Fault Code Lookup

HVAC Sales Master
01
Inverter Power Module Overcurrent
This code typically points to
  • Shorted compressor or inverter power device
  • Severe inverter stress

Next checks to confirm
  1. Verify compressor and inverter condition
  2. Do not assume simple low-voltage issue

Escalation
Strong inverter/compressor hardware concern.
Reset behavior
Manual reset via J4 Test pins with compressor off.
Urgent
Fix now
Source
iQ Drive Table 7