BYD Atto 3 2025 Smart Key
BYD Smart Key (ID46)
Overview
Key Type
Smart Key
Markets
EU, ASIA
Transponder
ID46 (HITAG 2)
Integrated
Frequency
433 MHz
Battery
CR2032
Transponder Cloning
Yes
Skill Level
Skilled
Universal Keys
Xhorse: ID 0554 135
Test passed
Overview
Add key
OBD
All keys lost
OBD
Prepare dealer key
No
Remote programming
Automatic
All keys erased automatically
Not specified
Power supply
Recommended (if under 11.5V)
Additional cables required
No
Key Programming via OBD
General Instructions
Programmers
Autel
Recommended
Immobilizer Programming
Xhorse
Recommended
Immobilizer Programming
Lonsdor K518 PRO
Recommended
Immobilizer Programming
Smart Pro
Not supported
Abrites AVDI
Not supported
TDB1000
Not supported
Overview
Double locked
No
Opening direction (LHD)
Not specified
Decoder capability
Not specified
Overview
Original key glued
Not specified
Synchronizing
No