Meter Illumination is Always Dark [06/2015 - ]: Procedure

1. Check if CAN communication DTCs are output.

   Refer to DIAGNOSIS SYSTEM [06/2015 - ]

   Result

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

Result:  2

B 

GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2015 - ] 

Result:  1

A 

See step  2

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Main Body / Data List.
5. Read the Data List according to the display on the Techstream.

   Body Electrical > Main Body > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Illumination Rate Info	Illumination rate information	0.00 ms. to 2162.65 ms.	Value is output according to ambient light level	-

   Body Electrical > Main Body > Data List 

   Tester Display
   Illumination Rate Info

   Result

   Result	Proceed to
   The output value changes according to the ambient light level.	A
   The output value does not change according to the ambient light level.	B

Result:  2

B 

CHECK CUSTOMIZE PARAMETER SETTING (SENSITIVITY). Refer to  CUSTOMIZE PARAMETERS [06/2015 - ] 

Result:  1

A 

See step  3

1. Replace the main body ECU (multiplex network body ECU) with a new or known good one.

   Refer to REMOVAL [06/2015 - ]

   OK

   The operation of the combination meter assembly returns to normal.

   Result

   Proceed to
   OK
   NG

Result:  1

OK 

END 

Result:  2

NG 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [06/2015 - ]