how to remove Heater Core on 2003 Ford Focus?

Heater Core:---

Removal & Installation

1. Before servicing the vehicle, refer to the Precautions Section.
2. Remove or disconnect the following:
   
   
   Clamp off or remove the coolant hoses from heater core

   Floor console; see -Console- under the -Body- section

   Rear armrest bracket nuts, if equipped

   Rear footwell duct between the front seats

   Right hand lower instrument panel insulator

   Floor duct and trim panel

   Accelerator pedal mounting nuts and position the pedal aside

   Left and right hand instrument panel brackets
   
   

   

   

   Fig. Remove the LH and RH brackets

   Left hand floor duct

   Right hand floor duct

   Heater core cover

   Heater core retaining screw

   Heater core
   
   

   

   

   Fig. Location of the heater core retaining screw

   
   
   

   

   

   Fig. Remove the heater core

To install:

1. Install or connect the following:
   
   
   Heater core and retaining screw

   Heater core cover

   Right hand floor duct

   Left hand floor duct

   Left and right hand instrument panel brackets and tighten to 12 ft. lbs. (16 Nm)

   Accelerator pedal mounting nuts

   Floor duct and trim panel

   Right hand lower instrument panel insulator

   Rear footwell duct

   Rear armrest bracket nuts, if equipped

   Floor console

   Coolant hoses to the heater core

   Negative battery cable
2. Fill the cooling system to the correct level.
3. Start the engine and check for leaks.

Except 2005 Models

1. Before servicing the vehicle, refer to the Precautions Section.
2. Drain the cooling system.
3. Recover the A/C refrigerant, if equipped.
4. Remove or disconnect the following:
   
   
   Negative battery cable

   Radio

   Left and right lower panels

   Data link electrical connector

   Steering column upper shroud

   Audio unit control switch, if equipped

   Steering column lower shroud

   Steering column

   Instrument cluster

   Glove compartment

   Passenger air bag module

   Climate control and audio trim panel

   Ash tray

   Heater core housing assembly panel

   Center console

   Instrument panel upper retaining screws

   Instrument panel side trim panels

   Instrument panel side bolts

   Instrument panel bolts behind the instrument cluster, climate control and audio panel and passenger air bag module

   Defroster tubes

   Instrument panel

   Heater hoses

   A/C evaporator refrigerant lines

   Cross vehicle beam

   Rear footwell ventilation hoses

   Heater housing wiring harness

   Heater housing. Refer to the illustrations for housing fastener locations.
   
   

   

   

   Fig. Heater housing fastener location

   
   
   

   

   

   Fig. Heater housing fastener location

   
   
   

   

   

   Fig. Heater housing fastener location

   
   
   

   

   

   Fig. Heater housing fastener location

To install:

1. Install or connect the following:
   
   
   Heater housing. Refer to the illustrations for housing fastener locations and torque specifications.

   Heater housing wiring harness

   Rear footwell ventilation hoses

   Cross vehicle beam. Tighten the beam fasteners to 15 ft. lbs. (20 Nm) and the beam bracket bolts to 12 ft. lbs. (16 Nm).

   A/C evaporator refrigerant lines

   Heater hoses

   Instrument panel

   Defroster tubes

   Instrument panel bolts behind the instrument cluster, climate control and audio panel and passenger air bag module

   Instrument panel side bolts

   Instrument panel side trim panels

   Instrument panel upper retaining screws

   Center console

   Heater core housing assembly panel

   Ash tray

   Climate control and audio trim panel

   Passenger air bag module

   Glove compartment

   Instrument cluster

   Steering column. Tighten the nuts to 13 ft. lbs. (18 Nm) and the Torx® screw to 17 ft. lbs. (23 Nm)

   Steering column lower shroud

   Audio unit control switch, if equipped

   Steering column upper shroud

   Data link electrical connector

   Left and right lower panels

   Radio

   Negative battery cable
2. Fill the cooling system.
3. Recharge the A/C system, if equipped.
4. Start the engine and check for leaks.

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For more car related problem troubleshooting:---

This are the sections, you can go through and click the link to read its troubleshooting.

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The car will not start?

http://schematicsdiagram.blogspot.com/2011/06/car-will-not-start.html

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Car will not crank?

http://schematicsdiagram.blogspot.com/2011/06/car-will-not-crank.html

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Car has no spark?

http://schematicsdiagram.blogspot.com/2011/06/car-has-no-spark.html

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How to troubleshoot car battery?

http://schematicsdiagram.blogspot.com/2011/06/how-to-troubleshoot-car-battery.html

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How to test starter solenoid?

http://schematicsdiagram.blogspot.com/2011/06/how-to-test-starter-solenoid.html

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How to test cars starter?

http://schematicsdiagram.blogspot.com/2011/06/how-to-test-cars-starter.html

How to replace starter in car?

http://schematicsdiagram.blogspot.com/2011/06/how-to-replace-starter-in-car.html

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car will turn over but will not start?

http://technoanswers.blogspot.com/2011/05/car-will-turn-over-but-will-not-start.html

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Car wont start?

http://howtobyme.blogspot.com/2011/10/car-wont-start.html

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