The time and date settings may be incorrect. Make sure the time and date are correct and adjust, if necessary.

The battery is almost out of power. Change the battery now. If the message reappears after the battery has been replaced, remove the battery again, press any meter button, then reinsert the battery.

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, wait until the meter and test strip reach the operating temperature (8-44 °C), and repeat the blood glucose or control test. Do not artificially heat or cool the meter.

An electronic error occurred, or in rare cases, a used test strip was removed and reinserted. Turn the meter o. and on, or take the battery out for 20 seconds and reinsert it. Perform a blood glucose or control test.

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.

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.

Your blood glucose may be extremely high or a meter or a test strip error has occurred.

1. If your test result matches how you feel, contact your healthcare professional immediately.
2. If your test result does not match how you feel, repeat the blood glucose test.
   1. If the E-3 code still appears for your blood glucose test, your blood glucose result may be extremely high and above the system’s reading range. Contact your healthcare professional immediately.
   2. If the second test result does not match how you feel, perform a control test with the control solution and a new test strip.
      1. 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.
3. If the control result is not within the acceptable range, contact Roche

The test strip may be damaged or not properly inserted. Remove and reinsert the test strip, or replace it if damaged.

Your meter measures blood glucose within a defined range (0.6–33.3 mmol/L).

The display may indicate that your blood glucose is lower than the measuring range of the system (0.6 mmol/L).

Immediately repeat the test. If your test result matches how you feel, contact your healthcare professional immediately.

If this does not match how you feel, contact (insert affiliate contact information)