2000 Toyota Avalon XLSFACTORY OEM SERVICE PROCEDURE

Using Scan Tool

  1. Connect scan tool to Data Link Connector (DLC) No. 3. See Figure. Insert registered master key in ignition lock cylinder.
  2. Within 2 minutes of inserting master key into ignition lock cylinder, select SUB-KEY REGISTRATION using scan tool. Within 20 seconds, remove master key from ignition lock cylinder.
  3. Within 10 seconds of removing master key from ignition lock cylinder, insert sub-key to be registered in ignition lock cylinder. Ensure SECURITY indicator light flashes. After one minute, additional sub-key should be registered and SECURITY indicator light should turn off.
  4. If registering additional sub-keys, repeat process starting with step  3 within 10 seconds. The registration mode is complete after removing sub-key from ignition lock cylinder within 10 seconds and brake pedal is depressed or SECURITY indicator has turned off for at least 10 seconds.
Factory Service Tools

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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.

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