1. Introdución
The VEHLIVE BT910 Car Battery Tester is a multi-functional diagnostic tool designed for testing 6V and 12V batteries, including lithium, regular liquid-filled, AGM flat, AGM wound, GEL, and EFB types. It provides comprehensive analysis of battery health, charging systems, and cranking systems for various vehicles such as automobiles, boats, SUVs, ATVs, motorcycles, and light trucks. This manual provides detailed instructions for the proper use and maintenance of your BT910 tester.

Figure 1: VEHLIVE BT910 Multi-Functional Battery Analyzer showing its display and various test functions.
2. Configuración e uso inicial
2.1 Contido do paquete
Verifica que todos os elementos estean presentes no paquete:
- VEHLIVE BT910 Car Battery Tester unit
- Diagnostic cable with high-quality clips
- Manual de usuario (este documento)

Figure 2: The VEHLIVE BT910 Car Battery Tester and its packaging, including the user manual and diagnostic cables.
2.2 Conexión do comprobador
The BT910 tester is designed for plug-and-play operation. It draws power directly from the battery being tested. Ensure a secure connection for accurate results.
- Asegúrate de que o contacto do vehículo estea apagado.
- Conecta o vermello positivo (+) clamp ao terminal positivo da batería.
- Conecta o negro cl negativo (-)amp ao terminal negativo da batería.
- The tester will power on automatically once connected correctly.
The device features reverse polarity, short-circuit, over-current, and over-voltage protection for user and battery safety.

Figure 3: The BT910 tester highlighting its multiple protection features, including reverse polarity and short circuit protection.
2.3 Lithium Battery Detection System Upgrade
For lithium battery testing functionality, an upgrade is required. This is a free and straightforward process.
- Visit the official VEHLIVE websitio: www.vehlive.com.
- Locate and download the upgrade package for the BT910 model.
- Follow the provided upgrade guide video on the website to update your device.
This upgrade enables the BT910 to accurately test lithium batteries in addition to other battery types.
3. Funcionamento
The BT910 features a 2.8-inch high-contrast color LCD screen and intuitive button navigation for ease of use. It supports 12 language options.

Figure 4: The BT910 display showing various supported languages and vehicle types for testing.
3.1 Navegación do menú principal
Use the directional buttons and the "OK" button to navigate through the menu options on the display. The main menu typically includes options for different tests (Car, Motorcycle, etc.) and settings.
3.2 Proba de batería
This function provides a comprehensive analysis of the battery's health. The BT910 can test all 6V and 12V batteries with a CCA range of 5-3000, including:
- Lithium Battery (after upgrade)
- Regular Liquid-filled Batteries (VRLA/Flooded)
- AGM Flat Plate Batteries
- AGM Wound Batteries (Spiral)
- Baterías GEL
- EFB Batteries
The test results include:
- SOH (State of Health)
- SOC (State of Charge)
- Valor CCA (Cold Cranking Amps)
- CCA Rating
- Voltage
- Resistencia interna

Figure 5: The BT910 tester demonstrating its compatibility with various 6V and 12V battery types, including GEL, AGM, SLA, EFB, Lithium, and VRLA.

Figure 6: The BT910 screen showing detailed battery test results, including SOH, internal resistance, CCA, and voltage, alongside a real-time voltaganálise de forma de onda e.
3.3 Cranking System Test
This test analyzes the vehicle's starting system by measuring the actual starting voltage and starting time. It helps diagnose the performance of the battery during engine start-up and the overall health of the starter motor.

Figure 7: A mechanic using the BT910 to perform a cranking test on a vehicle battery, analyzing starting voltage e tempo.
3.4 Charging System Analysis
The BT910 can also be used to test the charging system, specifically the alternator's performance. It detects changes in battery voltage under load and no-load conditions to assess the alternator's charging capabilities.

