VDIAGTOOL D503 Full System Diagonstic Scanner Tool for BMW Vehicle
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Delivery and Shipping
Delivery and Shipping
All orders are shipped between 24 hours or less Monday through Friday from 9:00 am to 6:00pm. Orders placed after 5 p.m. EST will be shipped next business day.
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Return Policy
Return Policy
At Locksmith Keyless, we prioritize your satisfaction and offer a simple return process. Returns are accepted within 30 days of purchase for unused items in original packaging. Certain items, including OEM keys, Lishi tools, and customized orders, are non-returnable. A restocking fee of up to 30% may apply. For a full list of non-returnable items and more details, please refer to our complete return policy.
For damaged, missing, or incorrect items, please contact us within 48 hours of delivery. All returns require an RMA number. Shipping costs for returns are the responsibility of the customer.
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Description
Description
VDIAGTOOL D503 Full System Diagonstic Scanner Tool for BMW Vehicle
The D503 is a specialized full-system diagnostic scanner engineered for BMW vehicles
Specifications:
| Connection Method | Low-Frequency Bluetooth |
| Indicator Lights | Green (Power On), Blue (Connected to App), Blue Flashing (Communicating) |
| Upgrade Method | App Online Upgrade |
| Upgrade Period | Lifetime Free |
| Body Size | 89 X 49 X 26 mm |
| CAN FD | Yes |
| DOIP | No |
| J2534 Programming | Yes |
| Full System Diagnostics | Yes |
| Full OBD2 Diagnostics | Yes |
| Action Testing | Yes |
| Read ECU Information | Yes |
| Read Fault Codes | Yes |
| Clear Fault Codes | Yes |
| Read Data Stream (8-in-1) | Yes |
| Support Languages | 22 |
The D503 is a specialized full-system diagnostic scanner engineered for BMW vehicles.
With full ECU coverage - from engine, transmission, ABS, SRS, BCM and more. It offers deep diagnostics, fast scanning, advanced fault-code reading and clearing, and rich live data streams. Whether you're a workshop technician or GM vehicle owner, the D501 provides the reliability and performance needed for accurate vehicle health analysis.
All OBD2 Functions in One Tool - Your Complete Diagnostic Toolkit Turn your smartphone into a professional diagnostic station. Your Complete OBD2 Toolkit provides a full suite of diagnostic capabilities for any OBD2-compatible vehicle.
From reading and clearing fault codes to viewing live data and running emissions readiness tests, D503 is designed to help both DIY users and professionals quickly diagnose vehicle issues and ensure optimal engine performance.
Bi-Directional Control enables deep-level diagnostics by allowing the tool to send commands to a vehicle's ECUs. You can activate components such as ABS pumps, fans, injectors, windows, door locks, solenoids, valves, and more to verify their working condition. This powerful function helps technicians pinpoint issues faster and avoid unnecessary part replacements.
51+ Special Functions for BMW Vehicles
This diagnostic tool supports 51+ BMW-specific special functions, offering deep-level maintenance capabilities across BMW, BMW-Mini, and Rolls-Royce models.
Perform essential resets, module relearns, adaptations, calibrations, battery matching, steering angle resets, injector coding, ABS bleeding, TPMS relearn, and more.
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