Buy BMW L8 device for BMW
BMW L8 Device – Professional Key Programming Tool for BMW CAS Systems
The BMW L8 Device is a specialized key programming solution designed for BMW vehicles equipped with CAS systems. It enables fast, reliable programming of transponder keys, remote keys, and keyless-go keys directly through the OBD port, without removing the CAS module or performing complicated disassembly.
Perfect for locksmiths, auto technicians, and key specialists working with BMW E-series models.
Supported BMW Models
This device works with the following BMW vehicles:
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BMW 3 Series: E90, E91, E92
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BMW 5 Series: E60, E61
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BMW 7 Series: E65
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BMW X Models: X5 (E70), X6, X1
Programming Instructions
1. Set the Device According to the Key Type
Use the toggle switches:
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Transponder key: switch 2 UP
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Remote key: switch 4 UP
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Keyless Go key: switch 5 UP
2. Wake Up the Vehicle
Activate the car’s bus system by:
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Turning headlights ON and OFF, or
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Pressing the central locking button repeatedly.
3. Insert Key & Connect to OBD
Place the new key on the device’s antenna and plug the device into the vehicle’s OBD port.
4. Reflash Preparation (If Required)
If the CAS requires reflashing:
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The LED will blink rapidly for 10–15 minutes.
5. Initial Key Synchronization
When the LED stays solid green for 4–5 seconds, move the key from the antenna to the ignition and press the Start/Stop button.
The dashboard cluster should illuminate — do not start the engine.
6. Automatic Programming Process
After ~10 seconds, the device will begin intensive LED blinking, indicating programming is in progress.
7. Finalization
When the LED becomes solid green, move the key from the ignition back to the device antenna within 10 seconds.
8. Result Indication
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Green blinking: Programming successful
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Red blinking: Programming failed
Supported CAS Versions
Works With All DME/DDE Units On:
CAS versions:
9227053, 9226238, 9237046, 9237047
For ISTA-P 45 CAS Versions:
9262360, 9262361, 9267608, 9267609, 9278746, 9287534, 9287535, 9289115, 9289116
Supported DME/DDE types include:
MSS60, MEV17, EDC17
(Full list of compatible DME/DDE numbers included in your original documentation — all preserved as requested.)
These cover hundreds of BMW ECU variants across petrol and diesel models.
Key Features
✔ OBD-based programming – no CAS removal
✔ Supports transponder, remote, and keyless keys
✔ Automatic flashing and synchronization
✔ Compatible with a wide range of BMW E-series platforms
✔ LED and buzzer feedback for easy operation





