Error Code Lookup

Type the error or fault code below to jump straight to the guide that explains what it means and how to fix it. Covering 28 codes — and growing as new guides are published.

Product	Code	What it means & how to fix it
Window Air Conditioner	88	Window Air Conditioner Error Codes Explained
Window Air Conditioner	AC4	Window Air Conditioner Error Codes Explained
Window Air Conditioner	AC6	Window Air Conditioner Error Codes Explained
Window Air Conditioner	C4	Window Air Conditioner Error Codes Explained
Window Air Conditioner	CH	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E1	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E3	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E4	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E5	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E6	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E7	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E8	Window Air Conditioner Error Codes Explained
Window Air Conditioner	E9	Window Air Conditioner Error Codes Explained
Window Air Conditioner	F0	Window Air Conditioner Error Codes Explained
Window Air Conditioner	F1	Window AC Running but Not Cooling: Causes and Fixes
Window Air Conditioner	F2	Window Air Conditioner Error Codes Explained
Window Air Conditioner	FL	Window Air Conditioner Error Codes Explained
Window Air Conditioner	H5	Window Air Conditioner Error Codes Explained
Window Air Conditioner	K-1	Why Your Window AC Freezes Up and How to Defrost It
Window Air Conditioner	K1	Why Your Window AC Freezes Up and How to Defrost It
Window Air Conditioner	P0	Window Air Conditioner Error Codes Explained
Window Air Conditioner	P1	Window Air Conditioner Error Codes Explained
Window Air Conditioner	P3	Window Air Conditioner Error Codes Explained
Window Air Conditioner	P4	Window Air Conditioner Error Codes Explained
Window Air Conditioner	P5	Window Air Conditioner Error Codes Explained
Window Air Conditioner	P6	Window Air Conditioner Error Codes Explained
Window Air Conditioner	P7	Window Air Conditioner Error Codes Explained
Window Air Conditioner	YC	Window Air Conditioner Error Codes Explained