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Blower Fan Controller Inspection: Notes

  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  2. Remove the following parts:
    1. Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
    2. Dashboard under cover (See DASHBOARD UNDER COVER REMOVAL/INSTALLATION .)
  3. Remove the blower fan controller. (See BLOWER FAN CONTROLLER REMOVAL/INSTALLATION .)
  4. Connect the blower fan controller connector.
    G11431284Courtesy of MAZDA MOTORS CORP.
  5. Connect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  6. Switch the ignition ON (engine off or on).
  7. Connect the negative (-) lead of the tester to body ground.
  8. Insert the positive (+) lead of the tester into each blower fan controller terminal.
  9. Measure the voltage according to the terminal voltage table.
    • If there is any malfunction, inspect the parts under "Inspection item(s)".
    G11431285Courtesy of MAZDA MOTORS CORP.
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