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Home >> Infiniti >> 2006 >> M35 Base >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Body, Lock & Security System >> Intelligent Key System/Engine Start Function >> DTC B2555: Stop Lamp Circuit >> Diagnostic Procedure
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Diagnostic Procedure

  1. CHECK STOP LAMP SIGNAL 

    With CONSULT-II 

    Check ("STOP LAMP SW") in DATA MONITOR mode with CONSULT-II.

    When depressing the break pedal STOP LAMP SW: ON 

    Fig 1: Display DATA MONITOR Mode
    G04145332Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    Check voltage between Intelligent Key unit connector and ground.

    VOLTAGE SPECIFICATIONS

    Terminals Voltage (V)(Approx.)
    (+) (-)
    Intelligent Key unit connector Terminal
    M32 11 Ground Battery voltage
Fig 2: Checking Voltage Between Intelligent Key Unit Connector And Ground
G04145333Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: XXX

NG: Check the following.