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Home >> Mazda >> 2007 >> B4000 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 555 (Engine Mechanical 2.3L Service Information) >> Engine Front Cover Removal / Installation - 2.3L >> Removal Note

Removal Note

WARNING: This page is about a different car, the 2007 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the battery. See BATTERY DISCONNECT .
    CAUTION:
    • The crankshaft, the crankshaft sprocket and the pulley are fitted together by friction, with diamond washers between the flange faces on each part For that reason, the crankshaft sprocket is also unfastened if you loosen the pulley. Therefore, the engine must be retimed each time the damper is removed. Otherwise severe engine damage can occur.
  2. Remove the crankshaft pulley. See CRANKSHAFT PULLEY REMOVAL / INSTALLATION - 2.3L , .
    Fig 1: Locating Crankshaft Position (CKP) Sensor Electrical Connector
    G04929153Courtesy of MAZDA MOTORS CORP.
  3. Disconnect the crankshaft position (CKP) sensor electrical connector and the wiring harness pin-type retainers.
    Fig 2: Locating CKP Sensor
    G04929154Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • A new CKP sensor must be installed whenever the old sensor is removed.
  4. Remove and discard the CKP sensor.
    Fig 3: Locating Belt Tensioner Bolt
    G04929155Courtesy of MAZDA MOTORS CORP.
  5. Remove the belt tensioner.
    Fig 4: Locating Water Pump Pulley
    G04929156Courtesy of MAZDA MOTORS CORP.
  6. Remove the water pump pulley.
    Fig 5: Locating Power Steering Pressure (PSP) Switch Electrical Connector
    G04929157Courtesy of MAZDA MOTORS CORP.
  7. Disconnect the power steering pressure (PSP) switch electrical connector.
    Fig 6: Locating Bolt
    G04929158Courtesy of MAZDA MOTORS CORP.
  8. Remove the bolt and position the power steering pump aside.
    Fig 7: Removing Fan Drive Pulley Using Three-Jaw Puller
    G04929159Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • This step is needed only if a new front cover is being installed.
  9. Using a three-jaw puller, remove the fan drive pulley.
    Fig 8: Identifying Bolt Behind Cooling Fan Drive Pulley
    G04929160Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • There is one bolt behind the cooling fan drive pulley. This bolt can be accessed by lining up one of the holes in the pulley with the bolt.
  10. Remove the bolts and the engine front cover.