Figure 8: The BT910 display showing results from a charging system analysis, indicating load, no-load voltage, and ripple.
3.5 Waveform Analysis Function
The unique waveform analysis function allows real-time tracking of voltage changes. This feature helps identify intermittent battery problems or issues within the electrical system. Continuous voltage monitoring results can be uploaded to a computer for further analysis by professional repair shops.
Video 1: Demonstration of the VEHLIVE BT910's waveform analysis function, showing real-time voltage cambios.
Vídeo 2: Rematadoview of the VEHLIVE BT910's various testing capabilities and features.
4. Mantemento
Proper maintenance ensures the longevity and accuracy of your VEHLIVE BT910 Car Battery Tester.
- Limpeza: Limpe o dispositivo cun pano suave e seco. Evite o uso de produtos de limpeza abrasivos ou solventes.
- Almacenamento: Garde o probador nun lugar seco e fresco, lonxe da luz solar directa e de temperaturas extremas.
- Coidado do cable: Inspect the diagnostic cables and clamps regularly for any signs of wear or damage. Replace if necessary to ensure safe and accurate operation.
- Actualizacións de software: Periodically check the official VEHLIVE websitio (www.vehlive.com) for any available software updates to ensure optimal performance and compatibility with new battery technologies.
5 Solución de problemas
This section addresses common issues you might encounter with your BT910 tester.
- O probador non se acende:
- Ensure the positive and negative clampestean conectados de forma segura aos terminais correctos da batería.
- Verify the battery has sufficient charge to power the device. If the battery is completely dead, the tester may not power on.
- Lecturas inexactas:
- Check for clean and tight connections between the clamps and battery terminals. Corrosion or loose connections can affect accuracy.
- Ensure the battery type selected on the tester matches the battery being tested.
- If testing a lithium battery, confirm that the lithium battery detection system upgrade has been performed.
- Problemas de visualización:
- If the screen is unreadable, ensure the device is not exposed to extreme temperatures.
- Restart the device by disconnecting and reconnecting the clamps.
- Mensaxes de erro:
- Refer to the on-screen error code or message for specific guidance. If the issue persists, contact customer support.
6. Especificacións
| Característica | Detalle |
|---|---|
| Número de modelo | BT910 |
| Batería compatible Voltage | 6 V, 12 V |
| CCA Testing Range | 5-3000 CCA |
| Tipos de batería compatibles | Lithium, Regular Flooded, AGM Flat, AGM Wound, GEL, EFB |
| Precisión de medición | +/-0.5 % |
| Mostrar | 2.8-inch High-Contrast Color LCD |
| Fonte de enerxía | Corded Electric (powered by battery under test or USB-C) |
| Peso do elemento | 350 g |
| Dimensións do paquete | 20.7 x 13.3 x 4.6 cm |
| Características de seguridade | Reverse Polarity, Short-Circuit, Over-Current, Over-Voltage Protection, Reinforced ABS Case |
| Estándares admitidos | CCA, IEC, EN, DIN, CA, BCI, MCA, SAE, JIS |
| Idiomas admitidos | 12 options (e.g., English, Chinese, Japanese, Korean, Italian, Dutch, German, Russian, Portuguese, Spanish, French, Polish) |
7. Garantía e soporte
7.1 Información da garantía
The VEHLIVE BT910 Car Battery Tester comes with a Garantía de reparación dun ano desde a data de compra. Esta garantía cobre defectos de fabricación e avarías en condicións de uso normal. Conserve o comprobante de compra para reclamacións de garantía.
Additionally, VEHLIVE offers a Devolucións gratuítas de 30 días policy for eligible purchases.
7.2 Atención ao cliente
For technical assistance, troubleshooting, or warranty inquiries, please contact our professional client support team. We are available 24/7 to assist you.
- Websitio: www.vehlive.com
- Correo electrónico: (Consulte o oficial website for the most current contact email)
- Teléfono: (Consulte o oficial website for the most current contact number)
When contacting support, please have your product model (BT910) and purchase details ready.


