Bmw 7 series key

Smart Key (BMW E-Series – CAS1)

Original BMW smart key for early CAS systems. Keyless start with slot-based ignition. Reliable and fast programming solution.

Key type:
Smart key

Markets:
All

System:
CAS1 immobilizer

Transponder:
ID46 (PCF7942-44 / HITAG2, integrated)

Frequency:
433 MHz / 868 MHz

Battery:
CR2032 – replaceable

Transponder cloning:
Supported

Skill level:
Basic to professional

Key profile:
HU92R

Code series:
1 – 8100 (cuts: 8-8, Card: 1096, ISN: 5912)
HA00000001 – HA00008100 (Card: 1096, ISN: 7506)
HA00000010 – HA00081009 (Card: 1096, ISN: 7507)

Module location:
Dashboard area behind key slot / center console

Programming overview:
Add key → OBD
All keys lost → OBD (no CAS removal required)

Key slots:
Up to 10 keys

Remote programming:
Automatic

Key erasing:
Not specified (manual management)

Power supply:
Stable voltage required (mandatory)

Additional cables:
Not required

EEPROM / Bench details:
Unit: CAS1
Data location: MC9S12DG256 (secured)
Heating temperature: ~350°C (if chip work required)

Programming notes:
All CAS1 keys can be programmed via OBD
No need to remove module in most cases
Fast and stable process

Key construction:
Original key sealed (glued housing)
Opening required for internal repair or battery access

Lock / decoding info:
Opening direction (LHD): counter-clockwise
Door / trunk supported
8 cuts, 4 depths
Symmetrical cuts

Tools used:
Autel IM608 / IM508
Xhorse VVDI2 / Key Tool
Abrites AVDI
CGDI BMW
Smart Pro
EEPROM tools (XPROG, VVDI Prog)

Reference:
Add key: ~30 min
All keys lost: ~90 min

Included:
Key, cutting, programming, full test

Service:
Same-day solution. Ready to drive.