Mitutoyo Caliper Error Code E--05 [extra Quality] Jun 2026

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.

Use isopropyl alcohol and a lint-free cloth to thoroughly clean the metallic scale on the main beam of the caliper. mitutoyo caliper error code e--05

High humidity or direct exposure to liquids can create a moisture bridge on the main scale. While many modern Mitutoyo calipers feature IP67 coolant-proof protection, older or standard models are highly sensitive to moisture. 3. Low or Fluctuating Battery Voltage The E--05 error frequently appears when batteries drop

Remove the screws on the back of the sliding unit. Use isopropyl alcohol and a lint-free cloth to

Before attempting a disassembly, follow these troubleshooting steps in order. 1. Perform a "Hard Reset" Remove the battery. Wait at least 60 seconds.