2008 Lexus RX 350 AWDFACTORY OEM SERVICE PROCEDURE

SFI System: Precaution

  1. INITIALIZATION 
    NOTE:
    • When disconnecting the negative (-) battery cable, initialize the following systems after the cable is reconnected.
    SYSTEM REFERENCE

    System Name
    Power Window Control System
    Sliding Roof System (for Standard)
    Sliding Roof System (for Multi-panel Moon Roof)
    Lighting System (Adaptive Front-lighting System)
    Power Back Door System
    Power Door Lock Control System
    Back Door Closer System
    Electrical Back Door Outside Handle System
    NOTE:
    • Perform RESET MEMORY (AT initialization) when replacing the automatic transaxle assembly, engine assembly or ECM (See INITIALIZATION ).
    • Perform REGISTRATION (VIN registration) when replacing the ECM (See REGISTRATION  ).

    HINT:

    Initialization cannot be completed by only removing the battery.

  2. FOR USING INTELLIGENT TESTER 
    CAUTION: Observe the following items for safety reasons:
    • Before using the tester, read the instruction manual.
    • Prevent the tester cable from being caught on the pedals, shift lever and steering wheel when driving with the tester connected to the vehicle.
    • When driving the vehicle for testing purposes using the tester, two persons are required. One is for driving the vehicle, and the other operates the tester.
  3. FOR USING BATTERY DURING INSPECTION 
    1. While using the battery during inspection, do not bring the positive and negative tester probes too close to each other as a short circuit may occur.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.