Power Supply and Ground Circuit Check for Display Control Unit

CHECK FUSE
- Make sure the following fuses of the display control unit are not blown.
  
  Fig 1: Displaying Terminal Connector Specifications
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 2.
2. NG: If fuse is blown, be sure to eliminate case of malfunction before installing new fuse. Refer to POWER DISTRIBUTION .
CHECK POWER SUPPLY CIRCUIT
1. Disconnect display control unit connector.
2. Check voltage between connector terminals and ground as follows.
  
  Fig 2: Displaying Terminal Connector Specifications
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Voltage Between Connector Terminals And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Check harness for open or short between display control unit and fuse.
CHECK GROUND CIRCUIT
Check continuity between the following display control unit and ground.

Fig 4: Displaying Terminal Connector Specifications
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Checking Continuity Between Following Display Control Unit And Ground.
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Inspection End.
2. NG: Repair or replace harness.