Mazda MX-3 silhouetteMX-3

HEATER UNIT - Removal / Installation

G-37parts diagram

Removal / Installation

  1. 1
    Drain the engine coolant. (Refer to the 1995 MX-3 Workshop Manual, section E.)
  2. 2
    Remove the dashboard. (Refer to the 1995 MX-3 Workshop Manual, section S.)
  3. 3
    Remove in the order shown in the figure.
    Exploded/structural view of the heater unit installed behind the dash with detail circle insets. Numbered balloon callouts: 1 = Seal plate, 2 = Hose connector (detail circle, lower left), 3 = Heater hose, 4 = Heater unit. Detail circle at right shows the heater unit mounting at the firewall.
  4. 4
    Install in the reverse order of removal.
Parts DiagramFig. fig1
#Part NameNotes
1Seal plateRemoval note: below
2Hose connector
3Heater hoseRemoval note: below; Installation note: below
4Heater unitDisassembly / Inspection / Assembly: page G-38

Removal note

Seal plate

Release the clamp and remove the seal plate together with the heater unit.

Heater hose

When disconnecting the heater hose from the heater core, unlock the hose connector from the heater core side.

Installation note

Heater hose

After installing the heater hose to the heater core, verify that the hose connector is securely locked.

See also

1995 MX-3 Workshop Manual section E

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