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Symptom Chart: Climate Control - Electronic Manual Temperature Control (EMTC)

Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. For information about these practices,

REFER to: DIAGNOSTIC METHODS .

CONDITION AND POSSIBLE CAUSES

Condition Possible Sources Actions
Unable to duplicate the customer concern Refer to the PINPOINT TEST GO to PINPOINT TEST C 
Reduced outlet airflow Plugged cabin air filter Inspect the cabin air filter. REFER to: CABIN AIR FILTER . If OK, DIAGNOSE for low refrigerant charge, AC  always commanded on or blower motor not operating correctly.
Improper refrigerant level CARRY OUT the refrigerant system tests. REFER to: REFRIGERANT SYSTEM TESTS . If refrigerant charge is OK, GO to PINPOINT TEST I 
Blower motor GO to PINPOINT TEST L 
The air inlet door is inoperative Refer to the PINPOINT TEST GO to PINPOINT TEST D 
Incorrect/erratic direction of airflow from outlets Refer to the PINPOINT TEST GO to PINPOINT TEST E 
Insufficient Air Conditioning (A/C) cooling Improper refrigerant level CARRY OUT the refrigerant system tests. REFER to: REFRIGERANT SYSTEM TESTS . If OK, DIAGNOSE for a temperature door actuator not operating correctly.
  • Temperature door binding or stuck
  • Temperature door actuator
 GO to PINPOINT TEST J 
Insufficient, erratic or no heat Refer to the PINPOINT TEST GO to PINPOINT TEST F 
The Air Conditioning (A/C) is inoperative Refer to the PINPOINT TEST GO to PINPOINT TEST G 
The Air Conditioning (A/C) is always on Refer to the PINPOINT TEST GO to PINPOINT TEST H 
The Air Conditioning (A/C) is always on - Air Conditioning (A/C) mode always commanded ON Refer to the PINPOINT TEST GO to PINPOINT TEST I 
Temperature control is inoperative/does not operate correctly Refer to the PINPOINT TEST GO to PINPOINT TEST J 
The blower motor is inoperative Refer to the PINPOINT TEST GO to PINPOINT TEST K 
The blower motor does not operate correctly Refer to the PINPOINT TEST GO to PINPOINT TEST L 
A/C  pressure relief valve discharging
  • High system pressure
  • A/C  pressure relief valve
 CHECK the high side system pressure. If the pressure is below the A/C  pressure relief valve open pressure, REPLACE the A/C  compressor. For 2.0L Duratec-HE REFER to: AIR CONDITIONING (A/C) COMPRESSOR - 2.0L DURATEC-HE (125KW/170PS) - MI4 . For 2.0L Ecoboost REFER to: AIR CONDITIONING (A/C) COMPRESSOR - 2.0L ECOBOOST (184KW/250PS) - MI4 . If the system pressure is above the A/C  pressure relief valve open pressure, REPAIR the system for a restriction.
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