I bought a new key from ebay, followed the instruction of...
https://www.mazdas247.com/forum/showthread.php?71178-Programming-a-Spare-Key-for-Mazda3-How-To-Guide
tried quite a few times, it won't add my new key to the ECU. Can someone point it out what did I do wrong?
Steps:
1. Insert original Key 1 --> turn key to ON. --> remove key in 5 seconds
2. Insert original Key 2 --> turn key to On. --> remove key in 5 seconds
3. Insert ebay Key --> turn key to ON. --> ?? it doesn't register
https://www.mazdas247.com/forum/showthread.php?71178-Programming-a-Spare-Key-for-Mazda3-How-To-Guide
tried quite a few times, it won't add my new key to the ECU. Can someone point it out what did I do wrong?
Steps:
1. Insert original Key 1 --> turn key to ON. --> remove key in 5 seconds
2. Insert original Key 2 --> turn key to On. --> remove key in 5 seconds
3. Insert ebay Key --> turn key to ON. --> ?? it doesn't register
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