1. Introduction
The AUTOOL BT360 is a 12V battery load tester designed to analyze the health status of automotive batteries. It performs battery tests, cranking tests, and charging system tests, providing accurate results for various battery types including regular flooded, AGM flat plate, AGM spiral, and Gel batteries. This manual provides detailed instructions for the proper use and maintenance of your BT360 tester.
2. Safety Information
Always observe the following safety precautions when using the AUTOOL BT360 battery tester:
- Wear appropriate eye protection and protective clothing when working near batteries.
- Ensure the vehicle is in a well-ventilated area.
- Avoid sparks, flames, and smoking near the battery, as batteries can produce explosive gases.
- Do not touch hot engine parts or moving components.
- Keep the tester and cables away from water, oil, and grease.
- Ensure the battery clamps are securely connected to the correct terminals (red to positive, black to negative).
- If battery acid comes into contact with skin or eyes, flush immediately with plenty of water and seek medical attention.
3. Product Overview
3.1 Components
The AUTOOL BT360 package typically includes:
- AUTOOL BT360 Main Unit
- Integrated Testing Cables with Alligator Clamps (Red for Positive, Black for Negative)
- User Manual (this document)

Image 3.1: AUTOOL BT360 Battery Tester and its included accessories.
3.2 Tester Unit

Image 3.2: Front view of the AUTOOL BT360 Battery Tester, showing the display and control buttons.
The main unit features an LCD display and four control buttons:
- ESC: Escape/Back button.
- ENT: Enter/Confirm button.
- Up/Down Arrows: Navigation buttons for menu selection.
3.3 Key Features
- Performs Battery Test, Cranking Test, and Charging Test.
- Supports multiple battery types: Regular Flooded, AGM Flat Plate, AGM Spiral, and Gel.
- Wide CCA testing range: 100-2400 CCA.
- Multi-language support for user interface.

Image 3.3: The AUTOOL BT360 supports multiple languages for its user interface.
4. Specifications

Image 4.1: Physical dimensions of the AUTOOL BT360 Battery Tester.
| Parameter | Value |
|---|---|
| Model | BT360 |
| System Voltage | 12 Volts |
| Input Voltage Range | 9V ~ 15V |
| CCA Range | 100-2400 CCA |
| Operating Temperature | -20°C to 50°C |
| Supported Battery Types | Regular Flooded, AGM Flat Plate, AGM Spiral, Gel |
| Dimensions (L x W x H) | 18.8 x 16.76 x 5.84 cm |
| Weight | 320 g |
| UPC | 602860607704 |
4.1 Supported Starting Power Supply Standards

Image 4.2: Table showing various starting power supply standards supported by the BT360.
| Standard | Range |
|---|---|
| CCA | 100-2400 |
| JIS | 26A17-245H52 |
| DIN | 100-2200 |
| IEC | 100-2200 |
| EN | 100-1400 |
| SAE | 100-2400 |
| GB | 30-220Ah |
| BCI | 100-2400 |
| MCA | 100-2400 |
| CA | 100-2400 |
5. Setup
5.1 Unpacking
Carefully remove the AUTOOL BT360 tester and all accessories from the packaging. Inspect for any signs of damage. If any components are missing or damaged, contact customer support.
5.2 Connecting the Tester
The BT360 is powered directly by the vehicle's 12V battery. Follow these steps to connect the tester:
- Ensure the vehicle's ignition is off and all accessories are turned off.
- Connect the red positive (+) clamp to the positive (+) terminal of the 12V battery.
- Connect the black negative (-) clamp to the negative (-) terminal of the 12V battery.
- Once connected, the tester will power on automatically.

Image 5.1: The AUTOOL BT360 tester with its integrated testing cables and clamps.

Image 5.2: The BT360 tester connected to a vehicle battery for testing.
6. Operating Instructions
After connecting the tester, the main menu will appear. Use the Up/Down arrow buttons to navigate through options and the ENT button to confirm selections. Use the ESC button to go back to the previous screen.

Image 6.1: Various display screens of the AUTOOL BT360, illustrating menu navigation and test result displays.
6.1 Battery Test
This function evaluates the overall health of the battery.
- From the main menu, select Battery Test and press ENT.
- Select Battery Location: Choose 'In-Vehicle' if the battery is installed in the car, or 'Out-of-Vehicle' if it's removed. Press ENT.
- Select Battery Type: Choose the type that matches your battery (e.g., Regular Flooded, AGM Flat Plate, AGM Spiral, Gel). Press ENT.
- Select Test Standard: Choose the standard specified on your battery (e.g., CCA, JIS, DIN). Press ENT.
- Set Battery Rating: Input the CCA value (or equivalent rating) as indicated on your battery label. Use arrow buttons to adjust the value and ENT to confirm.
- The tester will perform the analysis and display results such as State of Health (SOH), State of Charge (SOC), voltage, internal resistance, and a recommendation (e.g., 'Good Battery', 'Charge', 'Replace').
6.2 Cranking Test
This test analyzes the vehicle's starting system, including the starter motor.
- From the main menu, select Cranking Test and press ENT.
- Follow the on-screen prompts to start the vehicle. The tester will monitor the battery voltage during cranking.
- Once the test is complete, the display will show cranking voltage, cranking time, and a diagnosis of the starting system's performance.
6.3 Charging Test
This test evaluates the vehicle's charging system, including the alternator and regulator.
- From the main menu, select Charging Test and press ENT.
- Follow the on-screen prompts to rev the engine to a specified RPM (e.g., 2500 RPM for 5 seconds).
- The tester will measure the charging voltage under load and no-load conditions.
- The results will indicate the charging system's output, ripple voltage, and overall health (e.g., 'Good', 'Low Output', 'High Output').
7. Maintenance
To ensure the longevity and accuracy of your AUTOOL BT360 tester:
- Clean the tester with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the battery clamps clean and free of corrosion.
- Store the tester in a dry, cool place, away from direct sunlight and extreme temperatures.
- Avoid dropping the device or subjecting it to strong impacts.
8. Troubleshooting
If you encounter issues with your AUTOOL BT360, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Tester does not power on. | Loose connection; Battery voltage too low; Faulty cables. | Ensure clamps are securely connected. Check battery voltage (must be above 9V). Inspect cables for damage. |
| Inaccurate readings. | Incorrect battery type/standard/rating selected; Corroded battery terminals. | Verify selected parameters match the battery. Clean battery terminals. |
| Error message displayed. | Specific error condition. | Refer to the specific error code (if any) or re-run the test ensuring all steps are followed correctly. |
| Screen is blank or frozen. | Software glitch; Power interruption. | Disconnect and reconnect the tester to reset. If problem persists, contact support. |
9. Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official AUTOOL website. Keep your purchase receipt as proof of purchase for warranty claims.
Manufacturer: AUTOOL
Date First Available: October 27, 2017





