PCB Care

Carrier P5 Error Code

Compressor Phase Current Protection.

ac
Compressor Phase Current Protection

Cause: Compressor drawing excess phase current

How to fix: Check compressor load, refrigerant charge, and current sensing circuit.

Carrier boards that may fix P5

If the board is the cause, these refurbished Carrier boards are in stock. Match the part number before you order.

Other Carrier codes

E0E1E2E3E4E5ECF0F1F2F3F4