Inspection Procedure

1. Check for DTCs (See CAN COMMUNICATION SYSTEM ).

   Result 

   RESULT CHART
   
   

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

B: Go to CAN COMMUNICATION SYSTEM  (See CAN COMMUNICATION SYSTEM )

C: Go to LIGHTING SYSTEM  (See LIGHTING SYSTEM )

A: Go to next step. 

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

   Main Body 

   DIAGNOSTIC NOTE CHART
   
   

   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 (See CUSTOMIZE PARAMETERS ).

NG: Go to step 3 

OK: CHECK LIGHTING SETTING  (See LIGHTING SYSTEM )

1. Temporarily replace the combination meter with a new one (See REMOVAL  ).

1. Check that the operation of the combination meter returns to normal (See 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)