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Home >> Mazda >> 2021 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Basic System >> Heater Hose Removal/Installation

Heater Hose Removal/Installation

  1. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT [SKYACTIV-G 2.0] .)
  2. Remove clips A.
    G11276235Courtesy of MAZDA MOTORS CORP.
  3. While pressing clip B tabs in the direction of arrows (1) shown in the figure, press clip B in the direction of arrow (2) to detach clip B tabs from the bracket. (Heater hose B)
    G11276236Courtesy of MAZDA MOTORS CORP.
  4. Remove the heater hose A.
  5. Remove the heater hose B.
  6. Install in the reverse order of removal.
  7. Inspect for engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION [SKYACTIV-G 2.0] .)