Use a lint-free cloth and a small amount of isopropyl alcohol. Wipe the entire length of the beam.
If cleaning the scale and jaws doesn't work, remove the battery for at least 30 seconds, reinstall it, and then perform the origin reset while holding the jaws closed against a clean piece of paper. Common Causes for E-05 mitutoyo caliper error code e05 link
The next morning he took the caliper to Lena, who ran the small machine shop two blocks over. Lena had a laugh that soldered broken things—not loud but entirely effective. She took the caliper in gloved hands and examined it as if it were a patient with a pulse. “E05,” she said, eyebrows lifted. Her hands moved the slider and tapped at the connectors, the battery hatch, the tiny ribbon cable that looked like a thread of possibility. Use a lint-free cloth and a small amount
: Ensure the battery contacts are clean and have enough tension to hold the battery firmly in place. Mitutoyo Support Resources Common Causes for E-05 The next morning he