Error
Code
What It Means What to Do
Testing Errors
E20 Testing Error
Repeat the test with a new
strip. If the error persists,
contact Customer Service.
E24
Too Cold to Test
Control Solution
Move the meter, strip, and
control solution to a warmer
area. Test in 20 minutes.
E25
Too Hot to Test
Control Solution
Move the meter, strip, and
control solution to a cooler
area. Test in 20 minutes.
E27 Too Cold to Test
Move the meter and strip
to a warmer area. Test in
20 minutes.
E28 Too Hot to Test
Move the meter and strip to a
cooler area. Test in 20 minutes.
System Errors
E30–E99
Meter software
or hardware
malfunctioned
ËÈÄʾ»Ã»Ê»ÈÅŮƔËÈÄʾ»
meter back on. If the error
persists, contact Customer
Service.
Speak to a Customer Service representative before returning
your meter for any reason. Contact Customer Service. See
Contact Information.
Customer Service Checklist
When speaking with the Customer Service representative:
1. Have your C
ONTOUR NEXT ONE blood glucose meter,
C
ONTOUR NEXT test strips, and CONTOUR NEXT control solution
available when you call.
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