Coaguchek error 3

Coaguchek error 3 can be a frustrating issue for individuals relying on their Coaguchek device for accurate blood clotting measurements. This error message indicates a problem with the device that may require troubleshooting or professional assistance. It is essential to address Coaguchek error 3 promptly to ensure the reliability of your test results and your overall health management. Understanding the potential causes and solutions for this error can help you navigate this situation effectively.


Coaguchek error 3 – What could be causing this error?

When encountering a Coaguchek error 3 message, several potential causes may be at play:

  • Incorrect test strip insertion: Ensure the test strip is inserted correctly.
  • Expired test strips: Using expired test strips can lead to errors.
  • Inadequate blood sample: Insufficient blood volume or improper application can trigger the error.
  • Environmental factors: Extreme temperatures or humidity can impact test strip accuracy.
  • Device malfunction: A malfunction in the Coaguchek device itself may cause the error.
  • Software issues: Outdated software or programming errors can also be a factor.

By addressing these potential causes, users can troubleshoot Coaguchek error 3 effectively.

Coaguchek error 3 – How to Fix?

To resolve Coaguchek error 3, follow these steps:

  1. Ensure the Coaguchek device is on a flat, stable surface.
  2. Check the test strip for any visible damage or expiration date.
  3. Verify that the code on the test strip vial matches the code displayed on the meter.
  4. Make sure your hands are clean and dry before handling the test strip.
  5. Retest using a new test strip if the error persists.
  6. If error 3 continues, contact customer support or healthcare provider for further assistance.

Following these steps should help resolve the Coaguchek error 3 and ensure accurate results from your device.


Coaguchek error 3 can be caused by various factors such as improper handling of the testing device, incorrect test strip placement, or issues with the blood sample. To resolve this error, carefully follow the manufacturer’s instructions, ensure correct usage of the device, and use a new test strip if needed. If the error persists, contact customer support for further assistance.

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