Tools Required

J 35628-A  Vats/Pass Interrogator Tester. See Special Tools  .

IMPORTANT: When servicing the PASS-Key(R) II system, obtain all the vehicle ignition keys. Verify the key code values with the J 35628-A  . See Special Tools  .
1. In order to copy a PASS-Key(R) II ignition key, determine the necessary key code or resistance value.
2. Determine the master ignition key code using the J 35628-A  as outlined in the following procedure:
   IMPORTANT: Disconnect the tool wiring connectors.
   1. Turn ON the J 35628-A  . See Special Tools  .
   2. Insert the key into the tool lock cylinder.
   3. Note the measured key code of the master ignition key as displayed on the key code reader.
   4. Obtain a key blank matching the key code.
   5. Cut the key blank to match the original key.