
LENNOX Error Code P2
Common error codes

Error Code P2 – Low Pressure Protection
Lennox Error Code P2 commonly indicates low pressure protection, often linked to low refrigerant or a refrigerant leak. This can cause weak cooling/heating, coil freezing, and system shutdown.
Because refrigerant leaks can worsen over time, early diagnosis is important.
✅ Hycool Air Conditioning Sydney can troubleshoot Lennox P2 faults, check for leaks, and restore system performance. If P2 appears, contact Hycool now.