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Home › Mazda › 2004 › MPV ES › Repair and Diagnosis › Heating, Ventilation & A/C (HVAC) › HVAC Control Systems › HVAC System › Basic System › Rear A/C Unit Removal/Installation

Rear A/C Unit Removal/Installation

  1. Disconnect the negative battery cable.
  2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
  3. Evacuate the refrigerant from the system. (See REFRIGERANT RECOVERY .) (See REFRIGERANT CHARGING .)
  4. Remove the passenger-side rear side trim. (See REAR SIDE TRIM REMOVAL/INSTALLATION .)
    CAUTION:
    • If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise with occur. Always immediately plug open fittings after removing any refrigeration cycle parts to keep moisture ore foreign material out of the cycle.
  5. Disconnect the rear heater hose No. 1.
  6. Disconnect the rear heater hose No. 2.
  7. Disconnect the rear cooler pipe No. 2.
  8. Remove in the order indicated in the illustration.
    Fig 1: Removing Order Of Rear A/C Unit
    G00992111Courtesy of MAZDA MOTORS CORP.
    Fig 2: Removing/Installing Rear A/C Unit
    G00992112Courtesy of MAZDA MOTORS CORP.
  9. Install in the reverse order of removal.
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