E-4 message "E-4" in the display means not enough blood or control solution was drawn into the test strip for measurement or was applied after the test has started. Discard the test strip and repeat the test.
Why does my glucose meter keep saying error?
Error codes may typically appear for reasons including: Blood test sample smeared or not large enough. Test strip incorrectly inserted. Wrong test strip used.
What does Error 4 mean on a one touch?
Error 4. What it means: One of the following may apply: Not enough blood or control solution was applied or more was added after the meter began to count down. The test strip may have been damaged or moved during testing.2021-10-14
What does Error 4 mean on my Onetouch Verio Flex?
Error 4. What it means: One of the following may apply: Not enough blood or control solution was applied or more was added after the meter began to count down. The test strip may have been damaged or moved during testing.2021-10-14
What does Error 4 mean on blood sugar monitor?
"E-4" in the display means not enough blood or control solution was drawn into the test strip for measurement or was applied after the test has started. Discard the test strip and repeat the test.
Why do I keep getting error messages on my glucose meter?
Error codes may typically appear for reasons including: Blood test sample smeared or not large enough. Test strip incorrectly inserted. Wrong test strip used.