Mitutoyo Caliper Error Code E--05 -

: A sudden drop in voltage can "freeze" the counter, requiring a hard reset.

and check for any signs of corrosion on the contacts. Use a cotton swab with a tiny amount of isopropyl alcohol to clean them. mitutoyo caliper error code e--05

The E--05 error frequently appears when batteries drop below 1.35V (for an SR44) or 2.8V (for a CR2032). The caliper has enough power to light the LCD but not enough to generate the stable high-frequency oscillator needed for capacitive sensing. This produces erratic reference signals. : A sudden drop in voltage can "freeze"