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Home >> Nissan-Datsun >> 2003 >> Altima SE, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Remote Keyless Entry System >> Remote Keyless Entry System >> Key Switch (insert) Check

Key Switch (insert) Check

  1. CHECK KEY SWITCH INPUT SIGNAL 

    Check voltage between BCM harness connector M18 terminal 62 (B/R) and ground.

    Fig 1: Checking Key Switch Input Signal (1 Of 2)
    G02161909Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Checking Key Switch Input Signal (2 Of 2)
    G02161910Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK: Key switch is OK.
    2. NG: GO TO 2
  2. CHECK KEY SWITCH (INSERT) 

    Check continuity between key switch connector M26 terminals 3 and 4.

    Fig 3: Checking Key Switch (Insert) (1 Of 2)
    G02161911Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 4: Checking Key Switch (Insert) (2 Of 2)
    G02161912Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK: Check the following.
      • 10A fuse [No. 19, located in fuse block (J/B)]
      • Harness for open or short between key switch and fuse
      • Harness for open or short between BCM and key switch
    2. NG: Replace key switch.