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How do I troubleshoot inaccurate positioning with my T4-1 GNSS Tracker?

1Answers
JuneDella
12/17/2025, 09:53:29 AM

If your T4-1 GNSS Tracker is not providing accurate positioning data, follow these steps to troubleshoot the issue:

  1. Check GPS Signal Strength: Ensure the device is operating in an area with good GPS signal reception. Avoid locations with obstructions like tall buildings or underground parking, which can interfere with the signal.

  2. Remove Signal Interference: Inspect for any metal heat insulation film on the vehicle's windshield, as it can block GPS signals. Test the T4-1 GNSS Tracker in a vehicle without this film to see if the issue resolves.

  3. Eliminate Signal Jammers: Check for the presence of signal jammers or shielding devices in or around the vehicle. Remove any potential sources of interference and retest the device's positioning accuracy.

  4. SIM Card Verification: Make sure the SIM card is correctly inserted and activated with GPRS services. Examine the SIM card's metal surface for dirt or poor contact. Clean the metal chip or reinsert the SIM card to ensure a proper connection.

  5. Network Signal Strength: If the device is experiencing issues due to a weak mobile network signal, move the vehicle to an area with better coverage and test the T4-1 GNSS Tracker's positioning capabilities again.

  6. Server Status Confirmation: Verify that the management platform's server is functioning correctly. Check for any reported server issues that could be affecting the device's ability to provide accurate positioning.

  7. SIM Card Status Inquiry: Use the SIM card inquiry platform to confirm that your SIM card is active and operating as expected.

  8. Seek Professional Support: If the problem continues after these steps, contact the manufacturer or technical support for further assistance and professional diagnosis of your T4-1 GNSS Tracker.

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