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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1563 (Transfer Case) >> Trouble Diagnosis For System >> 4LO Switch >> Component Inspection
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Component Inspection

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch "OFF".
  2. Disconnect 4LO switch harness connector.
  3. Remove 4LO switch. Refer to "LOCATION OF ELECTRICAL PARTS ".
  4. Push and release 4LO switch and check continuity between 4LO switch terminals 12 and 13.
    Fig 1: Checking Continuity Between 4LO Switch Terminals 12 And 13
    G03602733Courtesy of NISSAN MOTOR CO., U.S.A.
    CONTINUITY BETWEEN 4LO SWITCH TERMINALS 12 AND 13 REFERENCE

    Terminal Condition Continuity
    12 - 13 Push 4LO switch Yes
    Release 4LO switch No
  5. If NG, replace the 4LO switch. Refer to "LOCATION OF ELECTRICAL PARTS ".