS SYSTEM [12/2021 - 10/2022] , or refer to DIAGNOSIS SYSTEM [10/2022 - 10/2023] , or refer to DIAGNOSIS SYSTEM [10/2023 - ]

   Result

   Result	Proceed to
   CAN communication DTCs are not output.	A
   CAN communication DTCs are output.	B

Result: 

B 

GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2021 - 10/2022]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - ] 

Result: 

A 

See step  2

1. Check if lighting system DTCs are output.

   Refer to DTC CHECK / CLEAR [12/2021 - ]

   Body Electrical > Main Body > Trouble Codes 

   OK

   DTC B1244-00 is not output.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

GO TO DTC B1244-00. Refer to  DTC B2439-49: Headlight LH Circuit Internal Electronic Failure; DTC B243A-49: Headlight RH Circuit Internal Electronic Failure [12/2021 - ] 

Result: 

OK 

See step  3

1. Replace the combination meter assembly with a new one.

   Refer to REMOVAL [06/2020 - 10/2022] , or refer to REMOVAL [10/2022 - ]

2. Check the operation.

   OK

   The operation of the combination meter assembly returns to normal.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END (COMBINATION METER ASSEMBLY IS DEFECTIVE) 

Result: 

NG 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [12/2021 - 10/2022]  , or refer to  REMOVAL [10/2022 - ]