Meter Illumination is Always Dark: Procedure

1. Check for DTCs, refer to PRECAUTION .
   RESULT
   
   

   Result	Proceed to
   DTC is not output	A
   CAN communication system DTC is output	B
   Lighting system DTC (B1244) is output	C

B → See step   5 

C → See step   6 

A: Go to next step 

1. Operate the Techstream according to the display and select Active Test.
   MAIN BODY
   
   

   Tester Display	Test Part	Control Range	Diagnostic Note
   Dimmer Signal	Illumination dimming operation	ON or OFF	-

   OK

   Meter illumination is dimmed when the dimmer switch is ON.

   HINT: 

   Refer to the sensitivity setting in the customization table of the automatic light control system, refer to CUSTOMIZE PARAMETERS .

NG → See step   3 

OK → See step   7 

1. Temporarily replace the combination meter with a new one, refer to REMOVAL .

NEXT: Go to next step 

1. Check that the operation of the combination meter returns to normal, refer to OPERATION CHECK .

   OK

   Operation of combination meter returns to normal.

NG → REPLACE MAIN BODY ECU (COWL SIDE JUNCTION BLOCK LH) 

OK → END (COMBINATION METER IS DEFECTIVE)