Mitutoyo Caliper Error Code E--05 Jun 2026

Remove the four small screws on the back of the sliding unit (often hidden under the model label).

Press and hold the zero button for 10 seconds to drain any residual power. Reinsert a brand-new battery. 2. Clean the Sensor Remove the slider cover.

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Moisture entering the encoder unit interferes with the capacitive reading mechanism.

: Clean the beam with a lint-free cloth. Some users find that a light application of helps displace moisture and improves sliding. Isopropyl Alcohol (IPA) Remove the four small screws on the back

Even after installing a new battery, residual electrical charge in the caliper's internal capacitors can retain the error. To fully reset the electronics:

This is a surprisingly effective fix:

The on a Mitutoyo digital caliper typically indicates an encoder error or a signal processing failure . Unlike a simple "low battery" warning, this error means the caliper's internal sensor cannot properly interpret the position of the slider, rendering the measurement invalid.

Digital calipers are essential tools for precision measurement, and Mitutoyo is the industry standard for accuracy. However, seeing an error code like on your display can bring your quality control or machining work to a sudden halt. I need to provide comprehensive information, including the