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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.
  1. REVERSE LAMP CHECK 
    1. Turn ignition switch ON.
    2. With the A/T selector lever in R-position. Is the indicator turned on?

    YES or NO 

    1. YES: GO TO 2.
    2. NO: Check back up lamp system. Refer to "WIRING DIAGRAM -- BACK/L -- ".
  2. 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: Terminals Voltage Specification Table
      G02337815Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: Checking Voltage Between NAVI Control Unit Harness Connector And Ground
      G02337816Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: Replace NAVI control unit.
    2. NG: Harness for open or short between NAVI control unit and back-up lamp relay.
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