MH-012 Ecomaster Clima user manual
2. Autochecking - error codes.
When the system receives the signal from the battery disconnector (+30), it first checks the outlets to check
what charges are applied and to make sure there is no short-circuit.
It also checks the status of the probes.
If any anomaly is detected, it will indicate the error(s) on the Display using the following codes:
Internal Temperature Sensor Shorted or Open
Ice Temperature Sensor Shorted or Open
Recirculation Pump Shorted
Compressor Outlet Shorted
Roof Valve Outlet Shorted
Floor Valve Outlet Shorted
Heater Outlet Shorted Speed 1
Heater Outlet Shorted Speed 2
Recirculation Flaps Outlet Shorted
Defroster Recirculation Flap Outlet Shorted
Right Adjustable Evaporator Ventilator Outlet Shorted
Left Adjustable Evaporator Ventilator Outlet Shorted
Adjustable Condenser Ventilator Outlet Shorted
Evaporator Ventilator Outlet Shorted Speed 1
Evaporator Ventilator Outlet Shorted Speed 2
Evaporator Ventilator Outlet Shorted Speed 3
Condenser Blower Outlet Shorted
Underfloor Heater Outlet Shorted Speed 1
Underfloor Heater Outlet Shorted Speed 2
Error in the automatic setting of the POT
No return or the motorized roof valve is not connected.
No return or the motorized floor valve is not connected.
No errors during checking process
If any of the above errors appears, the Ecomaster Clima will start to operate in accordance with the default
operating programme. It is possible that the vehicle’s interior temperature may not be regulated correctly under
these conditions so it is recommended that the system should be reviewed by technical service personnel.
Error detected by control once the initial system checking is performed may be consulted by entering View-
ing or Diagnosis modes and then simultaneously pressing the (6) and (4) keys.
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