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OneTouch Ultra Plus Flex™ - Error Messages

Published 2025-03-26
Updated 2026-02-12
Products OT Ultra Plus Flex Meter

OneTouch Ultra Plus Flex™ Error Messages:
 


Error Message 1:
 

  • What it means:
    • There is a problem with the meter.
  • What to do:
    • Remove the batteries.
    • Press the Power or Ok button for 3 seconds.
    • Reseat the batteries.
    • Turn meter back on normally (with strip or Power button).
    • If this message continues to appear: Do Not use the meter. Contact Customer Care.

Error Message 2:
 

  • What it means:
    • Error message could be caused either by a used test strip or a problem with the meter or test strip.
    • Error 2 sub-code 1 can be caused by inserting a test strip which has already been used.
    • Error 2 sub-code 2 can be caused by the test strips being stored incorrectly.
  • What to do:
    • Check test strip port for contamination. Confirm if any control solution or blood have gone inside the test strip port.
    • Repeat the test with a new test strip.
      • If this message continues to appear, contact Customer Care.

    Error Message 3:
     

    • What it means:
      • The sample was applied before the meter was ready.
    • What to do:
      • Repeat the test with a new test strip. Apply a blood or control solution sample only after the flashing  symbol appears on the display.
      • If this message continues to appear, contact Customer Care.

    Error Message 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.
        • The sample was improperly applied.
        • There may be a problem with the meter.
    • What to do:
      • Repeat the test with a new test strip.
      • If the error message appears again, contact Customer Care.

    Error Message 5:
     

    • What it means:
      • The meter has detected a problem with the test strip. Possible cause is test strip damage.
    • What to do:
      • Repeat the test with a new test strip.
      • If the error message appears again, contact Customer Care.

    Error Screens:
     

    • If there is a problem with your meter, error screens may appear. Along with an error number, there is also an error code in the upper left corner of your meter screen. If you cannot resolve the error with your meter, contact Customer Care. They will refer to the error number and code to help troubleshoot the problem.


    Useful Links:

    AW 07295104 BFILE-REC-0124803 03