mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

High Pressure Safety Valve HVAC > < Heater Core|Testing and Inspection|Page 4803
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Heater Core: Service and Repair

HEATER CORE REMOVAL/INSTALLATION

NOTE:If a heater core leak is suspected, the heater core must be leak tested before the heater core is removed. See - See: Testing and Inspection.
NOTE:Use only the approved coolant for this vehicle. See  See: Specifications. 

1. Remove the heater core and evaporator core housing. See  See: Housing Assembly HVAC/Service and Repair/Removal and Replacement/Heater

Core And Evaporator Core Housing Removal/Installation.

2. Remove the dash panel seal.

3. Remove the heater core bracket screw and the heater core bracket. 

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To install, tighten to 2 Nm {0.2 kgf-m, 18 in-lbf}.

4. Remove the heater core.

5. To install, reverse the removal procedure.

High Pressure Safety Valve HVAC > < Heater Core|Testing and Inspection|Page 4803