All error codes – Page 14
Page 14 of 35
All
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Dishwasher
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Air Conditioner / Heat Pump
Water Heater / Boiler
P0341
Powertrain
The bank 1 cam signal lands at the wrong crank angle, often from a stretched chain or a sticky…
Moderate
L5
Daikin · Air Conditioner / Heat Pump
L5: the outdoor inverter saw a current spike on the compressor output and shut the compressor…
High
P0342
Powertrain
The bank 1 cam sensor signal stays near 0 volts. Often a weak battery, a pinched wire…
Moderate
51
Fujitsu · Air Conditioner / Heat Pump
Error 51: the indoor fan ran far slower than commanded for about a minute, so the Fujitsu unit…
Moderate
P0343
Powertrain
The bank 1 cam signal is stuck high: an unlatched connector, broken ground or open wire after…
Moderate
E1
Goodman · Air Conditioner / Heat Pump
E1: the low-stage pressure switch reads closed before the inducer starts, so the furnace won't…
Moderate
P0345
Powertrain
The cam sensor on bank 2, the side without cylinder 1, has a missing or faulty signal on a V6…
Moderate
E1
Gree · Air Conditioner / Heat Pump
E1: refrigerant pressure on the high side got too high and the Gree unit stopped the compressor…
Moderate
P0346
Powertrain
Bank 2's cam signal arrives out of position. On V6/V8s that often means a bank 2 chain, guide…
Moderate
E5
Gree · Air Conditioner / Heat Pump
E5: the Gree unit drew more current than allowed – often because supply voltage sagged…
Moderate
P0350
Powertrain
The shared coil feed, ignition module or coil wiring is faulty. Often set with several…
Moderate
CH10
LG · Air Conditioner / Heat Pump
CH10: the indoor unit's fan motor isn't turning or isn't reporting its speed, so the unit shuts…
Moderate
P0351
Powertrain
The engine computer found an electrical fault in coil A, the coil that fires cylinder 1 on most…
Moderate
CH21
LG · Air Conditioner / Heat Pump
CH21: the outdoor inverter's power module saw a dangerous current peak and cut power…
High
P0352
Powertrain
Coil B, normally on cylinder 2, has a circuit fault. Where cylinder 2 sits depends…
Moderate
EC
Midea · Air Conditioner / Heat Pump
EC: in cooling, the indoor coil didn't get colder after the compressor started – the unit…
High
P0353
Powertrain
The circuit for coil C, which fires cylinder 3, failed its electrical check. Wiring is a big…
Moderate
P4
Midea · Air Conditioner / Heat Pump
P4 (PC 04 on newer displays): the outdoor board couldn't drive the inverter compressor…
High
P0354
Powertrain
Coil D, normally the one on cylinder 4, failed its circuit check. It often shows up right after…
Moderate
P1
Mitsubishi Electric · Air Conditioner / Heat Pump
P1: the indoor unit's return-air thermistor reads open or shorted, so the unit can't tell room…
Low
P0355
Powertrain
Coil E, the coil for cylinder 5, has an electrical fault. Only engines with five or more…
Moderate
P6
Mitsubishi Electric · Air Conditioner / Heat Pump
P6: the indoor coil got too cold in cooling or too hot in heating – almost always an airflow…
Low
P0356
Powertrain
The coil F circuit for cylinder 6 failed its check. On inline sixes it's the coil…
Moderate
H11
Panasonic · Air Conditioner / Heat Pump
H11: the Panasonic indoor unit stopped getting valid signals from the outdoor unit after it…
Moderate