FixVault

Heater Unit Removal/Installation

WARNING: This page is about a different car, the 2002 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable.
  2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
  3. Remove the dashboard. (See DASHBOARD REMOVAL/INSTALLATION .)
  4. Remove the cooling unit. (See 07-11-12 COOLING UNIT COOLING UNIT REMOVAL/INSTALLATION  .)
  5. Remove the rear duct.
  6. Disconnect the heater hoses.
  7. Remove in the order indicated in Fig 1 .
    Fig 1: Removing/Installing Heater Unit
    G01136390Courtesy of MAZDA MOTORS CORP.
  8. Install in the reverse order of removal.