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Home >> Infiniti >> 2010 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> External Pages >> Different car >> Section 221 (Security Control System) >> With Intelligent Key System >> DTC/Circuit Diagnosis >> DTC B2555: Stop Lamp >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Juke. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK STOP LAMP SWITCH INPUT SIGNAL 1
    1. Turn ignition switch OFF.
    2. Disconnect BCM connector.
    3. Check voltage between BCM harness connector and ground.
      CONNECTOR TERMINALS VOLTAGE REFERENCE CHART

      (+) (-) Voltage (V) (Approx.)
      BCM
      Connector Terminal
      M70 105 Ground Battery voltage

      Is the inspection normal? 

      YES: GO TO 2.

      NO-1: Check 10 A fuse [No. 38, located in the fuse block (J/B)].

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

  2. CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
    1. Disconnect stop lamp switch connector.
    2. Check voltage between stop lamp switch harness connector and ground.
      CONNECTOR TERMINALS VOLTAGE REFERENCE CHART

      (+) (-) Voltage (V) (Approx.)
      Stop lamp switch
      Connector Terminal
      E102 (CVT models)
      E118 (M/T models)      		 1 Ground Battery voltage

      Is the inspection result normal? 

      YES: GO TO 3.

      NO: Check harness for open or short between stop lamp switch and fuse.

  3. CHECK STOP LAMP SWITCH INPUT SIGNAL 2
    1. Connect stop lamp switch connector.
    2. Check voltage between BCM harness connector and ground.
      CONNECTOR TERMINALS VOLTAGE REFERENCE CHART

      (+) (-) Condition Voltage (V) (Approx.)
      BCM
      Connector Terminal
      M68 9 Ground Brake pedal Depressed Battery voltage
      Not depressed 0

      Is the inspecting result normal? 

      YES: GO TO 4.

      NO: GO TO  5.

  4. REPLACE BCM
    1. Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
    2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT-III.

      For initialization and registration procedures, refer to CONSULT-III Operation Manual NATS-IVIS/NVIS.

      INSPECTION END

  5. CHECK STOP LAMP SWITCH CIRCUIT
    1. Disconnect stop lamp switch connector.
    2. Check continuity between stop lamp switch harness connector and BCM harness connector.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      Stop lamp switch BCM Continuity
      Connector Terminal Connector Terminal
      E102 (CVT models)
      E118 (M/T models)      		 2 M68 9 Existed

      Is the inspection result normal? 

      YES: GO TO 6.

      NO: Repair or replace harness.

  6. CHECK STOP LAMP SWITCH

    Refer to , "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 7.

    NO: Replace stop lamp switch. Refer to "REMOVAL AND INSTALLATION ".

  7. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END

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