Lenze i500 Error Code 0x0004

Lenze PLC & VFD Critical System

Model: i500 | Code: 0x0004

Applicable Systems
i500

Symptoms

System-level hardware self-test fault detected.

Possible Causes

  • Hardware self-test failure
  • Internal component failure
  • Board-level fault

Troubleshooting Steps

  1. Step 1: Power cycle the drive
    Fault may clear if transient
  2. Step 2: Check for visible damage
    No physical damage
  3. Step 3: Replace control board if persistent
    New board initializes correctly

How to Reset

Power cycle; replace control board if fault persists.

Related Lenze Fault Codes

Source: Lenze i500 Frequency Inverter Manual, Lenze SE

Category: PLC & VFD