Meter Illumination is Always Dark [10/2017 - 10/2023]: Procedure

1. Check if CAN communication DTCs are output.

   Refer to DIAGNOSIS SYSTEM [10/2017 - 09/2018] , or refer to DIAGNOSIS SYSTEM [09/2018 - 09/2019] , or refer to DIAGNOSIS SYSTEM [09/2019 - 10/2020] , or refer to DIAGNOSIS SYSTEM [10/2020 - 11/2021] , or refer to DIAGNOSIS SYSTEM [11/2021 - 10/2022] , or refer to DIAGNOSIS SYSTEM [10/2022 - 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 [10/2017 - 09/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2018 - 10/2020]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - 11/2021]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - 10/2023] 

Result: 

A 

See step  2

1. Check if lighting system DTCs are output.

   Refer to DTC CHECK / CLEAR [10/2017 - 09/2018] , or refer to DTC CHECK / CLEAR [09/2018 - 10/2020] , or refer to DTC CHECK / CLEAR [10/2020 - 10/2023]

   Body Electrical > Main Body > Trouble Codes 

   Result

   Result	Proceed to
   DTC B1244 is not output.	A
   DTC B1244 is output.	B

Result: 

B 

GO TO DTC B1244. Refer to  DTC B1244: Light Sensor Circuit Malfunction [10/2017 - 10/2023] 

Result: 

A 

See step  3

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

   Refer to REMOVAL [10/2017 - 10/2020] , or refer to REMOVAL [10/2020 - 11/2021] , or refer to REMOVAL [11/2021 - 10/2023]

2. Check the operation.

   Refer to OPERATION CHECK [10/2017 - 10/2020] , or refer to OPERATION CHECK [10/2020 - 10/2023]

   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 [10/2017 - 09/2018]  , or refer to  REMOVAL [09/2018 - 10/2020]  , or refer to  REMOVAL [10/2020 - 11/2021]  , or refer to  REMOVAL [11/2021 - 10/2022]  , or refer to  REMOVAL [10/2022 - 10/2023]