How to Update TOPDON BT600 / BT600 Plus Battery Tester

Keeping your TOPDON BT600 or BT600 Plus up to date ensures optimal performance, improved stability, and access to the latest features. This guide will walk you through the firmware update process step by step.

(The BT600 battery tester is used as an example, but the same steps apply to the BT600 Plus.)

Step 1: Download the Latest Software

1. Visit the official TOPDON website:

www.topdon.com/products/bt600

2. Scroll down and click on the “DOWNLOAD” section.

3. Download the latest software version to your computer.

Step 2: Install the Software and Log In

1. Install the downloaded software on your computer.

2. Launch the program and log in.

Note: Any valid TOPDON account can be used to log in. If you don’t already have an account, register for one using your email address.

Step 3: Connect the Device to Your Computer

1. Use the USB cable included in the package.

2. Connect the BT600 / BT600 Plus battery tester to your computer.

Step 4: Register the Tester

1. Once connected, the device information will appear in the “My Device” interface.

2. Confirm that the displayed serial number is correct.

3. Complete the registration if prompted.

Note: If your device has already been registered before, you can skip this step.

Step 5: Upgrade the Firmware

1. Click “Upgrade” in the software.

2. The system will automatically detect and display the latest firmware version.

3. Click “Upgrade” again to start the update process.

4. Wait until the software shows a successful upgrade prompt.

Upgrade Complete

Once the process is finished, your TOPDON BT600 / BT600 Plus is fully updated and ready to use. For best results, always keep your device firmware up to date.

For more diagnostic tools, updates, and technical guides, visit:

www.obd2shop.co.uk

How to Use the TOPDON BT600 Battery Tester

This guide explains how to properly use the TOPDON BT600 Battery Tester to perform battery tests, cranking tests, and charging system tests. Follow the steps below to ensure accurate and reliable results.

Before starting, connect the tester correctly:

Red clamp → Battery positive (+) terminal

Black clamp → Battery negative (–) terminal

Once connected, the BT600 will display the battery voltage and automatically enter the main menu, where you can choose Battery Test, Cranking Test, or Charging Test.

1. Battery Test

Warning:

Before testing, ensure the engine is off and all electrical accessories are turned off.

The battery test function supports 12V lead-acid batteries only (24V batteries are not supported).

Step-by-Step Instructions

① Select BATTERY TEST from the main menu and press [ENTER / PRINT].

② Select the appropriate battery type and press [ENTER / PRINT].

The battery type can be found on the battery label.

③ Select the correct battery standard and press [ENTER / PRINT].

The standard is also listed on the battery label.

Refer to the table below for battery standards and corresponding test ranges.

④ Input the CCA (Cold Cranking Amps) value using the Up / Down arrow keys, then press [ENTER / PRINT] to start the test.

Short press: adjust by ±5

Long press: continuous adjustment

⑤ The battery test result will be displayed shortly.

You can press PRINT to generate a test report, which can be printed and shared with your customer for reference.

Battery Test Terminology

Common test result definitions are explained in the table.

2. Cranking Test

Warning:

Before performing the cranking test, ensure the engine and all accessories are OFF.

This test supports both 12V and 24V lead-acid batteries.

Step-by-Step Instructions

① Select CRANKING TEST and press [ENTER / PRINT].

② The tester will prompt you to start the engine. Follow the on-screen instructions and crank the engine.

③ The test results will be displayed automatically.

Cranking Test Parameters

Cranking Time: The time required for the engine to start

Cranking Voltage: Battery voltage during engine start

Passenger vehicles: ≥ 9.6V

Commercial vehicles: ≥ 19.2V

3. Charging Test

Warning:

Always start the engine before performing the charging test.

This test supports both 12V and 24V lead-acid batteries.

Step-by-Step Instructions

1. Select CHARGING TEST and press [ENTER / PRINT].

2. Confirm the engine is running, then press [ENTER / PRINT].

3. A ripple test will be performed first.

The result is shown as a graph, and the tool will automatically proceed after 5 seconds.

4. Increase the engine speed to 2500 RPM and hold it for 5 seconds as instructed, then press [ENTER / PRINT].

5. The charging system test results will be displayed on the screen.

Charging Test Parameters Explained

Loaded Voltage: Voltage measured when electrical loads are ON

Unloaded Voltage: Voltage measured when electrical loads are OFF

Ripple:

Vehicle batteries operate on DC power, while alternators generate AC power. The diode rectifier converts AC to DC, and voltage fluctuations during this process are known as ripple. Excessive ripple may indicate alternator or diode issues.

For more automotive diagnostic tools and accessories, visit:

www.obd2shop.co.uk