Reverse Signal Check (With A/T)

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

REVERSE LAMP CHECK
1. Turn ignition switch ON.
2. With the A/T selector lever in R-position. Is the indicator turned?
YES or NO
- YES: GO TO 2.
- NO: Check back up lamp system. Refer to BACK-UP LAMP .
REVERSE SIGNAL CHECK
1. With the A/T selector lever in R-position.
2. Check voltage between NAVI control unit harness connector and ground.
  
  Fig 1: Navi Control Unit Harness Connector Terminal 27 & Ground Voltage Specifications Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Navi Control Unit Harness Connector Terminal 27 & Ground Voltage Test
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: Replace NAVI control unit.
- NG: Check harness for open or short between NAVI control unit and back up lamp relay.