1. Product Overview
The BAANOOL GPS 403D is a 4G LTE vehicle GPS tracker designed for real-time positioning and management. It offers features such as anti-theft, geo-fencing, overspeed alarms, and remote control capabilities, making it suitable for logistics, personal vehicle security, and fleet management.
Package Contents
The standard package includes the following components:
- GPS 403D Tracker Unit
- Remote Control (for D model)
- 12-Pin Wiring Harness
- Relay
- Microphone
- English User Manual

Hardware Description
The GPS tracker unit features several indicators and ports:
- Power LED: Indicates power status.
- Network LED: Indicates network (GSM/GPRS/LTE) connectivity.
- Satellites LED: Indicates GPS signal reception.
- SIM Card Slot: For inserting the 4G LTE SIM card.

2. Setup and Installation
SIM Card Installation
Before installation, ensure you have a valid 4G LTE SIM card with data and SMS capabilities. The SIM card should be inserted into the designated slot on the side of the tracker unit.
- Locate the SIM card slot cover on the side of the GPS tracker.
- Gently open the cover.
- Insert the SIM card into the slot with the metal contacts facing down, ensuring it clicks into place.
- Close the SIM card slot cover securely.

Wiring Diagram
Proper wiring is crucial for the tracker's functionality. Refer to the diagram below for connections to your vehicle's electrical system. Ensure all connections are secure and insulated.

Key Wiring Connections:
- Black Wire: Negative (-) Power
- Violet Wire: SOS Button
- Green Wire: Door Trigger (Negative)
- Red Wire: Positive (+) Power (with 3A fuse)
- Blue Wire: Door Trigger (Negative)
- White Wire: ACC (Ignition)
- Orange Wire: Microphone
- Pink Wire: Alarm Siren
- Brown Wire: Fuel Sensor (0-5V)
- White with Black Wire: Oil and Power Cut (Relay control)
- Yellow Wire: Oil and Power Cut (Relay control)
Optional Accessories
The following table details optional accessories that can enhance the tracker's functionality:

3. Operating Instructions
Main Functions
The GPS 403D tracker provides comprehensive vehicle management features:
- GPS Real-time Positioning: Track your vehicle's location in real-time.
- Movement Alarm: Receive alerts if the vehicle moves from a parked position.
- Geo-fence: Set virtual boundaries and get notifications when the vehicle enters or exits them.
- Overspeed Alarm: Be alerted if the vehicle exceeds a predefined speed limit.
- Door/ACC/Vibration Alarms: Receive alerts for unauthorized door opening, ignition (ACC) status changes, or excessive vibration.
- External Power Cut Off Alarm: Notification if the tracker's main power supply is disconnected.
- Low Power Alarm: Alerts when the internal backup battery is low.
- SOS Function: Allows the driver to send an emergency alert.
- Remote Oil Cut Off and Power Off: Remotely disable the vehicle's engine or power supply.
- Optional Fuel Detection: Monitor fuel levels (requires additional fuel sensor).
Mobile Application (BAANOOL IoT)
To manage your tracker via smartphone, download and register on the BAANOOL IoT mobile app:
- Scan the QR code provided in the manual or search for "BAANOOL IoT" on Google Play Store or Apple App Store.
- Install the application on your mobile device.
- Open the BAANOOL IoT app, register a new account, and log in.

Web Platform (BAANOOL IoT)
For web-based tracking and management, use the BAANOOL IoT web platform. Your account name and password are the same as for the mobile app.
- Open your web browser and navigate to http://www.baanool.net.
- Click on the "Register account" option to create a new account if you haven't already.
- Enter the required information, including IMEI number, account, password, and mobile phone number, then confirm registration.
- Log in with your registered credentials.


