Check Steering and Door Mirror Sensor Power Supply and Ground Circuit

CHECK STEERING AND DOOR MIRROR SENSOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Check voltage between automatic drive positioner control unit connector M50 terminal 33 and ground.
  33 (G/W) - Ground : Approx. 5V
OK or NG

OK : GO TO 2.

NG : Replace automatic drive positioner control unit.

Fig 1: Identifying Voltage Between Automatic Drive Positioner Control Unit Connector M50 Terminal 33 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK STEERING AND DOOR MIRROR SENSOR GROUND CIRCUIT
Check continuity between automatic drive positioner control unit connector M50 terminal 41 and ground.

41 (B/Y) - Ground : Continuity should exist.

OK or NG

OK :
- GO TO 3. (Door mirror sensor)
- GO TO 4. (Steering sensor)
NG : Replace automatic drive positioner control unit.

Fig 2: Identifying Continuity Between Automatic Drive Positioner Control Unit Connector M50 Terminal 41 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY (DOOR MIRROR SENSOR)
1. Disconnect automatic drive positioner control unit and door mirror (driver side or passenger side) connector.
2. Check continuity between automatic drive positioner control unit connector M50 terminal 33, 41 and door mirror connector D2 (driver side) or D32 (passenger side) terminal 1, 9.
  33 (G/W) - 1 (OR) : Continuity should exist.
  
  41 (B/Y) - 9 (BR) : Continuity should exist.
3. Check continuity between automatic drive positioner control unit connector M50 terminal 33, 41 and ground.
  33 (G/W) - Ground : Continuity should not exist.
  
  41 (B/Y) - Ground : Continuity should not exist.
  
  Fig 3: Identifying Continuity Between Automatic Drive Positioner Control Unit Connector M50 Terminal 33, 41 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK : Check the condition of the harness and connector.

NG : Repair or replace harness between automatic drive positioner control unit and door mirror (driver side or passenger side).
CHECK HARNESS CONTINUITY (STEERING SENSOR)
1. Disconnect automatic drive positioner control unit and tilt sensor and telescopic sensor connector.
2. Check continuity between automatic drive positioner control unit connector M50 terminal 33, 41 and tilt sensor and telescopic sensor connector M28 terminal 1, 4.
  33 (G/W) - 1 (G/W) : Continuity should exist.
  
  41 (B/Y) - 4 (B/Y) : Continuity should exist.
3. Check continuity between automatic drive positioner control unit connector M50 terminal 33, 41 and ground.
  33 (G/W) - Ground : Continuity should not exist.
  
  41 (B/Y) - Ground : Continuity should not exist.
  
  Fig 4: Identifying Continuity Between Automatic Drive Positioner Control Unit Connector M50 Terminal 33, 41 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK : Check the condition of the harness and connector.

NG : Repair or replace harness between automatic drive positioner control unit and tilt sensor and telescopic sensor.