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Error Messages
ERROR MESSAGES COURSE OF ACTION
Flow Error Retry &
Blow Steadily
Exhalation not complete or unterrupted. Instruct
subject to blow steadily as long as they can.
<1.3L Retest or Try
Manual Test
Breath flow ended before the subject blew 1.3
liters of breath. Instruct subject to try again or
use manual test mode.
Temperature When taking a test, unit is outside of
temperature limits for taking a test.
Low Battery Battery voltage is too low to take a test.
Replace batteries.
Low Li Battery The internal clock battery is low. Contact Lifeloc
support.
Pump Failure or Pump
Reset Needed
The pump needs reset. Restart unit or follow
screen instructions. If this problem persists contact
Lifeloc support.
Excessive Sensor Noise External interference (such as RF noise) has
been detected. Try to move to a different
location and try again.
Calibration / Cal
Check expiring
The unit is within 48 hours of the Calibration or
Cal Check lockout time. Calibrate or Cal Check
the unit.
Calibration / Cal
Check expired
Calibrate or Cal Check the unit.
Air Blank Failure The unit detected alcohol on an air blank. Move
to a different location, use a new mouthpiece
and try again.
Page 49
Error Messages
ERROR MESSAGES COURSE OF ACTION
Flow Error Retry &
Blow Steadily
Exhalation not complete or unterrupted. Instruct
subject to blow steadily as long as they can.
<1.3L Retest or Try
Manual Test
Breath flow ended before the subject blew 1.3
liters of breath. Instruct subject to try again or
use manual test mode.
Temperature When taking a test, unit is outside of
temperature limits for taking a test.
Low Battery Battery voltage is too low to take a test.
Replace batteries.
Low Li Battery The internal clock battery is low. Contact Lifeloc
support.
Pump Failure or Pump
Reset Needed
The pump needs reset. Restart unit or follow
screen instructions. If this problem persists contact
Lifeloc support.
Excessive Sensor Noise External interference (such as RF noise) has
been detected. Try to move to a different
location and try again.
Calibration / Cal
Check expiring
The unit is within 48 hours of the Calibration or
Cal Check lockout time. Calibrate or Cal Check
the unit.
Calibration / Cal
Check expired
Calibrate or Cal Check the unit.
Air Blank Failure The unit detected alcohol on an air blank. Move
to a different location, use a new mouthpiece
and try again.