PCM (Customer Supplied 2 Or More Valid Keys)
WARNING: This page is about a different car, the 2002 Mazda 626 and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
When customer does not supply any valid keys, immobilizer unit must also be replaced.
- Cut new transponder equipped key(s), if necessary. Replace PCM. Using valid first key, turn ignition switch to ON position. SECURITY light should illuminate for 1-2 seconds. Turn valid key to LOCK position.
- Using valid first key, turn ignition switch to ON position, then to LOCK position 6 times. Ensure 6th turning is done within one second. Remove valid first key.
- Using valid second key, turn ignition switch to ON position. SECURITY light should illuminate for 1-2 seconds. Turn valid second key to LOCK position and remove key.
- Using valid first key, start engine. SECURITY light should illuminate for 1-2 seconds and engine should continue to run. Turn valid first key to LOCK position and remove key.
- Repeat step 4 with additional valid key or new third key. Repeat step 4 with each new key, up to 8 keys total. After 30 seconds, program will quit automatically.