Ford F150 Pickup. Manual - part 1683

Fig. 16: Identifying Bolt 
Courtesy of FORD MOTOR CO. 

6. Remove the bolts and remove the A/C compressor. 

 

2003 Ford Pickup F150 

2003 HVAC Air Conditioning - F150 Pickup

  

Fig. 17: Identifying A/C Compressor Removing Bolt 
Courtesy of FORD MOTOR CO. 

7. To install, reverse the removal procedure. 

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Install new O-rings lubricated in clean PAG oil.  

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If filtering of the air conditioning system is not to be performed, correctly oil match the system with
clean PAG oil. Refer to CLIMATE CONTROL SYSTEM .  

8. If filtering of the refrigerant system is not to be performed, evacuate, leak-test, and charge the refrigerant 

system. Refer to CLIMATE CONTROL SYSTEM .  

AIR CONDITIONING (A/C) COMPRESSOR - 4.6L AND 5.4L 

Material 

 

2003 Ford Pickup F150 

2003 HVAC Air Conditioning - F150 Pickup

  

Fig. 18: Air Conditioning (A/C) Compressor - 4.6L And 5.4L Material Specifications 
Courtesy of FORD MOTOR CO. 

Removal and Installation 

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If A/C flushing equipment is available, carry out flushing of the air conditioning system prior to 
installing a new air conditioning compressor (19703). Refer to CLIMATE CONTROL SYSTEM .  

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If A/C flushing equipment is not available, carry out filtering of the air conditioning system after a 
new air conditioning compressor has been installed. Refer to CLIMATE CONTROL SYSTEM .  

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Install a new evaporator core orifice (19D990) as directed by the A/C flushing or filtering 
procedure.  

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Install a new suction accumulator (19C836) as directed by the A/C flushing or filtering procedure.  

1. If flushing of the air conditioning system has not been performed, recover the refrigerant. Refer to 

CLIMATE CONTROL SYSTEM .  

2. Remove the drive belt from the A/C compressor pulley.  

3. Raise and support the vehicle.  

4. Disconnect the A/C compressor electrical connector. 

CAUTION: If installing a new air conditioning compressor due to an internal failure of 

the old unit, you must carry out the following procedures to remove 
contamination from the air conditioning system.

NOTE:

Installation of a new suction accumulator is not required when repairing the air 
conditioning system except when there is physical evidence of system 
contamination from a failed A/C compressor or damage to the suction 
accumulator.

 

2003 Ford Pickup F150 

2003 HVAC Air Conditioning - F150 Pickup

  

Fig. 19: Identifying A/C Compressor Electrical Connector 
Courtesy of FORD MOTOR CO. 

5. Disconnect the crankshaft position sensor connector. 

 

2003 Ford Pickup F150 

2003 HVAC Air Conditioning - F150 Pickup