LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> LS 460L >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Engine Immobilizer >> Engine Immobilizer System >> ID Code Box Power Source Circuit >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

  1. INSPECT FUSE (SECURITY) 
    1. Remove the SECURITY fuse from the main body ECU.
    2. Measure the resistance according to the value(s) in the table below.

    Standard resistance 

    RESISTANCE SPECIFICATION CHART

    Tester Connection Condition Specified Condition
    SECURITY fuse Always Below 1 Ω

    NG: REPLACE FUSE 

    OK: Go to next step. 

  2. CHECK HARNESS AND CONNECTOR (ID CODE BOX - BATTERY AND BODY GROUND) 
    1. Disconnect the L32 box connector.
    2. Fig 1: Identifying L32 Box Connector
      G04944592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Measure the resistance and voltage according to the value(s) in the table below.

    Standard resistance 

    RESISTANCE SPECIFICATION CHART

    Tester Connection Condition Specified Condition
    L32-8 (GND) - Body ground Always Below 1 Ω

    Standard voltage 

    VOLTAGE SPECIFICATION

    Tester Connection Condition Specified Condition
    L32-1 (+B) - Body ground Always 11 to 14 V

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE  (see PROBLEM SYMPTOMS TABLE )