Reverse Signal Check for Display Control Unit

1. Turn ignition switch ON.
2. Place A/T selector lever into R-position. Do back-up lamps come on?

Yes or No 

Yes: GO TO 2.

No: Check back-up lamp system. Refer to "BACK-UP LAMP ".

1. Disconnect display control unit connector M94.
2. Turn ignition switch ON.
3. With the A/T selector lever in R-position, check voltage between display control unit and ground.
   CONNECTOR TERMINALS REFERENCE CHART
   
   

   Terminals			Selector lever position
   (+)		(-)
   Connector	Terminal		R-position	Other than R-position
   M94	6	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 back-up lamp position relay.