Why is the Accu–Chek Instant glucose meter showing an error? Find how to fix error 3, error 9, error 11, and more Accu–chek Instant meter error codes.
common Accu-Chek glucometer error codes:
| Error Code: | Description: | Troubleshooting: |
|---|---|---|
| Err | The meter was unable to read the blood sample. | Try again using a new test strip. If the error persists, contact the manufacturer of your Accu-Chek glucose meter. |
| E1 | The test strip was not inserted correctly. | Make sure the test strip is inserted all the way into the meter and that the barcode is facing up. |
| E2 | The test strip is expired. | Check the expiration date on the test strip and replace it if it is expired. |
| E3 | The meter or the test strip is defective. | Contact the manufacturer of your Accu-Chek glucose meter for assistance. |
| E4 | There is not enough blood on the test strip. | Apply a fresh drop of blood to the test strip and try again. |
| E5 | The meter is not calibrated. | Calibrate the meter according to the instructions in the user manual. |
| E6 | The meter is out of range. | This error code may appear if your blood sugar is extremely high or low. If your blood sugar is high, contact your healthcare provider immediately. If your blood sugar is low, eat a snack or drink a sugary beverage and wait 15 minutes before testing again. |
| E7 | The meter is not detecting blood. | Make sure the test strip is inserted correctly and that there is enough blood on the test strip. If the error persists, contact the manufacturer of your Accu-Chek glucose meter. |
| E8 | The meter is detecting too much blood. | Wipe away any excess blood from the test strip and try again. |
| E9 | The meter is reading the blood sample too slowly. | This error code may appear if your blood sugar is very high or low. If your blood sugar is high, contact your healthcare provider immediately. If your blood sugar is low, eat a snack or drink a sugary beverage and wait 15 minutes before testing again. |
| HI | Your blood sugar level is above 600 mg/dL. | If you see this error code, contact your healthcare provider immediately. |
| LO | Your blood sugar level is below 20 mg/dL. | If you see this error code, eat a snack or drink a sugary beverage and wait 15 minutes before testing again. If your blood sugar level is still low, contact your healthcare provider immediately. |
| Bat | The battery is low. | Replace the battery in the meter. |
| Err2 | The meter is not compatible with the test strips you are using. | Make sure you are using the correct type of test strips for your Accu-Chek glucose meter. |
| Err3 | The meter is not properly calibrated. | Calibrate the meter according to the instructions in the user manual. |
The meter is connected to a PC and a blood glucose or control test cannot be performed.
EITHER remove the USB cable and perform a blood glucose or control test OR remove the test strip and start a data transfer.
Err : The meter was unable to pair with a mobile device.
Retry the pairing.
E-1 :
The test strip may be damaged, not properly inserted, or was previously used.
Remove and reinsert the test strip, or replace it if damaged or previously used.
E-3
A meter or test strip error has occurred.
Repeat the blood glucose test. If a second E-3 code appears, perform a control test with the control solution and a new test strip.
• If the control result is within the acceptable range, review the proper testing procedure and repeat the blood glucose test with a new test strip.
• If the control result is not within the acceptable range, see the Understanding Out-of-Range Control Results section in the chapter Control Tests.
This error could appear if the cap on the test strip container was not closed tightly. The test strips may have been damaged due to improper storage or handling. In rare cases, an E-3 error code may indicate that your blood glucose is extremely high and above the system’s measuring range. If you do not feel like your blood glucose is extremely high, repeat the blood glucose test. See the Unusual Blood Glucose Results section in the chapter Blood Glucose Tests. If the E-3 code still appears for your blood glucose test, contact your healthcare professional immediately.
E-4
Not enough blood or control solution was drawn into the test strip for measurement or was applied after the test had started.
Discard the test strip and repeat the blood glucose or control test.
E-6
Blood or control solution was applied to the test strip before the flashing drop symbol appeared on the display.
Discard the test strip and repeat the blood glucose or control test.
E-7
An electronic error occurred.
Remove the batteries, press and hold the meter button for at least 2 seconds, and reinsert the batteries. Perform a blood glucose or control test.
E-8
The temperature is above or below the proper range for the system.
Refer to the test strip package insert for system operating conditions. Move to an area with the appropriate conditions and repeat the blood glucose or control test. Do not artificially heat or cool the meter.
E21
The batteries are almost out of power.
Change the batteries now. If the message reappears after the batteries have been replaced, remove the batteries again, press and hold the meter button for at least 2 seconds, then reinsert the batteries.
If you see any of these error codes, you should not try to use the Accu-Chek glucose meter. Instead, contact the manufacturer of your Accu-Chek glucose meter for assistance.
Here are some additional tips for troubleshooting Accu-Chek glucose meter error codes:
- Make sure that you are using the correct type of test strip for your Accu-Chek glucose meter.
- Make sure that the test strip is not expired.
- Make sure that you are applying the blood to the test strip correctly.
- Clean the test strip port on the meter if it is dirty.
- Calibrate the meter according to the instructions in the user manual.
If you have tried these troubleshooting tips and you are still getting an error code, it is time to call a qualified technician. They will be able to diagnose the problem and repair your Accu-Chek glucose meter.