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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 75 (Door & Lock) >> DTC/Circuit Diagnosis >> Door Key Cylinder Switch >> Component Function Check

Component Function Check

WARNING: This page is about a different car, the 2012 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FUNCTION
    1. Select "DOOR LOCK" of "BCM" using CONSULT.
    2. Select "KEY CYL LK-SW", "KEY CYL UN-SW" in "DATA MONITOR" mode.
    3. Check that the function operates normally according to the following conditions.
      Monitor item Condition Status
      KEY CYL LK-SW Driver side door key cylinder Lock ON
      Neutral / Unlock OFF
      KEY CYL UN-SW Unlock ON
      Neutral / Lock OFF

      Is the inspection result normal? 

      YES: Door key cylinder switch is OK.

      NO: Refer to "DIAGNOSIS PROCEDURE ".