Illumination Signal Check for Display Control Unit

1. Turn ignition switch ON.
2. Check voltage between display control unit and ground.
   TERMINALS VOLTAGE CHART
   
   

   Terminals			Lighting switch position
   (+)		(-)
   Connector	Terminal		1st or 2nd position	OFF
   M94	14	Ground	Battery voltage	Approx. 0V

   Fig 1: Checking Voltage Between Display Control Unit And Ground

   

OK or NG 

OK: Replace display control unit. Refer to "DISPLAY CONTROL UNIT ".

NG: Check harness for open or short between display control unit and IPDM E/R.