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Home >> Lexus >> 2000 >> SC 400 >> Repair and Diagnosis >> General Information >> Computer Relearn Procedures >> MAZDA >> Immobilizer System (626) >> Key Replacement Or Addition (Customer Supplied 2 Or More Valid Keys)
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Key Replacement Or Addition (Customer Supplied 2 Or More Valid Keys)

  1. Cut new transponder equipped key(s). Using 1st key, turn ignition to ON position, then to LOCK position 5 times. Turn 1st key to ON position. SECURITY light should illuminate. Turn 1st key to LOCK position. SECURITY light should go out.
  2. Using 2nd key, start engine. SECURITY light should illuminate for 1-2 seconds and engine should continue to run. Turn 2nd key to LOCK position and remove key.
  3. Repeat step 2)  with 1st key. Repeat step 2)  with new key. Repeat step 2)  with each new or valid key, up to 8 keys total. Wait 30 seconds, program will quit automatically.