CodeRegistry
Brands
  1. Home
  2. Mitsubishi Heavy Industries
  3. Air Conditioners
  4. E58
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

E58

E58 - Current safe stop / Overload protection

Mitsubishi Heavy Industries · Air Conditioners

What does E58 mean?

The remote control displays E58 (while the indoor unit's green LED keeps flashing and red LED stays off). This indicates a 'current safe stop' due to overload operation, overcharge, or compressor locking. The system has stopped to protect itself.

Common Causes

  • Overload operation
  • Overcharge of refrigerant
  • Compressor locking

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the air conditioner at the main power breaker and leave it off for at least 30 minutes to allow the system to reset and cool down.

  2. 2

    Check for any airflow obstructions around both indoor and outdoor units.

  3. 3

    Ensure the unit is not being operated in extreme conditions or settings that could lead to overload.

  4. 4

    If the error recurs upon restart, contact a service technician to inspect for underlying issues like refrigerant levels or compressor problems.

Browse all codes in this manual (110)
Verified technical data. Last updated: April 2026

Related Faults

01Power source faulty — RUN LED OFF, TIMER LED flashes 1 time05Wired remote control wiring error — RUN LED OFF, TIMER LED flashes 5 times35Cooling high pressure control activated — RUN LED flashes 3 times, TIMER LED flashes 5 times
Source: Mitsubishi Heavy Industries Air Conditioners
Open Manual (Page 119)Search more codes in this manual