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Home >> Infiniti >> 2013 >> G37 Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 40 (Security Control System (Sedan)) >> DTC/Circuit Diagnosis >> Key Slot Indicator >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK KEY SLOT INDICATOR OUTPUT SIGNAL 

    Check voltage between key slot harness connector and ground.

    Key slot (-) Condition Key slot illumination Voltage (V) (Approx.)
    (+)
    Connector Terminal
    M22 6 Ground Insert Intelligent Key into key slot OFF Battery voltage
    Remove Intelligent Key from key slot ON 0

    Is the inspection result normal? 

    YES: GO TO  5.

    NO: GO TO 2.

  2. CHECK KEY SLOT POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect key slot connector.
    3. Check voltage between key slot harness connector and ground.
      Key slot (-) Voltage (V) (Approx.)
      (+)
      Connector Terminal
      M22 1 Ground Battery voltage
      5

      Is the inspection result normal? 

      YES: GO TO 3.

      NO-1: Check 10 A fuse [No. 6 and 9 located in the fuse block (J/B)].

      NO-2: Check harness for open or short between key slot and fuse.

  3. CHECK KEY SLOT GROUND CIRCUIT 

    Check continuity between key slot harness connector and ground.

    Key slot Ground Continuity
    Connector Terminal
    M22 7 Existed

    Is the inspection result normal? 

    YES: GO TO 4.

    NO: Repair or replace key slot ground circuit.

  4. CHECK KEY SLOT CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect BCM connector.
    3. Check continuity between BCM harness connector and key slot harness connector.
      BCM Key slot Continuity
      Connector Terminal Connector Terminal
      M122 92 M22 6 Existed
    4. Check continuity between BCM harness connector and ground.
      BCM Ground Continuity
      Connector Terminal
      M122 92 Not existed

      Is the inspection result normal? 

      YES: Replace key slot. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

  5. CHECK INTERMITTENT INCIDENT 

    Refer to "INTERMITTENT INCIDENT ".

    : INSPECTION END