RV refrigerator error codes
RV fridges (absorption or 12V compressor) throw codes when they lose cooling, fail to ignite on gas, or detect a sensor/power fault.
Dometic
1 red LED flash
Voltage fault. The DC supply voltage reaching the fridge is outside the range th… 2 red LED flashes
Excessive fan current. The condenser/cooling fan is drawing more than 1 ampere, … 3 red LED flashes
The motor (compressor) does not start. The electronics tried to start the compre… 4 red LED flashes
Compressor speed too low. The cooling system is so heavily loaded that the compr… 05 / W05
AC (230 V mains) power problem: the fridge is set to run on AC but either no AC … 5 red LED flashes
Overheating of the electronics unit. The compressor's control electronics have g… 06 / W06
DC (12 V) power problem: the fridge expects a 12 V supply but none is connected … 10 / W11 (door open)
Door-open warning: the refrigerator door has been left open (typically longer th… 50 / 51 / 52 (gas lock)
Gas (LP/propane) operation fault. On RUA models, codes 50/51/52 indicate the fri… CALL / Check
On 'Er'-code Dometic absorption fridges, a component failure makes the panel fla… Constant red LED
Temperature sensor error. The fridge's temperature sensor is reading as defectiv… E03
The display/control panel has lost communication with the power module (electron… E07
The fridge is not producing cooling while running on gas (LP). The cooling unit … E08
The fridge is not producing cooling while running on AC (230 V/120 V mains) powe… E09
The fridge is not producing cooling while running on DC (12 V) power; DC mode is… E12
The control electronics ran a self-test on the gas valve and the test failed, so… E50
Gas ignition lockout: the burner failed to light after three automatic ignition … Er 11
The control board has detected an open circuit in the freezer-plate defrost heat… Er 14
The control board has detected an open circuit to the fan in the freezer compart… W01
The temperature sensor inside the fridge compartment is faulty (open, shorted, o… W10
Either the DC supply voltage is too high (over about 16 V), or the unit has ente…
Voltage fault. The DC supply voltage reaching the fridge is outside the range th… 2 red LED flashes
Excessive fan current. The condenser/cooling fan is drawing more than 1 ampere, … 3 red LED flashes
The motor (compressor) does not start. The electronics tried to start the compre… 4 red LED flashes
Compressor speed too low. The cooling system is so heavily loaded that the compr… 05 / W05
AC (230 V mains) power problem: the fridge is set to run on AC but either no AC … 5 red LED flashes
Overheating of the electronics unit. The compressor's control electronics have g… 06 / W06
DC (12 V) power problem: the fridge expects a 12 V supply but none is connected … 10 / W11 (door open)
Door-open warning: the refrigerator door has been left open (typically longer th… 50 / 51 / 52 (gas lock)
Gas (LP/propane) operation fault. On RUA models, codes 50/51/52 indicate the fri… CALL / Check
On 'Er'-code Dometic absorption fridges, a component failure makes the panel fla… Constant red LED
Temperature sensor error. The fridge's temperature sensor is reading as defectiv… E03
The display/control panel has lost communication with the power module (electron… E07
The fridge is not producing cooling while running on gas (LP). The cooling unit … E08
The fridge is not producing cooling while running on AC (230 V/120 V mains) powe… E09
The fridge is not producing cooling while running on DC (12 V) power; DC mode is… E12
The control electronics ran a self-test on the gas valve and the test failed, so… E50
Gas ignition lockout: the burner failed to light after three automatic ignition … Er 11
The control board has detected an open circuit in the freezer-plate defrost heat… Er 14
The control board has detected an open circuit to the fan in the freezer compart… W01
The temperature sensor inside the fridge compartment is faulty (open, shorted, o… W10
Either the DC supply voltage is too high (over about 16 V), or the unit has ente…
Furrion
E1
Compressor supply voltage problem: the DC voltage reaching the compressor is out… E2
Freezer-compartment fan fault: the fan that circulates cold air inside the freez… E3
Freezer-compartment temperature sensor fault: the temperature sensor (thermistor… E4
Compressor fault: the compressor is reported stuck/not starting, or the system p… EL / EH
Battery/input-voltage warnings on the 12V models: 'EL' (battery icon flashing sl… FF Er
Freezer-fan fault. The fan that moves cold air from the freezer compartment into…
Compressor supply voltage problem: the DC voltage reaching the compressor is out… E2
Freezer-compartment fan fault: the fan that circulates cold air inside the freez… E3
Freezer-compartment temperature sensor fault: the temperature sensor (thermistor… E4
Compressor fault: the compressor is reported stuck/not starting, or the system p… EL / EH
Battery/input-voltage warnings on the 12V models: 'EL' (battery icon flashing sl… FF Er
Freezer-fan fault. The fan that moves cold air from the freezer compartment into…
Norcold
8 flashes
DC input voltage too low. The 12V supply feeding the refrigerator control has dr… 9 flashes
DC input voltage too high. The 12V supply to the refrigerator control has risen … 10 flashes
Communication lost between the refrigerator's controls (the user-interface/displ… AC / rE flashing
The flame-sense circuit on the control has failed, so the refrigerator cannot re… AC HE
AC heater fault. The control cannot run the 120V AC heating element correctly, i… dc LO / dc HI
DC voltage faults. 'dc LO' means the 12V DC voltage supplied to the refrigerator… dr
Door-open alarm. The refrigerator door has been left open longer than about two … F1 / F2 / F3
Indicates an open (blown) fuse on the power board, each protecting a different c… Li OP
The high-temperature limit (thermal) switch has opened, or the connection at the… no AC
No usable 120V AC power is reaching the heater. The control reports that AC powe… no CO
The control board's cooling-system monitor detected that the refrigerator is not… no FL
The refrigerator tried to run on LP/propane (gas) mode but the control board did… Sr / CL flashing
The control detected that the AC relay is stuck in the closed position, so it ca…
DC input voltage too low. The 12V supply feeding the refrigerator control has dr… 9 flashes
DC input voltage too high. The 12V supply to the refrigerator control has risen … 10 flashes
Communication lost between the refrigerator's controls (the user-interface/displ… AC / rE flashing
The flame-sense circuit on the control has failed, so the refrigerator cannot re… AC HE
AC heater fault. The control cannot run the 120V AC heating element correctly, i… dc LO / dc HI
DC voltage faults. 'dc LO' means the 12V DC voltage supplied to the refrigerator… dr
Door-open alarm. The refrigerator door has been left open longer than about two … F1 / F2 / F3
Indicates an open (blown) fuse on the power board, each protecting a different c… Li OP
The high-temperature limit (thermal) switch has opened, or the connection at the… no AC
No usable 120V AC power is reaching the heater. The control reports that AC powe… no CO
The control board's cooling-system monitor detected that the refrigerator is not… no FL
The refrigerator tried to run on LP/propane (gas) mode but the control board did… Sr / CL flashing
The control detected that the AC relay is stuck in the closed position, so it ca…