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Home >> Lexus >> 2002 >> SC 430 >> Repair and Diagnosis >> General Information >> Computer Relearn Procedures - Import >> LEXUS >> Additional Master Key >> Using Ignition Switch

Using Ignition Switch

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NOTE: Ensure driver's door is closed and key is not inserted in ignition switch.
  1. Insert registered master key in ignition.
  2. Perform this step within 35 seconds. Turn ignition switch on/off 5 times. Open/close driver's door 6 times. Remove master key from ignition.
  3. Perform this step within 10 seconds. Insert new key to be registered in ignition.
  4. After one minute, additional master key is registered. Security indicator should turn off. If programming additional keys, repeat process starting with step  2. If additional keys do not need programming, remove master key from ignition.