Remote Control (GPS-403D Model)
The GPS-403D model includes a remote controller. This allows you to arm and disarm the tracker's security features. You can also use the mobile app or send SMS messages to control these modes.
4. Maintenance
To ensure optimal performance and longevity of your GPS tracker, follow these maintenance guidelines:
- Keep Dry: Although rated IP65 waterproof, avoid submerging the device in water.
- Clean Gently: Use a soft, dry cloth to clean the device. Do not use harsh chemicals or solvents.
- Temperature: Operate and store the device within the specified temperature ranges (-20°C to +45°C for operation, -40°C to +85°C for storage).
- Battery Care: The device has a chargeable 3.7V 300mAh Li-ion backup battery. Avoid extreme temperatures that can degrade battery life.
- Firmware Updates: Periodically check the BAANOOL IoT platform or app for any available firmware updates to ensure the best performance and security.
5. Troubleshooting
If you encounter issues with your GPS 403D tracker, refer to the following common problems and solutions:
- No Signal / Offline:
- Check if the SIM card is correctly inserted and activated with a data plan.
- Ensure the tracker is in an area with good 4G LTE network coverage.
- Verify the antenna connections (if external).
- Restart the device by disconnecting and reconnecting power. - Inaccurate Positioning:
- Ensure the device has a clear view of the sky for GPS satellite reception.
- Move the vehicle to an open area away from tall buildings or dense foliage.
- Check the Satellites LED indicator; it should be solid or blinking rapidly when acquiring a fix. - Alarms Not Triggering:
- Verify that alarm settings are correctly configured on the BAANOOL IoT platform or app.
- Check wiring for door, ACC, and vibration sensors as per the wiring diagram. - Remote Control Not Working:
- Ensure the remote control has working batteries.
- Confirm the tracker is the 'D' model, which supports remote control.
- Try controlling via the mobile app or SMS commands to isolate the issue. - Device Not Powering On:
- Check the main power connection to the vehicle (12V-24V).
- Inspect the 3A fuse on the red power wire for continuity.
- Ensure the vehicle's battery is charged.
6. Specifications
| Attribute | Value |
|---|---|
| Product Name | GPS TRACKER |
| Model | 403CD (GPS 403D) |
| Dimensions (DIM.) | 9.6 x 5.3 x 1.8 cm |
| Weight | 70g |
| Network | GSM/GPRS/LTE |
| Band 4G | B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B40 |
| Band 2G | 850/900/1800/1900MHz |
| GPS Sensitivity | -165dBm |
| GPS Accuracy | 5m |
| Time To First Fix (Cold status) | 45s |
| Time To First Fix (Warm status) | 35s |
| Time To First Fix (Hot status) | 1s |
| Applicable Car Power | 12V-24V |
| Backup Battery | Chargeable 3.7V 300mAh Li-ion battery |
| Storage Temperature | -40°C to +85°C |
| Operation Temperature | -20°C to +45°C |
| Humidity | 5% - 95% non-condensing |
| Waterproof Grade | IP65 |
| Certification | CE, FCC, RoHS |

7. Warranty and Support
This product is certified with CE, FCC, and RoHS standards, ensuring compliance with relevant safety and environmental regulations.
For technical support, platform access, and any inquiries regarding your GPS tracker, please utilize the free BAANOOL IoT web platform (www.baanool.net) or the BAANOOL IoT mobile application. These platforms provide resources for account management, device configuration, and troubleshooting.
Specific warranty details are not provided in this manual. Please refer to your purchase documentation or contact the seller for warranty information.
8. User Tips
- Professional Installation Recommended: Due to the complex wiring involved, professional installation is highly recommended to ensure correct functionality and avoid damage to your vehicle or the device.
- SIM Card Activation: Always ensure your SIM card is active, has sufficient data, and supports 4G LTE for optimal performance.
- Optimal Placement: For best GPS signal reception, install the tracker in a location with a clear view of the sky, away from metal obstructions.
- Regular Monitoring: Periodically check the device status and location via the app or web platform to ensure it's functioning correctly.
- Battery Backup: The internal backup battery is for temporary power during main power disconnection. It is not intended for continuous operation.





