Meter Illumination is Always Dark [10/2014 - 10/2015]: Procedure

1. Check if CAN communication DTCs are output (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2014 - 10/2015] ).

   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 [10/2014 - 10/2015] )

Result: 

A 

See step  2

1. Connect the Techstream to the DLC3.
2. Turn the engine 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.
   MAIN BODY
   
   

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

   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: 

B 

CHECK CUSTOMIZE PARAMETER SETTING (SENSITIVITY) 

(Refer to CUSTOMIZE PARAMETERS [10/2014 - ] )

Result: 

A 

See step  3

1. Replace the main body ECU (multiplex network body ECU) with a new or known good one (Refer to REMOVAL [10/2014 - ] ).

   OK

   The operation of the combination meter assembly returns to normal.

Result: 

OK 

END 

Result: 

NG 

REPLACE COMBINATION METER ASSEMBLY 

(Refer to REMOVAL [10/2014 - ] )