Meter Illumination Is Always Dark [02/2014 - ]: Procedure

1. Check if CAN communication DTCs are output.

   Refer to DIAGNOSIS SYSTEM [02/2014 - 11/2016] .

   Refer to DIAGNOSIS SYSTEM [11/2016 - ] .

   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 [02/2014 - 11/2016] .

Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2016 - ] .

Result: 

A 

Go to next step 

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Main Body / Data List.
5. Check the values by referring to the table below.

   Body Electrical > Main Body > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Light Sensor Illuminance	Light sensor illuminance	0 to 8191 lx	Value is output according to ambient light level	-

   Body Electrical > Main Body > Data List 

   Tester Display
   Light Sensor Illuminance

   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: 

B 

CHECK CUSTOMIZE PARAMETER SETTING (SENSITIVITY): 

Refer to CUSTOMIZE PARAMETERS [02/2014 - 11/2016] .

Refer to CUSTOMIZE PARAMETERS [11/2016 - ] .

Result: 

A 

Go to next step 

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

   Refer to REMOVAL [02/2014 - 11/2016] .

   Refer to REMOVAL [11/2016 - ] .

   OK

   The operation of the combination meter assembly returns to normal.

   Proceed to
   OK
   NG

Result: 

OK 

END 

Result: 

NG 

REPLACE COMBINATION METER ASSEMBLY: 

Refer to REMOVAL [02/2014 - ] .