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95

Error 95 — High Current Lockout

Carrier · Heat Pumps

What does 95 mean?

The system has entered a lockout state due to high current. This can be caused by high supply line voltage, storm weather, loose wiring, incorrect compressor grounding, or inverter/compressor damage.

Common Causes

  • High supply line voltage (> 257 VAC)
  • Storm weather causing intermittent voltage spikes
  • Loose wire in control box area
  • Ground lead from Compressor attached to winding power connection
  • Inverter internal damage
  • Compressor Winding damage

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the supply voltage to the Outdoor Unit. If it is high, contact your utility provider.

  2. 2

    If adverse weather is suspected, wait for it to subside; the unit should self-recover. Cycle the ODU power if necessary.

  3. 3

    Check for any loose wires in the ODU control box area and ensure they are secure.

  4. 4

    If the issue persists, contact a qualified technician to inspect compressor grounding and potentially replace the inverter or compressor.

Browse all codes in this manual (40)
Verified technical data. Last updated: April 2026

Related Faults

1 (1 sec ON), longer pause (2 sec OFF)Amber LED flashes 1 time (1 sec ON) then longer pause (2 sec OFF) — Variable Capacity Range Cutback1, pauseAmber LED flashes 1 time then pauses — Variable Capacity Operation16Communication Loss Event 16
Source: Carrier Heat Pumps
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