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to switch, and cycle through the sequence of "English", "German", "Russian", and
"voice off ";
•Oil pumping mode: Under the first power-on and power-off state, press and hold
【
】
for 7s, and the display area starts to count down for 300s to start pumping oil.
After the countdown is completed, the pump automatically ends or press
【 】
to
end pumping oil and shut down;
•Fault display: When the heater fails, the display area flashes a fault code, and
the fault type is shown in the table below:
code
Fault Message
Handling Method
E-01
Abnormal voltage
1.Check that the heater supply voltage type
matches the actual vehicle voltage.
2.Check that the supply voltage is not higher
than 18V or lower than 9V.
3.Check that the main harness connector is not
loosely connected.
E-03
Ignition plug
abnormality
1.Check whether the ignition plug is connected
falsely.
2.The ignition plug is faulty; replace the ignition
plug.
3.Main board is faulty; replace the main board.
E-04
Oil pump
abnormality
1.Check whether the oil pump plug is loose and
connected falsely.
2.Check the main wiring harness for
disconnection.
3.Oil pump is faulty; replace the oil pump.
E-05
High temperature
protection
1.Incorrect or faulty furnace temperature sensor
type; replace the sensor.
2.Main board is faulty; replace the main board.
E-06
Fan abnormality
1.Check whether the fan impeller of the car is
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