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ANCEL BD300 OBD2 Scanner Bluetooth OBD 2 Code Reader ABS SRS DPF TPMS Car Engine Diagnostic Scan Tool OBD2 Code Reader For BMW
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Estimated delivery time: 7-45 working days.See details» - Returns:
- Return for refund within 7 days,buyer pays return shipping.Read details »
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ANCEL BD300 OBD2 Scanner – Bluetooth Diagnostic Tool for BMW, MINI & Rolls-Royce
Why Choose the ANCEL BD300 Bluetooth OBD2 Scanner for BMW?
Many handheld BMW diagnostic tools on the market feature large sizes, small screens, button-based operation, and complex interfaces—making them inconvenient for everyday use. The ANCEL BD300 addresses these issues with a compact design that fits easily in your pocket, intuitive touchscreen operation, and a clear, user-friendly interface for straightforward vehicle diagnostics. As an upgraded version of the BD200, the BD300 adds dedicated BMW-specific modules to its core functionality.

Full System Diagnostic Support for BMW, MINI, and Rolls-Royce
1. Engine System
Supports all standard OBDII modes. Quickly identifies engine issues, turns off the check engine light, helps pass emissions tests, improves fuel efficiency, and maintains optimal vehicle performance.
2. Transmission System
Early detection of transmission problems is key—most fault codes originate from this system. The BD300 retrieves transmission-related trouble codes before minor issues become major repairs.
3. Airbag (SRS) System
The Supplemental Restraint System (SRS) deploys airbags to protect occupants during collisions. The BD300 can read and clear SRS fault codes and turn off the airbag warning light.
4. ABS System
The Anti-lock Braking System (ABS) modulates brake pressure to prevent wheel lockup during hard braking, maintaining approximately 20% slip for maximum tire grip and vehicle control.
5. Battery Matching System
The BD300 evaluates battery charge levels, monitors short-circuit current, registers new battery installations, activates vehicle hibernation mode, and supports battery charging through the diagnostic port.
6. CBS Correction
Supports BMW’s Condition Based Servicing (CBS) system, which monitors component wear—including oil life, cabin air filter, brake pad thickness, brake fluid condition, spark plugs, and (on diesel models) the diesel particulate filter (DPF).
7. EGS Clear Adaptation
Automatic transmissions require precise maintenance to avoid costly repairs. The BD300 enables proper transmission service procedures and adaptation resets.

Manufacturer-Level Diagnostics for BMW Vehicles
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Battery Registration
Updates your vehicle’s system when a new battery is installed. Required for all 2002 and newer BMW models after every battery replacement.
-
Throttle Relearn
Resets the throttle actuator to its initial state and clears ECU learning values, ensuring precise throttle control and accurate air intake management.
-
Maintenance Reset
After servicing, reset the maintenance interval (mileage or time) to turn off the maintenance reminder light and start a new service cycle.
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Brake Pad Reset
When brake pads wear down, the sensor triggers a dashboard alert. After replacing the pads, use the BD300 to reset the system—otherwise, the warning will persist.
Supported Languages
English, French, Spanish, German, Italian
Basic Diagnostic Functions for BMW / MINI / Rolls-Royce
- Read & clear fault codes
- Turn off warning lights
- Read live data stream (text and graph)
- Perform I/M Readiness test
- Conduct smog emission test
- Run EVAP system test
- Retrieve vehicle information

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