Focus L4-2.0L (2009)
Heater Core: Service and Repair
Heater Core
Removal and Installation
NOTE: If a heater core leak is suspected, the heater core must be leak tested before it is removed from the vehicle.
NOTE: It is not necessary to install new heater core inlet and outlet tubes when installing a new heater core unless there is evidence of damage to the
heater core tubes. The new O-ring seals supplied with the heater core service kit must be installed any time the heater core tubes are detached from the
heater core.
1. Drain the engine coolant.
2. Remove the 3 glove compartment screws and the glove compartment.
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To install, tighten to 10 Nm (89 lb-in).
3. Using a suitable utility knife, carefully cut the heater core tube cover along the rib as shown.
4. Detach the climate control wire harness connector from the heater core tube cover.
5. Remove the 2 heater core tube cover screws.
6. Remove the cut portion of the heater core tube cover.
7. NOTE: Before disconnecting the heater core tube connections, position a suitable drain pan to catch any residual coolant that may drain from the
