BougeRV 23QT, User Manual, Page: 10 / 12

The definition of the error code on the display
E3
E4
E2 Fan Problem
Compressor
turbine speed
too low.
E5
Er1
Controller chip
overheating
NTC opening or
short circuit
E1 Input voltage
too low
①Condition one: insert refrigerator power cord into
car cigar lighter when it doesn't start. Solution: to
connect the refrigerator later after the car starts.
②Condition two: the input voltage of the adapter is
too low. Solution: to adjust the battery protection
level to middle or low level. If fridge still no start
properly, pls use a new adapter.
Please replace a new fan when you confirm the
fan malfunction.
Compressor turbine speed too low.The input
voltage needs to be adjusted and reconnect the
power.
Controller chip overheating. It needs to shutdown
the power of fridge for 5 minutes. After hat, to
check whether if it is an overheating caused by the
blockage around the vent of the compressor.
①Condition one:E3 appears when use fridge in
car, pls shutdown fridge 5 minutes and after that,
it can work normally. If it still not works after
restart, it is E1 fault, with reference to E1 Fault
troubleshooting and solution.
②Condition two:E3 appears when use fridge at
home, to adjust battery protection level to middle
or low level. If it still no works properly, pls use a
new adapter.
Compressor Start
up frequently
Input voltage fault.
Error Code Error Type Solutions
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