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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 678 (Security Control System (With Intelligent Key System)) >> DTC/Circuit Diagnosis >> DTC B2552: Intelligent Key >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. REPLACE INTELLIGENT KEY UNIT
    1. Replace Intelligent Key unit.
    2. Perform initialization with CONSULT. Re-register all mechanical keys. Refer to "CONSULT Operation Manual".
    3. Start the engine.

    Does the engine start? 

    YES: Inspection End.

    NO: Perform "DTC confirmation procedure". Refer to "DTC LOGIC ".

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