AC Error Codes: What They Actually Report
An error code is the system telling you which protection tripped or which part stopped responding. It narrows the problem; it does not name the repair. Codes we cannot source are not listed — a guessed meaning is worse than no meaning.
Brand error-code guides
Daikin
6 documented codes
Open guide
LG
11 documented codes
Open guide
Mitsubishi Electric
2 documented codes
Open guide
Gree
59 documented codes
Open guide
Samsung
13 documented codes
Open guide
Panasonic
18 documented codes
Open guide
Hitachi
31 documented codes
Open guide
Toshiba
18 documented codes
Open guide
Fujitsu General
44 documented codes
Open guide
Haier
9 documented codes
Open guide
Carrier
14 documented codes
Open guide
Trane
73 documented codes
Open guide
York
46 documented codes
Open guide
Midea
32 documented codes
Open guide
TOSOT
42 documented codes
Open guide
Hisense
52 documented codes
Open guide
Rheem
26 documented codes
Open guide
Lennox
130 documented codes
Open guide
Blue Star
8 documented codes
Open guide
Sharp
57 documented codes
Open guide
AUX
38 documented codes
Open guide
Whirlpool
5 documented codes
Open guide
No error code showing?
Plenty of AC faults never show a code. Start from what the unit is actually doing: AC problems & symptoms.
Need this looked at properly?
Call or send a photo on WhatsApp and we will tell you whether it needs an inspection, and what the work involves, before anyone travels.